A.at anchor
B.mine-clearing
C.engaged in fishing
D.engaged in towing
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A.turning maneuver
B.course setting
C.position fixing
D.regulating speed
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
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.in a straight line
B.to port
C.from side to side
D.to starboard
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
最新試題
In towing it is desirable for the tug and the vessel to ride wave crests simultaneously because（）.
If a vessel under tow starts jumping on its tow line，the most appropriate action to alleviate the condition is to（）.
The condition where a ship on the end of a tow line is riding a wave crest at the same time as its tug rides a wave crest is known as riding in（）.
The biggest problem you generally encounter while towing a single tow astern is（）.
Catenary as applied to tow lines denotes the（）.
If you are the stand-on vessel in a crossing situation，you may take action to avoid collision by your maneuver alone. When may this action be taken?（）.
A vessel which through some exceptional circumstance is unable to maneuver as required by these Rules and is therefore unable to keep out of the way of another vessel is called（）.
In order to back a right-handed，single-screw vessel in a straight line，you will probably need to use（）.
The effect known as bank cushion acts in which of the following ways on a single-screw vessel proceeding along a narrow channel? （）
One advantage of chain over wire rope for a tow bridle is that chain（）.