单项选择题
A. bilge well B. ballast water C. fresh water D. sea water
It is a （）(压载水) tank.A. bilge waterB. ballast waterC. f...
单项选择题It is a （）(压载水) tank.
A. bilge water B. ballast water C. fresh water D. sea water
From the waterline to the ship’s（）(底部) is called draft....
单项选择题From the waterline to the ship’s（）(底部) is called draft.
A.top B.bridge C.bottom D.middle
From the （）(水线) to the ship’s bottom is called draft.A....
单项选择题From the （）(水线) to the ship’s bottom is called draft.
A.waterline B.centerline C.frame D.freeboard
