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全部科目 > 水路交通运输技能考试 > 海船船员考试 > 船舶管理(驾驶专业) > 航海英语 > 船舶修理与保养 > 船舶索具及保养

单项选择题

Manila slings should not be used to load（）.

A.cotton
B.lumber
C.steel
D.tires

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Instead of whipping an end of a line，a temporary means of preventing the line from unraveling is to tie a（）.

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If you were to pass a stopper on a wire rope，what should the stopper be made of（）.

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If kinking results while wire rope is being coiled clockwise，you should（）.

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