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 best method to secure a tow line to a cleat is to().
A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to change course shall,when making way,exhibit().
The effect known as bank cushion acts in which of the following ways on a single-screw vessel proceeding along a narrow channel? ()
It is easier to dock a right-hand,single-screw vessel().
If a vessel under tow starts jumping on its tow line,the most appropriate action to alleviate the condition is to().
The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as().
In twin-screw engine installations while going ahead,maneuvering qualities are most effective when the tops of the propeller blades both turn().
The biggest problem you generally encounter while towing a single tow astern is().
If the towline parts,you should().
If a towing vessel and her tow are severely restricted in their ability to change course,they may show lights in addition to their towing identification lights. These additional lights may be shown if the tow is().