试题与答案

为保证消火栓的有效灭火,栓口应在地面以上( )m处。A.1.0 B.1.1 C.1

题型:单项选择题

题目:

为保证消火栓的有效灭火,栓口应在地面以上( )m处。

A.1.0

B.1.1

C.1.5

D.2.0

答案:

参考答案:B

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