单项选择题
A.an engine B.an overall length C.a displacement D.a draft
The primary purpose of a load line is to establish requ...
单项选择题The primary purpose of a load line is to establish required（）.
A.minimum freeboard B.GM C.transverse stability D.fresh water allowances
The point to which your vessel’s center of gravity (G) ...
单项选择题The point to which your vessel’s center of gravity (G) may rise and still permit the vessel to have positive stability is called the（）.
A.metacentric point B.metacenter C.metacentric radius D.tipping center
The magnitude of a moment is the product of the force a...
单项选择题The magnitude of a moment is the product of the force and（）.
A.time B.lever arm C.displacement D.angle of inclination
