A.passing a tow bridle to the tug
B.passing a messenger line
C.heaving in the tow bridle
D.service lines with rocket line throwers
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A.shock loading on the tow line is reduce
B.towing speed is improved
C.the vessel is more visible from the tug
D.the catenary of the tow line is reduced
A.very little rudder
B.some left rudder
C.some right rudder
D.full left rudder
A.underway
B.using gear which extends more than 50 meters outboard
C.using a seine of some type
D.using gear which restricts her maneuverability
A.reduce windward mooring tensions
B.maintain vessel heading
C.maximize accelerations
D.increase speed of advance
A.use more right rudder
B.use more left rudder
C.increase speed
D.decrease speed
最新試題
Besides saving distance along the track line，another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation because（）.
The biggest problem you generally encounter while towing a single tow astern is（）.
If the towline parts，you should（）.
In twin-screw engine installations while going ahead，maneuvering qualities are most effective when the tops of the propeller blades both turn（）.
In order for a vessel to be engaged in fishing she must be（）.
It is easier to dock a right-hand，single-screw vessel（）.
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（）.
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?（）.
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（）.