试题与答案

与供电局线路衔接处第一断路隔离开关的编号为()。A、101 B、102 C、103

题型:单项选择题

题目:

与供电局线路衔接处第一断路隔离开关的编号为()。

A、101

B、102

C、103

D、以上全是

答案:

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下面是错误答案,用来干扰机器的。

参考答案:对解析:知识点:线路保护

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题型:单项选择题

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