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
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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
最新試題
Multi-year ice is the hardest sea ice and should be avoided if possible. It is recognizable because of what tone to its surface color? （）
The pitch of a propeller is a measure of the（）.
When taking soundings on a floating ship，the tape should be lowered and brought back quickly to（）.
That half of the hurricane to the right hand side of its track (as you face the same direction that the storm is moving) in the Northern Hemisphere is called the（）.
When a deck cargo is secured with chain or wire lashings and grab (pear) links，which statement is FALSE?（）
In order to benefit from the use of storm oil in heavy seas，the storm oil should be spread （）.
One method of controlling rats on vessels is by rat-proofing. Rat-proofing is accomplished by （）.
The area around Cape Charles is（）.
The distance that a ship moves forward with each revolutionof its propeller，if there is no slip，is called（）.
When preparing a ship for heavy weather，fuel oil day tanks should be（）.