A.eliminating sparks and fire in the vicinity of cargo tanks
B.removing all hydrocarbon gases from the cargo tanks
C.blanketing cargo tanks with inert foam
D.reducing the oxygen concentration below levels necessary for combustion
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A.flow
B.breakout
C.kick
D.blowout
A.lower than the center of gravity
B.at the same height as the center of gravity
C.heigher than the baseline
D.on the longitudinal centerline
A.free surface effects are reduced due to pocketing
B.KG is reduced as the vessel seeks the angle of loll
C.effective beam is increased causing BM to increase
D.underwater volume of the hull is increased
A.brake
B.devil's claw
C.pawls
D.All of the above
A.HAS
B.the person in charge
C.a qualified inspector
D.the crane operator
最新試題
Which of the following is not a form of precipitation?（）
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
According to the relevant regulation, lifeboat should be powered by（）.
Full details of all lights and fog signals are shown on（）.
What is it called when it is possible to ignite the vapour above the oil?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
Fog is likely to occur when there is little difference between the dew point and the（）.
In the Northern hemisphere northerly winds may cause temperature（）.
Which of the following shall not the officers in charge of the navigational watch do?（）
The circulation around a low pressure center in the Northern Hemisphere is（）.