单项选择题
The maximum angle at which the intact stability curves are valid for ship’s is the angle for（）.
A.the limit of positive stability B.the limit of small-angle stability C.maximum offset D.downflooding
单项选择题 The important initial stability parameter，GM，is the（）.
单项选择题 The greatest effect on stability occurs from loose liquids flowing（）.
单项选择题 The effects of free surface on initial stability depend upon the dimensions of the surface of the free liquids and the（）.
