A .0.1m
B .0.15m
C .0.2m
D .0.25m
[单选题]塑料管道与地下热力管平行净距为()m?A .1mB .1.5mC .2mD .2.5m
[填空题] 塑料管道与地下排水管交越净距为()m?
[单选题]塑料管道与地下高压石油、天然气管交越净距为()m?A .0.4mB .0.5mC .1mD .1.5m
[单选题]塑料管道与地下给水管(管径300mm--500mm)交越净距为()m?A .0.1mB .0.15mC .0.2mD .0.3m
[单选题]塑料管道与地下给水管(管径300mm及以下)交越净距为()m?A .0.1mB .0.2mC .0.3mD .0.15m
[单选题]塑料管道与地下给水管(500mm以上)交越净距为()m?A .0.1mB .0.15mC .0.2mD .0.4m
[单选题]塑料管道与排水沟交越净距为()米?A .1mB .0.75mC .0.5mD .0.65m
[单选题]塑料管道与电力电缆(35kV以下)交越净距为()m?A .1mB .0.5mC .0.55mD .0.6m
[单选题]塑料管道与电力电缆(35kV以上)交越净距为()m?A .1mB .0.75mC .0.5mD .0.65m
[单选题]塑料管道与燃气管(压力小于300kPa)交越净距为()m?A .0.4mB .0.5mC .0.1mD .0.3m