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船舶通訊與航海英文(概要)題庫下載題庫

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40. When a ship moves from water of one density to water of another density, without the change of her displacement, will change.
(A) the center of gravity
(B) the displacement
(C) the draft
(D) the force of buoyancy



40. When a ship moves from water of one ..-阿摩線上測驗