A.azimuthal gnomonic projection
B.Lambert conformal projection
C.transverse Mercator projection
D.polyconic projection
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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
A.a rotation
B.a revolution
C.space motion
D.nutation
最新試題
A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain（）.
A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated. The most probable cause of this condition would be that（）.
A continual worsening of the list or trim of any floating ship indicates（）.
A “check” line is（）.
A chart position enclosed by a square is a(n)（）.
A block and tackle is “rove to advantage”. This means that the（）.
A backlash below a lock is defined as a（）.
A change of a documented vessel’s name can only be made by the（）.
A “figure eight” knot is used to（）.
A “bowline” is used to（）.