A.crew members using their arms
B.crew members using the strong muscles of their legs
C.fenders
D.No fending is necessary due to the rugged construction of most towing vessels
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A.permanent chasing system
B.wire rope mooring system
C.shepherd's crook mooring system
D.spring buoy mooring system
A.Strands，yarns，circumference
B.Strands，wires，diameter
C.Wires，yarns，diameter
D.Strands，circumference，wires
A.Mud
B.Grass
C.Sand
D.Clay
A.You should maintain course and speed
B.The container vessel is the stand-on as it is the larger vessel
C.You are not to impede the safe passage of the container vessel in the channel
D.None of the above
A.swinging
B.dredging her anchor
C.taking bearings of the lights
D.taking distances of the lights
最新試題
You are making a sharp turn in a channel and using a buoy four points on the bow to gauge your rate of turn.If you observe the buoy moving aft relative to you，what should you do（）.
You are riding to a single anchor.The vessel is yawing excessively.Which action should be taken to reduce the yawing（）.
You are approaching the pilot station with the wind fine on the starboard bow and making about 3 knots.You can help to calm the seas by taking what action just before the pilot boat comes along on the port side（）.
What is the best guide for determining the proper scope of anchor chain to use for anchoring in normal conditions（）.
What effect is achieved from soaking an anchor（）．
If a ship has sternway，with accommodation block aft，she may settle with the wind（）.
That（）is not caused by shallow water.
A（）is the intersection of the surface of a sphere and a plane passing through the center of the sphere.
（）is not a step for anchoring preparation.
All the following is true except that（）.