On your vessel，a wire rope for the cargo gear shows signs of excessive wear and must be replaced. In ordering a new wire for this 10-ton boom，what safety factor should you use?（）
- AThree
- BFive
- CSix
- DSeve
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1、Temporary seizings on wire rope are ma
Temporary seizings on wire rope are made with（）.AmarlineBsail twineCtapeDwire
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2、A single heavy wire made up for the to
A single heavy wire made up for the topping lift is called a（）.ABaleBSpanner wireCBull lineDWorking guy
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3、If the cargo gear on your vessel is eq
If the cargo gear on your vessel is equipped with a regular guy and a preventer guy，you should（）.Alet the schooner guy take most of the s...
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4、Back-up wires on a towed vessel provid
Back-up wires on a towed vessel provide（）.Aa factor of safetyBadditional strengthCa distribution of the towing loadDAll of the above
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5、A single heavy wire made up for the to
A single heavy wire made up for the topping lift is called a（）.AbaleBspanner wireCbull lineDworking guy
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6、A common class of wire rope used for m
A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?（）AFactor of safetyBNumber of wires per strandCNumber of strands per wire ropeDNumber of wires in the core