单项选择题

When a vessel navigates in an area with a small underkeel clearance but with adequate space to take avoiding action she（）.

A.should not be regarded as a vessel constrained by her draught
B.should be regarded as a vessel constrained by her draught
C.shall be regarded as a vessel restricted in her ability to maneuver
D.should be regarded as a non-displacement vessel

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热门试题

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

单项选择题

A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel（）.

A.permits the rudder to move faster
B.generates more power
C.can turn without using her rudder
D.can suck the water away from the rudder