A.De-energizes the "charged mist" effect
B.Maintains a positive pressure on the vent header to cool the flammable vapors
C.Inert gas filters out the flammable vapors from the cargo tank spaces
D.Inert gas dilutes the flammable vapor and air concentrations to keep them below the lower explosive limit
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A.it
B.this
C.that
D.which
A.enters
B.enters into
C.enters with
D.enters to
A.Open
B.Restricted
C.Closed
D.None
A.evenly distributed vertically and the double bottoms are full
B.concentrated low and the double bottoms are empty
C.concentrated low and the double bottoms are full
D.concentrated high and the double bottoms are empty
A.restricted in her ability to maneuver
B.in special circumstances
C.not under command
D.constrained by her draft
最新試題
A signal indicating zone time is preceded with the letter（）.
A single barometric pressure reading of 28.60 indicates（）.
How should cargo tank hatches be protected when the ullage opening is open and the tank NOT gas free?（）
A vessel transferring cargo while underway is classified by the Rules as a vessel（）.
How about deducting 10 bundles，（）is to say 50 bundles partly rusty?
A vessel would be referred to as “stiff” when the weight of the cargo is（）.
A sail hook is used for（）.
According to the regulations，what type of gauging is required for a cargo of butadiene? （）
A semisubmersible with a positive GM，and TCG located starboard of the centerline，inclines to an angle of（）.
A signal indicating Greenwich mean time would be preceded with（）.