A.sailing chart
B.general chart
C.coast chart
D.harbor chart
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A.azimuthal gnomonic projection
B.Lambert conformal projection
C.transverse Mercator projection
D.polyconic projection
A.fix
B.estimated position
C.dead reckoning position
D.running fix
A.American Bureau of Shipping
B.Commissioner of Customs
C.Treasury Department
D.Coast Guard
A.is easy to connect
B.provides an effective catenary and absorbs shock due to its weight
C.makes rigging a swivel unnecessary
D.prevents the tow from yawing by the drag of the chains in a seaway
A.is more flexible and has the ability to absorb shock because of its weight
B.is less subject to wear and damage from abrasion
C.requires little maintenance
D.All of the above
最新試題
A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?（）
A vessel’s quarter is that section which is（）.
A “fifteen-pound” CO2 extinguisher is so called because（）.
A “spring line” is（）.
A chart with a natural scale of 1:160，000 is classified as a（）.
A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain（）.
A celestial body will cross the prime vertical circle when the latitude is numerically（）.
A VLCC (100，000 DWT+) with a 30，000 Shaft Horsepower Steam Turbine is slow to respond to engine movements and has less stopping power than normal ships because it has a（）.
A “l(fā)iner” in riveted construction of a vessel is a(n)（）.
A backlash below a lock is defined as a（）.