避雷器交接试验验收中规定,35kV及以下避雷器绝缘电阻,采用()V兆欧表,不小于1000MΩ。
A.3000
B.4000
C.5000
D.2500
参考答案:D
总容量()kvar以上的10kV并联电容器应采用断路器控制和保护。
A、100
B、200
C、300
D、400
Computers, ______ have many uses, cannot completely take the place of humans. [ ]
A. that
B. though
C. which
D. as