The waterplane area is described as the intersection of the surface of the water in which a vessel floats and the().
A、baseline
B、vertical reference plane
C、hull
D、horizontal reference plane
A、baseline
B、vertical reference plane
C、hull
D、horizontal reference plane
A、lower than the keel B、at the same height as the center of gravity C、exactly at midships D、at the center of the waterplane area
A、lower than the keel B、at the same height as the center of gravity C、exactly at midships D、at the center of the waterplane area
A、lower than the keel B、at the same height as the center of gravity C、exactly at midships D、at the center of the waterplane area
A、metacenter B、geometric center of the waterplane area C、center of gravity D、center of flotation
A、center of gravity B、amidships station C、center of flotation D、geometric center of the waterplane area
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、A.center of gravity B、B.amidships station C、C.center of flotation D、D.geometric center of the waterplane area