A.Factor of safety
B.Number of wires per strand
C.Number of strands per wire rope
D.Number of wires in the core
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A.used at the earliest opportunity
B.hydro-tested
C.recharged
D.weighed again in one month
A.sailing chart
B.general chart
C.coastal chart
D.harbor chart
A.sailing chart
B.general chart
C.coast chart
D.harbor chart
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
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A “bowline” is used to（）.
A continuous watertight bulkhead on a ship is normally also a(n)（）.
A “spring line” is（）.
A “full service” Loran-C receiver will provide（）.
A celestial body will cross the prime vertical circle when the latitude is numerically（）.
A buoy with a composite group-flashing light indicates a(n)（）.
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 chart position enclosed by a square is a(n)（）.
A “l(fā)iner” in riveted construction of a vessel is a(n)（）.
A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?（）