A.keep a line from fraying
B.join lines of unequal size
C.stop off a line
D.shorten a line
您可能感興趣的試卷
你可能感興趣的試題
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
A.matching pulse rates of at least 20 stations
B.an automatic on-and-off switch
C.a horizontal matching of all delayed hyperbolic signals
D.automatic signal acquisition and cycle matching
最新試題
A “sheepshank” is used to（）.
A “figure eight” knot is used to（）.
A chain bridle is used when towing astern because it（）.
A continuous watertight bulkhead on a ship is normally also a(n)（）.
A tonnage tax is levied according to the（）.
A chart with a scale of 1:80，000 would fall into the category of a（）.
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 celestial body will cross the prime vertical circle when the latitude is numerically（）.
A change of a documented vessel’s name can only be made by the（）.
A chart with a natural scale of 1:160，000 is classified as a（）.