单选题In the absence of external forces，the center of buoyancy of an inclined vessel is vertically aligned directly below the（）.Acenter of gravityBamidships stationCcenter of flotationDgeometric center of the waterplane area
单选题
In the absence of external forces，the center of buoyancy of an inclined vessel is vertically aligned directly below the（）.
A
center of gravity
B
amidships station
C
center of flotation
D
geometric center of the waterplane area
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