For cargo ships of 2000 gross tonnage and upwards, the capacity of the emergency fire pump shall not be less than( )m3/h in any cas
A.15 B.20 C.25 D.30正确答案C
For cargo ships of 2000 gross tonnage and upwards, the capacity of the emergency fire pump shall not be less than( )m3/h in any cas
A.15 B.20 C.25 D.30正确答案C
