單項(xiàng)選擇題

This cargo wires has more than ten percent （） wires.

A.damaged
B.broken
C.missing
D.repaired

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單項(xiàng)選擇題

All cargo wires need to be （）.

A.greased
B.oiled
C.washed
D.repaired

單項(xiàng)選擇題

（）should be greased every month or two and it should be kept on a reel when not in use.

A. Wire rope
B. Hemp rope
C. Nylon rope
D. Wooden rope