單項選擇題Where should the tops of vents from gasoline tanks terminate?（）.

A.In open air
B.Inside cabins near the overhead
C.In the machinery space near the engine air intake
D.Underwater


您可能感興趣的試卷

你可能感興趣的試題

1.單項選擇題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

2.單項選擇題When fueling has been completed（）.

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

3.單項選擇題When fighting fires in spaces containing bottles of LPG (liquefied petroleum gas)，you should （）.

A.attempt to isolate the fire from the LPG
B.cool the bottles or remove them from the fire area
C.see that the valves on all LPG bottles are closed
D.place insulating material over the bottles

4.單項選擇題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

5.單項選擇題What will NOT increase friction of a liquid flowing in a pipe and cause a loss of suction head?（）.

A.Bends in the piping
B.Slowing the pumping rate
C.Pipeline valves
D.Backing rings for pipe welds