A.is
B.are
C.was
D.were
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A.deadweight cargo tonnage aboard
B.displacement tonnage of vessel
C.gross tonnage of vessel
D.net tonnage of 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.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.bifurcation
B.fish net area
C.anchorage area
D.dredging area
A.Rub the toes briskly
B.Elevate the foot slightly
C.Rewarm rapidly
D.Give aspirin or other medication for pain if necessary
A.sailing chart
B.general chart
C.coast chart
D.harbor chart
A.Factor of safety
B.Number of wires per strand
C.Number of strands per wire rope
D.Number of wires in the core
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
A.negative GM
B.progressive flooding
C.structural failure
D.an immediate need to counterflood
最新試題
A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?（）
A backlash below a lock is defined as a（）.
A “figure eight” knot is used to（）.
A chart with a natural scale of 1:160，000 is classified as a（）.
A ballasted vessel sinks enroute to a dry dock. Under these circumstances，the vessel’s owner can claim（）.
A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain（）.
A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?（）
A casualty report of an intentional grounding of a ship is required under what condition?（）
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 CO2 extinguisher on a ship which has lost 10% of its charge must be（）.