單項(xiàng)選擇題

Inerting means（）.

A.the introduction of inert gas into a tank with the object of reducing the oxygen content to below 8% by volume
B.the introduction of inert gas into a gas free tank for the purpose of reducing the oxygen content to below 8% by volume
C.the introduction of inert gas into a cargo tank during cargo discharge to replace the volume of discharged cargo
D.All of the above

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單項(xiàng)選擇題

In setting the valves on a steam-smothering system on a tank vessel，the master control valve to cargo tanks should be（）.

A.open and individual tank valves open
B.open and the individual tank valves closed
C.closed and the individual tank valves closed
D.closed and the individual tank valves open

單項(xiàng)選擇題

If you are fighting a fire below the main deck of your vessel，which action is most importantconcerning the stability of the vessel? （）

A.Shutting off electricity to damaged cables
B.Pumping fire-fighting water overboard
C.Maneuvering the vessel so the fire is on the lee side
D.Removing burned debris from the cargo hold

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Inerting means（）.

你可能感興趣的試題

In setting the valves on a steam-smothering system on a tank vessel，the master control valve to cargo tanks should be（）.

If you are fighting a fire below the main deck of your vessel，which action is most importantconcerning the stability of the vessel? （）

In setting the valves on a steam-smothering system on a tank vessel，the master control valve to cargo tanks should be（）.

If you are fighting a fire below the main deck of your vessel，which action is most importantconcerning the stability of the vessel? （）