Buoyancy is a measure of the ship’s().
A、ability to float
B、deadweight
C、freeboard
D、midships strength
A、ability to float
B、deadweight
C、freeboard
D、midships strength
A、The amount of buoyancy measured in foot/tons B、The vertical distance above the waterline inside the hull C、The volune of space that is filled with water D、The volume of intact space above the waterline
A、center of gravity is lowered B、center of buoyancy is lowered C、reserve buoyancy is unchanged D、hull freeboard is increased
A、used to measure the speed of wind B、in which the pressure of air is measured C、that tells which dirction a storm is coming from D、used to measure the height of waves
A、used to measure the speed of wind B、in which the pressure of the air is measured C、that tells which direction a storm is coming from D、used to measure the height of waves
A、sufficient quantity; measured B、measured quantity;sufficient C、excessive quantity;sufficient D、the less quantity the better;the more the better
A、type of cargo gear B、instrument used in celestial navigation C、instrument used to measure relative humidity D、instrument used to measure specific gravity
A、of the wave's crest B、of the wave's trough C、measured from crest to trough D、measured from crest to crest