A.is easy to connect
B.provides an effective catenary and absorbs shock due to its weight
C.makes rigging a swivel unnecessary
D.prevents the tow from yawing by the drag of the chains in a seaway
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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
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
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