A.the volume of all intact spaces above the waterline
B.an intact space below the surface of a flooded area
C.an intact space which can be flooded without causing a ship to sink
D.the space at which all the vertical upward forces of buoyancy are considered to be concentrated
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A.center of gravity
B.amidships station
C.center of flotation
D.geometric center of the waterplane area
A.a little deeper aft
B.a little deeper forward
C.at the same draught between fore and aft
D.a balance between two sides
A.increase the righting moment
B.increase the righting arm
C.increase list or trim
D.decrease list or trim
A.require ballast
B.be down by the head
C.sink
D.float
A.waterline
B.freeboard deck
C.plimsoll mark
D.amidships section
最新試題
A vessel would be referred to as tender when the weight of the cargo is（）.
Reserve buoyancy is the（）.
In the absence of external forces，the center of buoyancy of an inclined vessel is vertically aligned directly below the（）.
Deballasting a double bottom has what affect on KG?（）
Reducing the liquid free surfaces in a vessel reduces the（）.
It’ll affect neither the draft（）the rotation of discharging.
In practice，it is usual for the ship to be loaded（）to improve the vessel’s movement through the water.
My drafts are 28 feet（）and 29 feet aft.
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
Keeping the draft at or below the load line mark will insure that the vessel has adequate（）.