单项选择题
A.diesel oil B.magnesium C.dunnage D.electrical insulation
A class "C" fire would occur in （）A.beddingB.pipe insul...
单项选择题A class "C" fire would occur in （）
A.bedding B.pipe insulation C.paint D.a generator
A class "C" fire would most likely occur in the （）.A.en...
单项选择题A class "C" fire would most likely occur in the （）.
A.engine room bilges B.main switchboard C.paint locker D.rag bin
The scuppers should be plugged （）.A.only if fixed conta...
单项选择题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
