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标题: [原创]电源空调专业业务试卷II  [查看完整版帖子] [打印本页]

时间:  2007-4-16 11:25
作者: 佛祖心中留     标题: [原创]电源空调专业业务试卷II

<p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">电源空调专业业务试卷</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">一、填空部分</span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">(每个空</span><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman">1</font></span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">分,共</span><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman">40</font></span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">分):</span><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">1. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">磁感应强度的单位是</span><span lang="EN-US"><font face="Times New Roman">(<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>)</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">2. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">变压器是根据</span><span lang="EN-US"><font face="Times New Roman">(<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>)</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">原理制成的</span><span lang="EN-US"><font face="Times New Roman">,</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">它本身只有传递</span><span lang="EN-US"><font face="Times New Roman">(<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>)</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">的作用</span><span lang="EN-US"><font face="Times New Roman">,</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">而没有改变</span><span lang="EN-US"><font face="Times New Roman">(<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>)</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">的作用。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">3. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">二极管有</span><span lang="EN-US"><font face="Times New Roman">(</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">        </span><span lang="EN-US"><font face="Times New Roman">)</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">特性</span><span lang="EN-US"><font face="Times New Roman">,</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">三级管的工作状态有</span><span lang="EN-US"><font face="Times New Roman">(<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>)</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">、(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)、(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)三种。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">4. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">阀控式蓄电池有(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"> )式和(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)式电解液两种。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">5. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">基础电压范围内的工作电压有(    )、(    )、(    )三种。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">6. UPS </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">的三种工作方式分为(   )、(   )、(    )。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">7. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">在制冷技术中,凡是可以传递(   )和(   )的物质,称之为介质。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">8. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">四冲程内燃机,其中第二冲程是(   ),第四冲程是(   )。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt;"><span lang="EN-US"><font face="Times New Roman">9. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">柱塞式喷油泵供油量大小是靠(    )调整柱塞的(    )来实现的,</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">喷油提前角是靠调整(      )来实现的。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font face="Times New Roman">10. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">电信电源的接地系统为(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)</span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">﹑</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)</span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">﹑(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>)。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">11. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">空调机在正常工作时进入冷凝器的是(      )。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">12. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">程控机房温度应保持在(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span></span>)<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="0" unitname="C"><sup><span lang="EN-US">0</span></sup><span lang="EN-US">C</span></chmetcnv>至(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span></span>)<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="0" unitname="C"><sup><span lang="EN-US">0</span></sup><span lang="EN-US">C</span></chmetcnv>,相对湿度为(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span></span>)<span lang="EN-US">%</span>至(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp; </span></span>)<span lang="EN-US">%</span>。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span>13. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">调整供油提前角是调整(     )。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">14. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">蓄电池的容量单位是(    ),用符号(  )表示。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">15. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">制冷系统是由(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>)﹑(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>)﹑(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>)﹑(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>)四大部件组成。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">16. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">各专业机房熔断器的额定电流值应不大于最大负载电源的(  )倍,直流熔断器的额定电流值应不大于最大负载电流的(  )倍。<span lang="EN-US"><p></p></span></span></p>
时间:  2007-4-16 11:26
作者: 佛祖心中留

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;">二<span lang="EN-US">.</span>单项选择部分</span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">(每个空</span><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman">1</font></span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">分,共</span><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman">16</font></span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">分):</span><span lang="EN-US" style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">1. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">铅酸蓄电池充电完毕后,正极是(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">),负极是(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><span lang="EN-US"><font size="3"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>A.<span style="mso-spacerun: yes;">&nbsp; </span>b<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>B. PbO<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="True" sourcevalue="2" unitname="C"><sub>2</sub><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>C</chmetcnv>. PbSO<sub>4<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></sub>D.H<sub>2</sub>SO<sub>4</sub></font></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">2. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">制冷系统混进空气后,会在(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)处造成冰堵。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>A.<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">冷凝器</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>B. <span style="mso-spacerun: yes;">&nbsp;</span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">节流器</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>C. <span style="mso-spacerun: yes;">&nbsp;</span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">电磁阀</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span>D. <span style="mso-spacerun: yes;">&nbsp;</span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">蒸发器</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">3.</font></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">
                        </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">铅酸蓄电池正极板比负极板(   )。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">A.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"> 多一片  </span><span lang="EN-US"><font face="Times New Roman">B.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"> 少一片  </span><span lang="EN-US"><font face="Times New Roman">C.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"> 相等           </span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">4. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">以下不属于正弦交流电三要素的是(  )。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  </span><span lang="EN-US"><font face="Times New Roman">A.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"> 功率因数  </span><span lang="EN-US"><font face="Times New Roman">B. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">初相位  </span><span lang="EN-US"><font face="Times New Roman">C.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"> 最大值  </span><span lang="EN-US"><font face="Times New Roman">D.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"> 角频率</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  </span><span lang="EN-US"><font face="Times New Roman">5.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)的作用是切换制冷剂在系统内的流向,完成制冷制热的转换。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>A. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">膨胀阀</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>B. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">截止阀</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>C. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">电磁阀</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">                                        </span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">  <span lang="EN-US">6. </span>在单相半波无滤波整流电路中,负载开路时,电路输出端电压为(   )。<span lang="EN-US"><p></p></span></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">A.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">全波脉动电压  </span><span lang="EN-US"><font face="Times New Roman">B.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">半波脉动电压  </span><span lang="EN-US"><font face="Times New Roman">C.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">正弦交流电压  </span><span lang="EN-US"><font face="Times New Roman">D.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">直流电压</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">E.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">无电压输出</span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</font></span></span></b><font face="Times New Roman"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span></span></b><span lang="EN-US"><font size="3">7. </font></span></font><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">单冷空调机在正常工作时,从冷凝器流出的是(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>A.<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">高温高压气体</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>B.<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">高温高压液体</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>C.<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">低温高压气体</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>D.<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">低温高压液体</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">8. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">铅酸蓄电池放电过程中,其电解液的密度是(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>A. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">上升</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>B. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">下降</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>C. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">保持不变</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>D. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">无规律</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">9. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">平常所说</span><span lang="EN-US"><font face="Times New Roman">380V</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">交流电中的“</span><span lang="EN-US"><font face="Times New Roman">380V</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">”是指电压的(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>.A. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">有效值</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>B.<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">最大值</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>C.<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">平均值</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>D.<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">瞬时值</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">10. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">蓄电池放电率低于</span><span lang="EN-US"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">小时的放电率,可得到(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)额定容量的容量。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>A. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">等于</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>B. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">低于</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>C. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">高于</span><span lang="EN-US"><font face="Times New Roman">
                                </font></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">11. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">在采用三相五线制的高频开关电源中,如果不加功率因数校正电路,零线电流会(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>A. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">减少</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>B. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">等于零</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>C. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">增大</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>D. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">超过相线电流</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">12. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">内燃机冷却水的最佳工作温度为(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>A. <chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="550" unitname="C">55<sup>0</sup>C</chmetcnv></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">以下</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span>B. <chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="550" unitname="C">55<sup>0</sup>C</chmetcnv></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">—</span><chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="750" unitname="C"><span lang="EN-US"><font face="Times New Roman">75<sup>0</sup>C</font></span></chmetcnv><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>C. <chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="750" unitname="C">75<sup>0</sup>C</chmetcnv></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">—</span><chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="950" unitname="C"><span lang="EN-US"><font face="Times New Roman">95<sup>0</sup>C</font></span></chmetcnv><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span>D<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue=".95" unitname="C">.95<sup>0</sup>C</chmetcnv></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">—</span><chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="1050" unitname="C"><span lang="EN-US"><font face="Times New Roman">105<sup>0</sup>C</font></span></chmetcnv></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">13. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">交流市电频率允许变动的范围是(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)</span><span lang="EN-US"><font face="Times New Roman">H<sub>Z</sub></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><span lang="EN-US"><font face="Times New Roman"><font size="3"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>.A. 50</font></font></span><font size="3"><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">±<span lang="EN-US">2.5<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span lang="EN-US"><font face="Times New Roman">B.. 50</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">±<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="True" sourcevalue="2" unitname="C"><span lang="EN-US">2<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span lang="EN-US" style="FONT-FAMILY: &quot;Times New Roman&quot;;">C</span></chmetcnv><span lang="EN-US" style="FONT-FAMILY: &quot;Times New Roman&quot;;">. 50</span>±<span lang="EN-US">1<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><span lang="EN-US"><font face="Times New Roman">D. 50</font></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">±<span lang="EN-US">1.5<p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">14. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">空调制冷系统中干燥过滤器安装在(   )。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"> </span><span lang="EN-US"><font face="Times New Roman">A.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">蒸发器与膨胀阀之间   </span><span lang="EN-US"><font face="Times New Roman">B.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">冷凝器与膨胀阀之间  </span><span lang="EN-US"><font face="Times New Roman">C.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">蒸发器与压缩机之间</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">15. DMA10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">整流模块出现</span><span lang="EN-US"><font face="Times New Roman">Vhvsd</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">为(</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt; TEXT-INDENT: -3pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;</span>A. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">过压告警点</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>B. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">欠压告警点</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>C. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">高压关断电压</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span>D. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">告警复位</span></font><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p></p></span></p>
时间:  2007-4-16 11:27
作者: 佛祖心中留

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;">三<span lang="EN-US">.</span>判断对错部分</span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">(每个空</span><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman">1</font></span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">分,共</span><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman">14</font></span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">分):</span><span lang="EN-US" style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>1. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">点火系统是柴油机的组成部分之一。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;</span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>2. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">蓄电池的效率用容量效率和电能效率两种表示。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>3. KW</span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">是无功功率的单位。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>4. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">变压器空载时是没有损耗的。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>5. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">处置油机飞车事故的有效办法是用擦机部类物品封堵空气滤清器进风口。(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>6. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">油机发电机组应每月试机一次,每年加载试机一次。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>7. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">在三进三出<span lang="EN-US">UPS</span>供电回路中,须加大零线的馈线。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>8. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">制冷系统中不可缺少的四大部件是:压缩机、冷凝器、加湿器、蒸发器。(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>9. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">防酸式电池和密封电池可以混合使用在同一个系统中。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>10. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">将直流电转变为不同电压值的直流电称为逆变。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>11. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">当蓄电池的放电率低于<span lang="EN-US">10</span>小时放电率时,电池容量较小。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>12. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">若运行中的设备发生故障,在未查明设备故障原因时,可以插入备件试验。(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>13. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">当电池液温超过<chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="350" unitname="C"><span lang="EN-US">35</span><sup><span lang="EN-US" style="FONT-FAMILY: &quot;Times New Roman&quot;;">0</span></sup><span lang="EN-US" style="FONT-FAMILY: &quot;Times New Roman&quot;;">C</span></chmetcnv>以上时,应将充电电流减半。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>14. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">放电率低于正常放电率时,容量较大。反之,放电率高于正常放电率时,容量就较<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">小。<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span>(<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span></span>)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span><p></p></font></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;</font></span></span></b><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;">四<span lang="EN-US">.</span>简答题部分</span><span style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;">(<span lang="EN-US">20</span>分):</span><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 14pt; mso-bidi-font-size: 10.0pt;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36.75pt; TEXT-INDENT: -12pt; mso-list: l1 level1 lfo1; tab-stops: list 36.75pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体;"><span style="mso-list: Ignore;"><font size="3">1.</font><span style="FONT: 7pt &quot;Times New Roman&quot;;">
                                </span></span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">列出高频开关电源的五个优点。(<span lang="EN-US">4</span>分)<span lang="EN-US"><p></p></span></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p>&nbsp;</p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p>&nbsp;</p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p>&nbsp;</p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p>&nbsp;</p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p>&nbsp;</p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36.75pt; TEXT-INDENT: -12pt; mso-list: l1 level1 lfo1; tab-stops: list 36.75pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体;"><span style="mso-list: Ignore;"><font size="3">2.</font><span style="FONT: 7pt &quot;Times New Roman&quot;;">
                                </span></span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">柴油机主要由那些机构和系统组成?(<span lang="EN-US">4</span>分)<span lang="EN-US"><p></p></span></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p>&nbsp;</p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p>&nbsp;</p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p>&nbsp;</p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36.75pt; TEXT-INDENT: -12pt; mso-list: l1 level1 lfo1; tab-stops: list 36.75pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体;"><span style="mso-list: Ignore;"><font size="3">3.</font><span style="FONT: 7pt &quot;Times New Roman&quot;;">
                                </span></span></span><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">S481000</span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">电源系统中防雷器故障原因有哪四点?(<span lang="EN-US">4</span>分)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36.75pt; TEXT-INDENT: -12pt; mso-list: l1 level1 lfo1; tab-stops: list 36.75pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体;"><span style="mso-list: Ignore;"><font size="3">4.</font><span style="FONT: 7pt &quot;Times New Roman&quot;;">
                                </span></span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">简述蓄电池放电率表示法。(<span lang="EN-US">4</span>分)<span lang="EN-US"><p></p></span></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36.75pt; TEXT-INDENT: -12pt; mso-list: l1 level1 lfo1; tab-stops: list 36.75pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体;"><span style="mso-list: Ignore;"><font size="3">5.</font><span style="FONT: 7pt &quot;Times New Roman&quot;;">
                                </span></span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">简述柴油机中飞轮的作用。(<span lang="EN-US">4</span>分)<span lang="EN-US"><p></p></span></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: &quot;Times New Roman&quot;;">五、计算题(<span lang="EN-US">10</span>分)<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 36.75pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo2; tab-stops: list 36.75pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体;"><span style="mso-list: Ignore;">1.</span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">有一三相对称电感性负载,其中<span lang="EN-US">R</span>相<span lang="EN-US">=6</span>欧。<span lang="EN-US">X</span>相<span lang="EN-US">=8</span>欧,接在<span lang="EN-US">U</span>线<span lang="EN-US">=380</span>伏的三相电<span lang="EN-US"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp; </span><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 21pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;">源上若负载作星形联接,计算相电流、线电流、三相总有功功率和总视在功率。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;;"><p><font size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p>
时间:  2007-4-16 12:03
作者: mm_1001

<p>哥们:你的试题很不错啊!我想知道答案是那些。</p><p>可以发到我的邮箱<a href="mailto:mahongxin1082@126.com">mahongxin1082@126.com</a></p><p>我门可以交流电源维护的经验。谢谢</p>
时间:  2007-4-18 08:11
作者: 佛祖心中留

<p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">电源空调业务考试试题</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman">II</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答案</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">一.填空部分:</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>1. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">特斯拉</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>2. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">电磁感应,功率,一、二次测功率</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>3. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">单向导电,放大、饱和、截止</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>4. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">贫液式、胶体式</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>5. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">浮充电压、均衡电压、终止电压</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>6. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">离线式、在线式、线上互动式</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>7. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">热量、冷量</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>8. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">压缩、排气</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>9. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">调速器,供油拉杆,喷油泵的供油提前角</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>10. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">工作地,保护地,防雷地</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>11. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">高压高温的气体</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes;">&nbsp;&nbsp;</span>12. 15<sup>0</sup>C~25<sup>0</sup>C</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">30%~70%</font></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>13. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">正时齿轮</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>14. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">安培小时,</span><font face="Times New Roman">
                                <span lang="EN-US">AH</span></font></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>15. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">压缩机,冷凝器,蒸发器,接流装置</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>16. 1.5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">倍,</span><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">倍</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">二.选择部分:</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman"><font size="3"><span style="mso-spacerun: yes;">&nbsp; </span><b style="mso-bidi-font-weight: normal;">1. B<span style="mso-spacerun: yes;">&nbsp; </span>A</b></font></font></span><font size="3"><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>2. B</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>3. B </font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>4. A</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>5. C</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes;">&nbsp;</span>6. B</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><p></p></span></b></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US"><font face="Times New Roman"><font size="3"><span style="mso-spacerun: yes;">&nbsp; </span>7. B</font></font></span></b><font size="3"><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>8. B</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>9. A </font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>10. C</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span>11. D</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span>12. B</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><p></p></span></b></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US"><font face="Times New Roman"><font size="3"><span style="mso-spacerun: yes;">&nbsp; </span>13. B</font></font></span></b><b style="mso-bidi-font-weight: normal;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">。</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>14. B<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span>15.C<p></p></font></span></font></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">三.判断对错部分:</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span><b style="mso-bidi-font-weight: normal;">1</b></font></span><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">3</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">4</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">6</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">8</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">9</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">10</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">11</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">12</font></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">错误;</span><span lang="EN-US"><font face="Times New Roman">2</font></span><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">5</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">7</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">13</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">14</font></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">正确。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">四.简答部分:</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">1.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:体积小,重量轻;节能降耗,功率因数和效率高;投资少,</span><span lang="EN-US"><font face="Times New Roman">N+1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">冗余备份;模块化设计,便于维护,维护量少;可实现远端监控;设备运行稳定,供电可靠性高;便于分散供电等。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">2.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:柴油机除机体外,主要由两大机构和四大系统组成;它们是:曲轴连杆机构、配气机构和柴油供给系统、润滑系统、冷却系统、启动系统。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">3.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:</span><span lang="EN-US"><font face="Times New Roman">1.C</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">级防雷器损坏;</span><span lang="EN-US"><font face="Times New Roman">2.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">防雷空开跳闸;</span><span lang="EN-US"><font face="Times New Roman">3.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">防雷检测线接插不良或断线;</span><span lang="EN-US"><font face="Times New Roman">4.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">交直流检测板</span><span lang="EN-US"><font face="Times New Roman">B14C3U1</font></span><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">损坏</span></b></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">4.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:放电率可用放电电流的大小或用放电到终了电压的快慢(时间的长短)来表示。通常以</span><span lang="EN-US"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">小时率为正常放电率。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">5.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:当飞轮随着曲轴旋转时,它具有储蓄能量的作用,当连杆传来的扭力增大时,它靠惯性作用吸收一部分能量,使曲轴的旋转不会加速太快;当传来的扭力降低时,把所存储的能量放出,使曲轴继续以比较均匀的转速旋转。另外在发动机启动时,飞轮的转动容易克服气缸的压缩力。</span></font></p>
时间:  2007-4-18 08:12
作者: 佛祖心中留

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 10.5pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">五、计算</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 10.5pt;"><line id="_x0000_s1027" oallowincell="f" to="336pt,0" from="294pt,0" style="Z-INDEX: 2; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"></line><line id="_x0000_s1026" oallowincell="f" to="278.25pt,0" from="204.75pt,0" style="Z-INDEX: 1; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"></line><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">解:负载作</span><span lang="EN-US"><font face="Times New Roman">Y</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">联接时,每相阻抗为</span><span lang="EN-US"><font face="Times New Roman">Z</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">=</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">√</span><span lang="EN-US"><font face="Times New Roman">R*R</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">+X*X</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">=</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">√</span><span lang="EN-US"><font face="Times New Roman">6*6+8*8 =10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">欧</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 10.5pt;"><line id="_x0000_s1030" oallowincell="f" to="126pt,0" from="110.25pt,0" style="Z-INDEX: 5; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"><font size="3"></font></line><line id="_x0000_s1029" oallowincell="f" to="178.5pt,0" from="162.75pt,0" style="Z-INDEX: 4; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"><font size="3"></font></line><line id="_x0000_s1028" oallowincell="f" to="126pt,0" from="115.5pt,0" style="Z-INDEX: 3; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"><font size="3"></font></line><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相电压为</span><span lang="EN-US"><font face="Times New Roman">U</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">=U</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">线</span><span lang="EN-US"><font face="Times New Roman">/</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">√</span><span lang="EN-US"><font face="Times New Roman">3<span style="mso-spacerun: yes;">&nbsp; </span>=380/</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">√</span><span lang="EN-US"><font face="Times New Roman">3<span style="mso-spacerun: yes;">&nbsp; </span>=220</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">伏</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 10.5pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相电流为</span><span lang="EN-US"><font face="Times New Roman">I</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">=U</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">/Z</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">=220/10=22</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">安</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 10.5pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">线电流等于相电流即:</span><span lang="EN-US"><font face="Times New Roman">I</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">线</span><span lang="EN-US"><font face="Times New Roman">=I</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">=22</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">安</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 10.5pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">各项负载的功率因数</span><span lang="EN-US"><font face="Times New Roman">COS</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">ψ</span><span lang="EN-US"><font face="Times New Roman">=R</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">/Z</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">相</span><span lang="EN-US"><font face="Times New Roman">=6/10=0.6</font></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 10.5pt;"><line id="_x0000_s1032" oallowincell="f" to="246.75pt,0" from="231pt,0" style="Z-INDEX: 7; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"><font face="Times New Roman" size="3"></font></line><line id="_x0000_s1031" oallowincell="f" to="141.75pt,0" from="126pt,0" style="Z-INDEX: 6; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"><font face="Times New Roman" size="3"></font></line><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">三相负载总有功功率</span><span lang="EN-US"><font face="Times New Roman">=</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">√</span><span lang="EN-US"><font face="Times New Roman">3 <span style="mso-spacerun: yes;">&nbsp;</span>U</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">线</span><span lang="EN-US"><font face="Times New Roman">I</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">线</span><span lang="EN-US"><font face="Times New Roman">COS</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">ψ</span><span lang="EN-US"><font face="Times New Roman">=</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">√</span><span lang="EN-US"><font face="Times New Roman">3 * <b style="mso-bidi-font-weight: normal;">380*22*0.6=8.7</b></font></span><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">千瓦</span><span lang="EN-US"><p></p></span></b></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 10.5pt;"><line id="_x0000_s1034" oallowincell="f" to="173.25pt,0" from="157.5pt,0" style="Z-INDEX: 9; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"><font size="3"></font></line><line id="_x0000_s1033" oallowincell="f" to="99.75pt,0" from="84pt,0" style="Z-INDEX: 8; LEFT: 0px; POSITION: absolute; TEXT-ALIGN: left;"><font size="3"></font></line><font size="3"><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">总视在功率</span></b><span lang="EN-US"><font face="Times New Roman">S=</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">√</span><span lang="EN-US"><font face="Times New Roman">3<span style="mso-spacerun: yes;">&nbsp; </span>U</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">线</span><span lang="EN-US"><font face="Times New Roman">*I</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">线</span><span lang="EN-US"><font face="Times New Roman">=</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">√</span><span lang="EN-US"><font face="Times New Roman">3<span style="mso-spacerun: yes;">&nbsp; </span>* <b style="mso-bidi-font-weight: normal;">380*22</b>=14.5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">千伏安</span></font></p>
时间:  2007-4-18 08:13
作者: 佛祖心中留

<p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">电源空调业务考试试题</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><font face="Times New Roman">II</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答案</span></b><b style="mso-bidi-font-weight: normal;"><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">一.填空部分:</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>1. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">特斯拉</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>2. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">电磁感应,功率,一、二次测功率</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>3. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">单向导电,放大、饱和、截止</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>4. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">贫液式、胶体式</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>5. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">浮充电压、均衡电压、终止电压</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>6. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">离线式、在线式、线上互动式</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>7. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">热量、冷量</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>8. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">压缩、排气</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>9. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">调速器,供油拉杆,喷油泵的供油提前角</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>10. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">工作地,保护地,防雷地</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>11. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">高压高温的气体</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes;">&nbsp;&nbsp;</span>12. 15<sup>0</sup>C~25<sup>0</sup>C</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">30%~70%</font></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>13. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">正时齿轮</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>14. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">安培小时,</span><font face="Times New Roman">
                                <span lang="EN-US">AH</span></font></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>15. </font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">压缩机,冷凝器,蒸发器,接流装置</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span>16. 1.5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">倍,</span><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">倍</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">二.选择部分:</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><font face="Times New Roman"><font size="3"><span style="mso-spacerun: yes;">&nbsp; </span><b style="mso-bidi-font-weight: normal;">1. B<span style="mso-spacerun: yes;">&nbsp; </span>A</b></font></font></span><font size="3"><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>2. B</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>3. B </font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>4. A</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>5. C</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="mso-spacerun: yes;">&nbsp;</span>6. B</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><p></p></span></b></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US"><font face="Times New Roman"><font size="3"><span style="mso-spacerun: yes;">&nbsp; </span>7. B</font></font></span></b><font size="3"><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>8. B</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>9. A </font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>10. C</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span>11. D</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span>12. B</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">;</span><span lang="EN-US"><p></p></span></b></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><b style="mso-bidi-font-weight: normal;"><span lang="EN-US"><font face="Times New Roman"><font size="3"><span style="mso-spacerun: yes;">&nbsp; </span>13. B</font></font></span></b><b style="mso-bidi-font-weight: normal;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">。</span><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp;&nbsp; </span>14. B<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp; </span>15.C<p></p></font></span></font></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">三.判断对错部分:</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman"><span style="mso-spacerun: yes;">&nbsp; </span><b style="mso-bidi-font-weight: normal;">1</b></font></span><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">3</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">4</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">6</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">8</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">9</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">10</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">11</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">12</font></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">错误;</span><span lang="EN-US"><font face="Times New Roman">2</font></span><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">5</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">7</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">13</font></span></b><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,</span><span lang="EN-US"><font face="Times New Roman">14</font></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">正确。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-SIZE: 16pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">四.简答部分:</span><span lang="EN-US" style="FONT-SIZE: 16pt; mso-bidi-font-size: 10.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">1.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:体积小,重量轻;节能降耗,功率因数和效率高;投资少,</span><span lang="EN-US"><font face="Times New Roman">N+1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">冗余备份;模块化设计,便于维护,维护量少;可实现远端监控;设备运行稳定,供电可靠性高;便于分散供电等。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">2.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:柴油机除机体外,主要由两大机构和四大系统组成;它们是:曲轴连杆机构、配气机构和柴油供给系统、润滑系统、冷却系统、启动系统。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">3.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:</span><span lang="EN-US"><font face="Times New Roman">1.C</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">级防雷器损坏;</span><span lang="EN-US"><font face="Times New Roman">2.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">防雷空开跳闸;</span><span lang="EN-US"><font face="Times New Roman">3.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">防雷检测线接插不良或断线;</span><span lang="EN-US"><font face="Times New Roman">4.</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">交直流检测板</span><span lang="EN-US"><font face="Times New Roman">B14C3U1</font></span><b style="mso-bidi-font-weight: normal;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">损坏</span></b></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">4.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:放电率可用放电电流的大小或用放电到终了电压的快慢(时间的长短)来表示。通常以</span><span lang="EN-US"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">小时率为正常放电率。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 26.25pt; TEXT-INDENT: -15.75pt; mso-list: l0 level1 lfo1; tab-stops: list 26.25pt;"><font size="3"><span lang="EN-US" style="mso-fareast-font-family: &quot;Times New Roman&quot;;"><span style="mso-list: Ignore;"><font face="Times New Roman">5.</font></span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">答:当飞轮随着曲轴旋转时,它具有储蓄能量的作用,当连杆传来的扭力增大时,它靠惯性作用吸收一部分能量,使曲轴的旋转不会加速太快;当传来的扭力降低时,把所存储的能量放出,使曲轴继续以比较均匀的转速旋转。另外在发动机启动时,飞轮的转动容易克服气缸的压缩力。</span></font></p>
时间:  2007-4-18 18:30
作者: handset

<p>谢谢!</p><p>如整理成DOC版就更好了!</p>
时间:  2007-4-20 13:52
作者: zymg

支持
时间:  2007-5-30 17:03
作者: BTS

好东西大家都要顶
时间:  2007-6-9 14:53
作者: lhd918

<p>不错,我也做下,看看自己的水平了</p>
时间:  2007-8-12 15:16
作者: nnxiaolan

<p>都是我要用的/太感谢了</p>
时间:  2007-8-22 00:55
作者: Ben1226

<p>电源占了一部分比重啊,哈哈,不错!学习!</p>
时间:  2007-9-27 14:09
作者: nnxiaolan

正是我想要的
时间:  2007-10-25 22:52
作者: ywx

hao thank you
时间:  2007-11-21 16:12
作者: lbin75

好东西,多来点!
时间:  2008-3-26 16:53
作者: bingwei-mm

谢谢楼主。多多交流,QQ:605916626。




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