A slow and easy motion of a vessel in a seaway is an indication of a().
A、A.small GM
B、B.low center of gravit
C、C.stiff vessel
D、D.large GZ
A、A.small GM
B、B.low center of gravit
C、C.stiff vessel
D、D.large GZ
A、forward spring line and going slow ahead on the inboard engine B、after spring line and going slow astern on the outboard engine C、forward spring line and going slow ahead on both engines D、forward spring line and going slow ahead on the outboard engine
A、Both towheads will tend to drift apart,and the overtaking vessel will be slowed down B、Both towheads will tend to drift together,and the overtaking vessel will be slowed down C、Both towheads will tend to drift apart,and the overtaken vessel will be slowed down D、Both towheads will tend to drift together,and the overtaken vessel will be slowed down
A、easy and expensive B、simple and certain C、dangerous and stable D、difficult and compulsory
A、dark red and has a steady flow B、bright red and slow C、bright red and spurting D、dark red and spurting
A、A. Engine dead slow ahead! B、B. Engine dead ahead slow! C、C. Engine slow dead ahead! D、D. I do it right now