A.center of gravity
B.amidships station
C.center of flotation
D.geometric center of the waterplane area
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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
A.average of the observed drafts
B.draft at the center of flotation
C.draft corresponding to the calculated displacement
D.mean of the calculated drafts
最新試題
My drafts are 28 feet（）and 29 feet aft.
Intact buoyancy is a term used to describe（）.
For an upright vessel，draft is the vertical distance between the keel and the（）.
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（）.
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（）.
The center of flotation of a vessel is（）.
The average of the forward and after drafts is the（）.
Keeping the draft at or below the load line mark will insure that the vessel has adequate（）.
Aboard a ship，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.