单项选择题
A.Hull cleaning B.Derusting and painting C.The maintenance of boiler D.Docking and undocking
A.A fully loaded vessel will be slower to respond to the engines B.A fully loaded vessel will maintain her headway further C.A light vessel will be more affected by the wind D.A light vessel lose more rudder effect in shallow water
A.you will gain speed B.both vessels will gain speed C.the vessels will drift together D.the vessels will drift apart