單項(xiàng)選擇題In setting the valves on a steam-smothering system on a tanker,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


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1.單項(xiàng)選擇題In order to reduce the accumulation of static electricity while loading petroleum products,you should().

A.start to load at maximum pressure
B.start to load slowly
C.increase the air flow into the tank
D.use the overall method of loading only

3.單項(xiàng)選擇題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

4.單項(xiàng)選擇題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

5.單項(xiàng)選擇題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

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Joiner bulkheads on a vessel provide().

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For the purpose of()tank or hold washings from any vessel,an application shall be made to Harbor Authorities for approval.

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Each fireman’s outfit and its spare equipment on a tanker must be stowed in a(n)().

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Existing crude oil tankers may,()being provided with segregated ballast tanks or operating with a cargo tank cleaning procedure using crude oil washing,operate with dedicated clean ballast tanks in accordance with the specified provision of the Regulation.

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Increasing the number of slack liquid tanks has the effect of raising the().

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Functions aboard a tanker or tank barge such as connecting,disconnecting,and topping off must be supervised by().

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On the all-purpose nozzle,the position of the valve when the handle is all the way forward is().

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During oil transfer operations,who is responsible for ensuring that the posted transfer procedures are followed?().

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Protective clothing must be worn while sampling hazardous cargo on a tanker,and as a minimum includes().

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

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