A.cross connection line between two main fire lines
B.special wrench for the couplings in a fire hose line
C.tackle rigged to support a fire hose
D.none of the above
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A.is used in running rigging
B.doubles the size of the line
C.is only used on fiber rope
D.is very weak
A.longshore hook
B.margin hook
C.marginal hook
D.pelican hook
A.fire pumps
B.fire mains
C.hydrants and hoses
D.closing appliances which are kept permanently closed at sea
A.a curve of minimum operational metacentric height（GM）versus draught
B.instructions concerning the operation of cross-flooding arrangements
C.the signals or lights being exhibited or sounded
D.all other data and aids which might be necessary to maintain stability after damage
A.Certificate of Inspection
B.American Bureau of Shipping Classification Certificate
C.International Convention for the Safety of Life at Sea Certificate
D.Certificate of Registry
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Safety goggles or glasses are NOT normally worn when（）.
The Charterers shall have the privilege to ship dangerous cargo in accordance with（）Code or any competent authorities’ regulations，as applicable.
Manila lines in which the strands are right-hand laid（）.
The size of wire rope is determined by the（）.
What best describes an anchor buoy（）.
What are the two main types of stud link chain（）.
In the manufacture of wire rope，if the wires are shaped to conform to the curvature of the finished rope before they are laid up，the rope is called（）.
What does the term end-for-end refer to in regard to a wire towing hawser（）.
Serving is（）.
When a davit-launched raft is lowered from a ship，upon becoming waterborne，the raft is released by（）.