A.a safety line attached to a man working over the side
B.used to measure water depth
C.used to slow the headway of a barge
D.used to measure the overhead height of a bridge
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A.join lines of equal size
B.form a temporary eye (loop) at the end of a line
C.be a stopper
D.keep a line from fraying
A.you can stop within your visibility range
B.you can take proper and effective action to avoid collision
C.you are traveling slower than surrounding vessels
D.no wake comes from your vessel
A.ferries
B.passenger liners
C.cruise ships
D.ocean going vessels
A.Manifest Certificate
B.Bill of Lading Certificate
C.Certificate of Nationality
D.Official Logbook
A.specifications
B.descriptions
C.dimensions
D.prescriptions
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A block and tackle is “rove to advantage”. This means that the（）.
A tonnage tax is levied according to the（）.
A celestial body’s complete orbit around another body is（）.
A “spring line” is（）.
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 chart with a scale of 1:80，000 would fall into the category of a（）.
A continuous watertight bulkhead on a ship is normally also a(n)（）.
A change of a documented vessel’s name can only be made by the（）.
A “full service” Loran-C receiver will provide（）.