單項選擇題The only wire rope termination which may be made in the field is（）.
A.swaged socket
B.thimbled mechanical splice
C.hand splice
D.spelter poured and resin sockets
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1.單項選擇題The main function of the core of a wire rope is to（）.
A.give flexibility
B.support the strands laid around it
C.allow some circulation around the strands
D.allow lubrication inside the rope
2.單項選擇題Neglecting friction，you desire to lift a 300 kgs weight with a stress on the hauling part of 100 kgs.Which of the following tackles would you use?（）.
A.Gun tackle
B.Luff tackle
C.Two-fold tackle
D.Double-luff tackle
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The main function of the core of a wire rope is to（）.
題型：單項選擇題
Galvanizing would be suitable for protecting wire rope which is used for（）.
題型：單項選擇題
Anchor shackles should have a breaking strength that is（）.
題型：單項選擇題
Back-up wires on a towed vessel provide（）.
題型：單項選擇題
Chafing gear is normally used（）.
題型：單項選擇題