试题与答案

电力电容器1.15倍工频稳态过电压下,每24h允许持续运行()。A、60min B、

题型:单项选择题

题目:

电力电容器1.15倍工频稳态过电压下,每24h允许持续运行()。

A、60min

B、30min

C、5min

D、1min

答案:

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参考答案:学与教

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