单选题The center of the underwater volume of a floating vessel is the（）.Acenter of buoyancyBcenter of flotationCuncorrected height of the center of gravity of the vesselDcenter of gravity of the vessel corrected for free surface effects
单选题
The center of the underwater volume of a floating vessel is the（）.
A
center of buoyancy
B
center of flotation
C
uncorrected height of the center of gravity of the vessel
D
center of gravity of the vessel corrected for free surface effects
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