A.arm
B.pitch
C.gage
D.rivet distance
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A.one engine and a steering oar
B.both engines at the same speed
C.one engine at a time
D.one engine running at reduced speed and controlling the vessel with the other
A.low and bare，but the land back of it is high and wooded
B.composed of low to medium rolling hills
C.well defined with rocky outcroppings
D.marked by high，barren hills
A.pitching
B.rolling
C.heaving
D.swaying
A.windward side
B.leeward side
C.safe semicircle
D.dangerous semicircle
A.is used mostly by towing vessels
B.has a maximum depth of 14 feet (4.3 meters) at MHW
C.West Gap has a controlling depth of 24 feet
D.is entered through the East Gap or the West Gap
A.installing rat guards on the mooring lines when in port
B.keeping foods protected and avoiding the accumulation of garbage
C.eliminating possible living spaces for rats when the ship is constructed
D.trapping and/or poisoning the rats
A.Greenish
B.Bluish
C.Grey
D.Grey-white
A.around the rudder and screws
B.completely around the vessel
C.to leeward of the vessel
D.to windward of the vessel
A.11 seconds
B.15 seconds
C.20 seconds
D.22 seconds
A.gear extending from the side or stern
B.gear that restricts maneuverability
C.less than 50 percent trolling lines
D.None of the above
最新试题
Which change in the condition of the seas could indicate the formation of a tropical storm or hurricane several hundred miles from your location? （）
Which statement is TRUE concerning hawser towing? （）
When preparing a ship for heavy weather，fuel oil day tanks should be（）.
In order to benefit from the use of storm oil in heavy seas，the storm oil should be spread （）.
Which statement concerning maneuvering in restricted visibility is FALSE?（）.
The main reason a long towline is used during an oceantow is that（）.
Which statement about stopping a vessel is TRUE?（）
When a deck cargo is secured with chain or wire lashings and grab (pear) links，which statement is FALSE?（）
When the period of beam seas equals the natural rolling period of a vessel，what will most likely occur?（）
The vertical movement of a vessel in the water is called（）.