A.Length of the towline
B.Height of the towline connection
C.Longitudinal position of the towline connection
D.Direction of opposing force
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A.comes directly over the bow
B.comes directly over the stern
C.comes over an area extending from broad on the bow to the quarter
D.has no effect on the vessel
A.the man has been missing for a period of time
B.the sea water is very cold and the man is visible
C.there is thick fog
D.the wind was from astern on the original course
A.correct trim will be obtained more easily
B.drag effect will be cancelled out
C.side forces will be eliminated
D.speed will be increased
A.trim the tow by the stern
B.trim the tow by the head
C.have the tow on an even keel
D.list the tow on the side it is yawing
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
最新試題
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 towing it is desirable for the tug and the vessel to ride wave crests simultaneously because（）.
Once a towline is connected between the towing vessel and the disabled vessel，the towing vessel should（）.
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（）.
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?（）.
If the towing bridle legs are not of equal length（）.
At night，a vessel shall indicate that she is restricted in her ability to maneuver by showing in a vertical line two（）.
Apparent wind speed blowing across a vessel under tow can be measured by a(n)（）.
In ballasting to survival draft，while in transit，due to extreme wind and wave loads，thrusters or propulsion，if available，should be used to（）.