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單項(xiàng)選擇題

Nylon line is better suited than manila for（）.

A.towing alongside
B.towing astern
C.holding knots and splices
D.resisting damage from chemicals

單項(xiàng)選擇題

Mousing a cargo hook with marline or small line（）.

A.increases the lifting capacity of the hook
B.protects the hook from the sling ring
C.prevents the sling ring from coming out of the hook
D.All of the above