單項(xiàng)選擇題A fid is a（）.

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


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1.單項(xiàng)選擇題A common class of wire rope is the 6X37 class. What does the 37 represent?（）

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

2.單項(xiàng)選擇題A Chinese stopper (two lines) will hold best when you（）.

A.fasten the bitter ends to the mooring line with half hitches
B.twist the ends together and hold them in the direction of the pull
C.twist the ends together and hold them in the direction opposite to the pull
D.twist the ends together and hold them at right angles to the mooring line

3.單項(xiàng)選擇題A cargo hose is marked with the（）.

A.maximum working pressure
B.bursting pressure
C.safety relief valve setting
D.maximum temperature

4.單項(xiàng)選擇題A bench hook is used for（）.

A.handling of cargo cases
B.hanging oilskins
C.sewing canvas
D.splicing small stuff

5.單項(xiàng)選擇題A 6x19 wire rope would be（）.

A.6 inches in diameter and 19 fathoms long
B.6 inches in circumference with 19 strands
C.6 strands with 19 wires in each strand
D.19 strands with 6 wires in each strand