单项选择题
A.increase B.decrease C.stop D.remain constant
How must each storage tank for helicopter fuel on a shi...
单项选择题How must each storage tank for helicopter fuel on a ship be marked?（）
A.DANGER - KEEP AWAY B.DANGER - EXPLOSIVE VAPORS C.DANGER - NO SMOKING D.DANGER - FLAMMABLE LIQUID
If the Certificate of Inspection of a damaged tank barg...
单项选择题If the Certificate of Inspection of a damaged tank barge has expired，which certificate may be issued to allow its movement to a repair facility? （）
A.Change of employment B.Permit to proceed C.Application for inspection D.Temporary Certificate of Inspection
Gasoline fuel tank vents should terminate（）.A.in the en...
单项选择题Gasoline fuel tank vents should terminate（）.
A.in the engine compartment B.in the fuel tank space C.above or outside the hull D.at the most convenient location
