A.any wire rope used for mooring
B.a fire-warp
C.a mooring line running diagonally to the keel
D.a mooring line perpendicular to the keel
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A.keep a line from fraying
B.join lines of unequal size
C.stop off a line
D.shorten a line
A.comes directly over the bow
B.comes directly over the stern
C.comes over an area extending from broad on the bow to the quarter
D.has no effect on the vessel
A.when anchoring in the Mediterranean
B.when docking stern to a berth
C.when docking bow to a berth
D.when anchoring in a strong current
A.loss of maneuverability
B.lines to part
C.damage to the towing vessel and tow
D.a saving in the transit time
A.small plate which fills the aperture between riveted strakes and the vessel framing
B.backing plate which is used to level the strakes while riveting，and then removed
C.internal frame to which the side shell is riveted
D.seam that is welded after riveting is completed
最新試題
A “sheepshank” is used to（）.
A buoy with a composite group-flashing light indicates a(n)（）.
A chain bridle is used when towing astern because it（）.
A “fifteen-pound” CO2 extinguisher is so called because（）.
A tonnage tax is levied according to the（）.
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 “l(fā)oose” tow may cause all of the following EXCEPT（）.
A block and tackle is “rove to advantage”. This means that the（）.
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（）.