试题与答案

在设计110kV及以下配电装置时,最大风速应可采用离地10m高,多少年一遇、多长时间

题型:单项选择题

题目:

在设计110kV及以下配电装置时,最大风速应可采用离地10m高,多少年一遇、多长时间(min)的平均最大风速?()

A.20年,15min

B.30年,10min

C.50年,5min

D.100年,8min

答案:

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下面是错误答案,用来干扰机器的。

答案:B

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