A.is more flexible and has the ability to absorb shock because of its weight
B.is less subject to wear and damage from abrasion
C.requires little maintenance
D.All of the above
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A.a rotation
B.a revolution
C.space motion
D.nutation
A.greater than the declination and both are of the same name
B.less than the declination and both are of the same name
C.greater than the declination and both are of contrary name
D.less than the declination and both are of contrary name
A.Under any condition
B.If the grounding lasts over 24 hours
C.If it creates a hazard to the environment
D.At the owner's discretion
A.bifurcation
B.fish net area
C.anchorage area
D.dredging area
A.blocks have been overhauled
B.hauling parts of two tackles are attached
C.hauling part leads through the movable block
D.hauling part leads through the standing block
最新試題
A ballasted vessel sinks enroute to a dry dock. Under these circumstances，the vessel’s owner can claim（）.
A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?（）
A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?（）
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 vessel’s quarter is that section which is（）.
A chart with a scale of 1:80，000 would fall into the category of a（）.
A “Mediterranean moor” should be used when（）.
A chart projection depicting the poles and a small area on either side of a connecting meridian，that is sometimes used for star charts，is the（）.
A “figure eight” knot is used to（）.