阿摩線上測驗
10. ______ is a system of seawater piping on board used primarily for fire fighting. The system
is supplied by a fire pump taking suction from the sea.
(A) Fire main
(B) Portable extinguisher
(C) Hydrant hose
(D) Fire damper
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統計： A(251), B(61), C(104), D(79), E(0) #3246815
統計： A(251), B(61), C(104), D(79), E(0) #3246815
