A.Longitudinal center of buoyancy and longitudinal center of gravity
B.Longitudinal center of floatation and longitudinal center of gravity
C.Longitudinal center of floatation and longitudinal center of buoyancy
D.Longitudinal tipping center and longitudinal center of gravity
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A.maximum your deck load
B.distribute lumber so that those stowing most compactly per until of weight are in the upper hilds
C.place the heaviest woods in the lower holds
D.keep the vessel's frame spaces free from lumber
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
A.greater at the bow and stern
B.reduced at the bow and stern
C.uniform over the length of the vessel
D.uniform over the length of the vessel, with the exception of the machinery spaces, where it is reduced due to increased stresses
A.heel until the angle of loll is reached
B.list until the center of buoyancy is aligned vertically with the center of gravity
C.trim to the side opposite TCG until all moments are equal
D.decrease draft at the center of flotation
A.center of gravity
B.amidships station
C.center of flotation
D.geometric center of the waterplane area
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What is it called when it is possible to ignite the vapour above the oil?（）
The dew point temperature is（）.
It is dangerous for vessels without the operational radar（）the estuary.
Full details of all lights and fog signals are shown on（）.
Which of the following is not a form of precipitation?（）
According to the relevant regulation, lifeboat should be powered by（）.
When steering by autopilot,how often should the steering be checked?（）
Fog is likely to occur when there is little difference between the dew point and the（）.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
Which of the following is not an operation mode of AIS?（）