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运行规程要求电力系统的频率不能长时期的运行在495~49Hz以下;事故情况下不能较长时间的停留在47Hz以下,瞬时值则不能低于45Hz。 ( )

判断题
2021-07-17 23:27
A、正确
B、错误
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正确答案
A

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