A.the center of volume of the immersed portion of the vessel
B.the center of gravity of the water plane
C.that point at which all the vertical downward forces of weight are considered to be concentrated
D.that point at which all the vertical upward forces of buoyancy are considered to be concentrated
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A.geometric center of the waterplane area
B.intersection of the vertical centerline and line of action of the buoyant force
C.center of gravity of the vessel corrected for free surface effects
D.geometric center of the displaced volume
A.mean draft
B.true mean draft
C.mean of the calculated drafts
D.draft at the center of flotation
A.trim
B.yaw
C.heel
D.loll
A.lighter／large
B.light／larger
C.lighter／larger
D.light／large
A.be pooped
B.pitchpole
C.broach
D.squat
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Allowance for fresh water for all freeboards other than timber 25mm. This wording is likely to appear in（）.
Aboard a vessel，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
In practice，it is usual for the ship to be loaded（）to improve the vessel’s movement through the water.
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)（）.
A vessel would be referred to as tender when the weight of the cargo is（）.
The controlling depth of the river is（）.
Reserve buoyancy is the（）.
The center of buoyancy is located at the（）.
Intact buoyancy is a term used to describe（）.