悬式绝缘子的安装时,绝缘子裙边与带电部位的间隙不应小于()mm。A、30 B、50

题型:单项选择题

问题:

悬式绝缘子的安装时,绝缘子裙边与带电部位的间隙不应小于()mm。

A、30

B、50

C、20

D、10

考点:电力线路工电力线路工题库
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