A.use more right rudder
B.use more left rudder
C.increase speed
D.decrease speed
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A.At any time you feel it is appropriate
B.Only when you have reached extremis
C.When you determine that your present course will cross ahead of the other vessel
D.When it becomes apparent to you that the give-way vessel is not taking appropriate action
A.start towing by pushing ahead
B.abandon the towing vessel
C.retrieve the tow bridle
D.relieve strain on the retrieving line
A.excessive strain is placed on the shorter leg
B.the shorter leg may fail
C.the longer leg is slack
D.All of the above
A.change course
B.slow down
C.heave to
D.adjust tow line length
A.pushed ahead
B.towed alongside
C.towed astern
D.Any of the above
最新試題
In towing it is desirable for the tug and the vessel to ride wave crests simultaneously because（）.
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（）.
Catenary as applied to tow lines denotes the（）.
The biggest problem you generally encounter while towing a single tow astern is（）.
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（）.
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（）.
If a vessel under tow starts jumping on its tow line，the most appropriate action to alleviate the condition is to（）.
It is easier to dock a right-hand，single-screw vessel（）.
The best method to secure a tow line to a cleat is to（）.
In ballasting to survival draft，while in transit，due to extreme wind and wave loads，thrusters or propulsion，if available，should be used to（）.