单项选择题
A twin-screw vessel can clear the inboard propeller and maneuver off a pier best by holding a(n)（）.
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
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相关考题
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单项选择题
A twin-screw ship going ahead on the starboard screw only tends to move（）.
A.in a straight line
B.to port
C.from side to side
D.to starboard -
单项选择题
A twin screw vessel，making headway with both engines turning ahead，will turn more readily to starboard if you（）.
A.reverse port engine，apply right rudder
B.reverse port engine，rudder amidships
C.reverse starboard engine，apply right rudder
D.reverse starboard engine，rudder amidships -
单项选择题
A towing vessel becomes tripped while towing on a hawser astern. What factor is MOST important when assessing the risk of capsizing? （）
A.Length of the towline
B.Height of the towline connection
C.Longitudinal position of the towline connection
D.Direction of opposing force
