A.decreases the size of the line
B.should be used if the line is going through a block
C.should only be used in wire rope
D.doubles the size of the line
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A.hoisting a windsail
B.parcelling
C.sewing canvas
D.testing canvas
A.make a temporary eye
B.mouse a hook
C.secure a line around a spar
D.shorten a line
A.transfer a pennant wire to the anchor handling vessel
B.clean chain as it is hauled into the rig
C.lower spring buoys into the water
D.retrieve an anchor after the buoy has been lost
A.mallet used when splicing wire rope
B.sharp pointed crow bar used to unlay wire rope
C.tapered steel pin used to separate wire rope
D.tapered wooden pin used when splicing heavy rope
A.Number of wires in the inner core
B.Number of strands per wire rope
C.Tensile strength of the wire
D.Number of wires per strand
最新試題
If kinking results while wire rope is being coiled clockwise，you should（）.
Manila lines in which the strands are right-hand laid（）.
The standing part of a tackle is（）.
The size of wire rope is determined by the（）.
In securing a towing cable，consideration must be given to letting go in an emergency. The possible whip of towlines when released can be overcome by（）.
A whipping on a fiber line（）.
Anchor shackles should have a breaking strength that is（）.
In moderate wind and current what should be the length of chain with a single anchor?（）
An anchor winch should be equipped with mechanical brakes capable of holding（）.
A splice that can be used in running rigging，where the line will pass through blocks，is a（）.