A.0.8~1.3m
B.1.3~1.5m
C.1.5~1.7m
D.1.7~2.0m
[单选题]手动火灾报警按钮当安装在墙上时,其底边距地高度宜为(),且应有明显的标志。A.0.9~1.1mB.1.1~1.3mC.1.3~1.5mD.1.5~1.
[单选题]手动火灾报警按钮应设置在明显和便于操作的部位,当安装在墙上时,其底边距地高度宜为( )m,且应有明显的标志。A.1.0-1.1B.1.1-1.2C.1
[多选题]手动火灾报警按钮应设置在明显和便于操作的部位。当安装在墙上时,其底边距地高度宜为()~()m,且应有明显的标志。A.1.1B.1.2C.1.3D.1.
[单选题]手动火灾报警按钮应设置在明显和便于操作的部位。当安装在墙上时,其底边距地高度宜为( ),且应有明显的标志。 A.1.0~1.2mB.1.2~1.6mC
[单选题]手动火灾报警按钮,应安装在明显和便于操作的部位。当安装在墙上时,其底边距地(楼)面高度宜为( )。A.1.1m~1.5mB.1.3m~1.5mC.1.
[单选题]手动火灾报警按钮应安装在明显和便于操作的部位。当安装在墙上时,其底边距地(楼)面高度宜为( )。A.1.1~1.3mB.1.2~1.5mC.1.3~1
[单选题]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~1.5mD.1.8m~2.0m
[单选题]手动火灾报警按钮当采用壁挂方式安装时,其底边距地高度宜为( ),且应有明显标识。A.1至1.5mB.1.2至1.8mC.1.3至1.5mD.1.1至1
[单选题]手动火灾报警按钮应设置在明显和便于操作的部位,当安装在墙上时,其底边距地高度宜为()m,且应有明显的标志。A .1.0~1.1B .1.1~1.2C .1.2~1.3D .1.3~1.5
[单选题]防火卷帘控制器当安装在墙上时,其底边距地面高度为()。A . 0.8m~1mB . 1m~1.2mC . 1.3m~1.5mD . 1.5m~1.8m