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单词
power frequency overvoltage
释义
power frequency overvoltage
网络
工频过电压;工频过电压保护
网络释义
1.
工频过电压
工频过电压
(
power frequency overvoltage
)系统中在操作或接地故障时发生的频率等于工频(50 Hz)或接近工频的高于系统 …
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2.
工频过电压保护
工频过... ... ) industrial frequency current 工频电流 )
power frequency overvoltage
工频过电压保护
) power frequency 工频 ...
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例句
释义:
工频过电压,工频过电压保护
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更新时间:2026/8/11 8:02:23