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 common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?（）
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 casualty report of an intentional grounding of a ship is required under what condition?（）
A chain bridle is used when towing astern because it（）.
A change of a documented vessel’s name can only be made by the（）.
A “bowline” is used to（）.
A “l(fā)iner” in riveted construction of a vessel is a(n)（）.
A “reaching” course is one in which the wind（）.
A ballasted vessel sinks enroute to a dry dock. Under these circumstances，the vessel’s owner can claim（）.
A tonnage tax is levied according to the（）.