电压互感器操作时的注意事项有哪些?

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问题:

电压互感器操作时的注意事项有哪些?

考点:电气自动化电气自动化综合练习二电气自动化综合练习二题库
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完形填空。
    There was a little poor boy in a small village. He lived  1  his mother. She had to
work day after day. In the morning she  2  cakes. In the evening she was back with
some  3 .
    One day she was ill in bed,  4  she gave the box to her son and said, "There are one
hundred cakes in the box. Go to the park with these and  5  them all. Now listen, come
back early  6  you finish it."
    There were a lot of people there. The boy got to the park,opened the box and cried,
"Cakes! Cakes! The  7  cakes in the country!" A woman had a cake. "Oh, it's really
delicious!" she cried, "It's  8  than any other cake. It is the most delicious of all."
Many people near were listening. Some wanted three cakes and  9  wanted five. After a
little time, there were not any cakes in the box, but one  10  coins (硬币) in it. How
happy the little boy was!
( )1.A.with      
(     )2.A.had       
(     )3.A.cakes     
(     )4.A.because   
(     )5.A.buy       
(     )6.A.and       
(     )7.A.good      
(     )8.A.nicer     
(     )9.A.another   
(     )10.A.hundreds 
B.1ike      
B.ate       
B.food      
B.so        
B.give      
B.so        
B.better    
B.the nicest  
B.others    
B.hundred   
C.at        
C.made      
C.children  
C.but       
C.sell      
C.after     
C.best      
C.the best   
C.other     
C.round     
D.from        
D.got         
D.monev       
D.after       
D.make        
D.before                      
D.nice        
D.the nicer   
D.the others                                
D.bright      
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BBU3806和RRU3801C的串网复用口的开关均打开的情况下,哪些连接方法是错误的()

A.BBU3806(或RRU3801C.上的串网复用口上连接了二分线,二分线上的网口通过网线连接到HUB,同时调测计算机也与HUB相连

B.BBU3806(或RRU3801C.上的串网复用口上连接了二分线,调测计算机的网线直接和二分线的串口相连接

C.BBU3806(或RRU3801C.上的串网复用口上没有连接二分线,调测计算机直接使用网线和BBU3806(或RRU3801C.的串网复用口连接

D.BBU3806(或RRU3801C.上的串网复用口上连接了二分线,二分线串口上连接的串口线的另一端又出于悬空状态

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《机电产品国际招标投标实施办法》中规定,投标人可以对( )等方面进行质疑。

A.招标程序的合法性

B.招标文件的合法性

C.评标结果的合法性

D.投标人认为其不中标理由不充分

E.评标委员会组成人员的合法性

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某消费者向一家商场订购了一台空调并按照商场的要求支付了预付款,但是,商场因为空调生产厂家的原因未能按约定时间向消费者交付空调。根据《消费者权益保护法》的规定,该商场不应当( )。

A.按照消费者的要求交付空调或者退回预付款
B.承担预付款的利息
C.承担消费者必须支付的合理费用
D.要求消费者先向空调生产厂家追究赔偿责任

题型:问答题 简答题

制动系统内部通过can网络进行信息交换后,通过()与列车控制系统通信。

A、SV阀

B、集成SV阀

C、GV阀

D、EP阀

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