A.transverse moment
B.vertical moment
C.righting moment
D.inclining moment
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A.submerged hulls
B.quarters
C.columns and upper structure
D.submerged connecting structures
A.fore
B.advance
C.before
D.beforehand
A.ballast
B.reserve buoyancy
C.displacement
D.rolling periods
A.or
B.and
C.nor
D.either
A.for my vessel crossing safely
B.my vessel is to cross safely
C.for my vessel to cross safely
D.for my vessel's crossing safely
最新試題
For a floating vessel，true mean draft is always the（）.
In practice，it is usual for the ship to be loaded（）to improve the vessel’s movement through the water.
Reducing the liquid free surfaces in a vessel reduces the（）.
For an upright vessel，draft is the vertical distance between the keel and the（）.
The angle to which a floating ship，with a negative initial metacentric height，lies while at rest in still water is the angle of（）.
Reserve buoyancy is（）.
After transferring a weight forward on a vessel，the draft at the center of flotation will（）.
The average of the forward and after drafts is the（）.
My drafts are 28 feet（）and 29 feet aft.
Reserve buoyancy is the（）.