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
单项选择题A “Mediterranean moor” should be used when().
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
单项选择题A “loose” tow may cause all of the following EXCEPT().
A.loss of maneuverability B.lines to part C.damage to the towing vessel and tow D.a saving in the transit time
单项选择题A “liner” in riveted construction of a vessel is a(n) ().
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
单项选择题A “full service” Loran-C receiver will provide().
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
单项选择题A “figure eight” knot is used to().
A.be a stopper B.shorten a line C.join lines of equal size D.keep a line from passing through a sheave