In the fire main system, quick cleaning st
题型:单项选择题
问题:
In the fire main system, quick cleaning strainers are located at the().
A.pump suctions
B.pump discharge
C.fire hydrants
D.hose nozzle
In the fire main system, quick cleaning strainers are located at the().
A.pump suctions
B.pump discharge
C.fire hydrants
D.hose nozzle