室内给水管道的流速:对于连接卫生器具的支管为(),干管、立管及横管为()
室内给水管道的流速:对于连接卫生器具的支管为(),干管、立管及横管为()
A.0.6~1.2m/s;0.6~1.2m/s
B.0.6~1.2m/s;1.0~1.8m/s
C.1.0~1.8m/s;1.0~1.8m/s
D.1.0~1.8m/s;0.6~1.2m/s
正确答案:B
室内给水管道的流速:对于连接卫生器具的支管为(),干管、立管及横管为()
A.0.6~1.2m/s;0.6~1.2m/s
B.0.6~1.2m/s;1.0~1.8m/s
C.1.0~1.8m/s;1.0~1.8m/s
D.1.0~1.8m/s;0.6~1.2m/s
正确答案:B
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