电容器例行试验项目有()。
A.接地电阻测试
B.检查和维护
C.绝缘电阻测试
D.电容量测量
参考答案:A, B, C, D
Don’t worry about the situation we’re facing now. I think the problem can be ________ without too much difficulty if we don’t lose heart.
A.turned over
B.taken over
C.got over
D.gone over
消除管上的静电主要采取的措施()
A、接地
B、接零
C、绝缘