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
In practice，it is usual for the ship to be loaded（）to improve the vessel’s movement through the water.
On the cargo manifest，the gross weight of a box containing cargo is the weight of the（）.
It’ll affect neither the draft（）the rotation of discharging.
On a semisubmersible ship，reserve buoyancy is increased by the presence of void spaces above the waterline in the（）.
Shifting weight aft in heavy weather will reduce the tendency to yaw，but may increase the tendency to（）.
On a vessel，multiplying a load’s weight by the distance of the load’s center of gravity above the baseline results in a(n)（）.
If the buoyant force on a ship’s hull is equal to the displacement tonnage，the ship will（）.
The center of flotation of a vessel is（）.
Reserve buoyancy is（）.
The controlling depth of the river is（）.