单项选择题

Where is thicker plating usually found in the construction of integral tanks on a ship? （）

A.On the outside of the tank
B.At the bottom of the tank
C.At the top of the tank
D.At the center of the tank

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单项选择题

A.the fuel tank fill pipe should be left open to allow vapors to vent from the tank
B.the engine should be started immediately to prevent vapor lock in the fuel line
C.all hatches should be opened and all compartments should be ventilated
D.open the fuel line and drain a small amount of gasoline into the bilge to clear the line of sediment

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When fighting fires in spaces containing bottles of LPG (liquefied petroleum gas)，you should （）.

A.attempt to isolate the fire from the LPG
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D.place insulating material over the bottles

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What would you consult to determine the number of persons required on duty while loading a cargo of leaded gasoline on your tanker? （）

A.the Matitime Code of China
B.Certificate of Inspection
C.Oil Transfer Procedures Manual
D.IOPP Certificate