试题与答案

漏电保护的类型()A、漏电闭锁B、漏电保护C、选择性漏电保护

题型:多项选择题

题目:

漏电保护的类型()

A、漏电闭锁

B、漏电保护

C、选择性漏电保护

答案:

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参考答案:三国时期聚居于江南山区人民。包括古代越人后裔和为逃避赋役或避罪入山的汉族民众。后者占多数。前者保留了本族的一些特征,在经济生活方面与汉人无甚区别。他们居于原来越人聚居的地区,不入城邑,开...

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A.size
B.number
C.amount
D.quantity

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