单项选择题
A load line of a ship is assigned by（）.
A.Minerals Management Service B.Department of Energy C.Corps of Engineers D.A recognized classification society approved
单项选择题 A floating vessel will behave as if all of its weight is acting downward through the（）.
单项选择题 A continual worsening of the list or trim indicates（）.
单项选择题 （）we have worked out the loading plan，we shall start doing more revision work.
