单项选择题
A.dividing the trim moments by MT1 B.subtracting the LCF from the LCB C.looking at the Hydrostatic Properties Table for the draft of the vessel D.dividing longitudinal moments by the displacement
A change of trim may be simply defined as（）.A.the chang...
单项选择题A change of trim may be simply defined as（）.
A.the change in difference between the forward and aft drafts B.the sum of free communication，free surface and pocketing C.the moment of inertia of the ship's waterline plane about the athwartship axis D.rolling and listing
A neutral equilibrium position for a vessel means that ...
单项选择题A neutral equilibrium position for a vessel means that the metacenter is（）.
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
