题目内容
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[主观题]
手动火灾报警按钮安装在墙上时,其底边距地(楼)面高度宜为()。A.0.5m~0.9mB.0.9m~1.3mC.1.3m~1.5
手动火灾报警按钮安装在墙上时,其底边距地(楼)面高度宜为()。
A.0.5m~0.9m
B.0.9m~1.3m
C.1.3m~1.5m
D.1.8m~2.0m
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手动火灾报警按钮安装在墙上时,其底边距地(楼)面高度宜为()。
A.0.5m~0.9m
B.0.9m~1.3m
C.1.3m~1.5m
D.1.8m~2.0m
A.1.2m~l.5m
B.1.0m~l.5m
C.1.3m~l.5m
D.1.4m~l.5m
安装在墙上的手动火灾报警按钮距地面高度为()。
A.1.3m
B.1.5m
C.1.6m
D.1.8m
A.1.3m~1.5
B.1.5m~1.8
C.1.8m~2.0
D.2.0m~2.2