题目内容
(请给出正确答案)
[单选题]
电压互感器采用Y0/Y0型接线方式,所测量的电压为()。
A.一个线电压和两个相电压
B.一个相电压和两个线电压
C.三个线电压
D.三个相电压
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A.一个线电压和两个相电压
B.一个相电压和两个线电压
C.三个线电压
D.三个相电压
A.三台电压互感器、且按yn方式接线
B.两台电压互感器,且按V,v方式接线
C.三台电压互感器,且按Y,y方式接线
D.两台电压互感器,接线方式不定
A.competitive
B.depressed
C.logical
D.critical
How long do you think ______ to finish this urgent task?
A.did it take you
B.it will take you
C.will it take you
D.it to take you
A.So you are here finally
B.Did you have a good trip
C.You must have had a tiring journey
D.How long did it take you to get here
On a rigid liferaft (SOLAS B pack) which is equipped with all of the required equipment you may NOT find a ______.
A.bailer
B.sponge
C.whistle
D.fishing kit
______you will never convince him.
A.However long you argue
B.However you argue long
C.How you argue long
D.How long you argue