A.It forces the bow away from the bank
B.It forces the stern away from the bank
C.It forces the entire vessel away from the bank
D.It heels the vessel toward the bank
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A.advance
B.head reach
C.surge
D.transfer
A.synchronism
B.harmony
C.check
D.step
A.acts as a reserve length of towing hawser when the tug applies more power，and it dampens the surge effect of the tow
B.gives an approximation of the amount of strain on the towing hawser
C.is the dip in the towing hawser between the tug and the tow
D.All of the above
A.the catenary dragging on the bottom
B.swamping of the tow
C.the tow tending to dive
D.yaw
A.take a turn around the cleat，then figure-eights，and a half-hitch
B.make figure-eights，followed by a half-hitch，then a figure-eight knot
C.take a turn，a half turn，and a figure-eight
D.take several turns around the cleat only
最新試題
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（）.
Apparent wind speed blowing across a vessel under tow can be measured by a(n)（）.
The catenary（）.
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（）.
As a ship moves through the water，it drags with it a body of water called the wake. The ratio of the wake speed to the ship’s speed is called（）.
The effect known as bank cushion acts in which of the following ways on a single-screw vessel proceeding along a narrow channel? （）
The biggest problem you generally encounter while towing a single tow astern is（）.
In order to back a right-handed，single-screw vessel in a straight line，you will probably need to use（）.
In a following sea，a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original course，you should（）.
In towing，heaving lines are used for（）.