单项选择题
A.make a temporary eye B.mouse a hook C.secure a line around a spar D.shorten a line
A J-chaser is used to（）.A.transfer a pennant wire to th...
单项选择题A J-chaser is used to（）.
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 fid is a（）.A.mallet used when splicing wire ropeB.sha...
单项选择题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
A common class of wire rope is the 6X37 class. What doe...
单项选择题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
