你可能感興趣的試題

單項選擇題

A class "C" fire would most likely occur in the （）.

A.engine room bilges
B.main switchboard
C.paint locker
D.rag bin

單項選擇題

The scuppers should be plugged （）.

A.only if fixed containment is not used
B.only if portable containment is not used
C.only if fixed containment drains are open
D.whenever the vessel is being bunkered