A.Fitted in each leg of the towing bridle
B.Generally located between the “fishplate” and the main towing hawser
C.Secured at the “H” bitts
D.Usually made of manila hawser
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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
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
最新試題
In a twin screw ship going half-ahead，both screws turning outboard and the rudder amidships，no current or wind，the vessel will（）.
SOLAS is the abbreviation of（）.
Which of the following statements concerning the rigging of bosuns’ chairs and their use is TRUE（）.
You are preparing to slush a stay on your vessel by lowering yourself down the stay in a bosun’s chair.The proper way to do this is to ride down the stay on a riding shackle（）.
Which statement about stowing spare hose is TRUE（）.
As you hold a piece of manila line vertically in front of you，the strands run from the lower left to the upper right.Which type of line is this（）.
The Vessel is a（）bulk carrier which is permitted to carry grain in bulk without requiring any fittings under the Rules of the 1974 International Safety of Life at Sea Convention.
Temporary Certificates of Inspection are effective until the（）.
What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core（）.
What equipment is customarily used when seamen are working on a stage rigged over the side of a vessel（）.