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單項(xiàng)選擇題

Which mooring line has the least elasticity?（）

A.Dacron
B.Nylon
C.Esterlene
D.Polypropylene

單項(xiàng)選擇題

Which method of adjusting mooring lines is MOST useful for leaving a boat free to rise and fall with the tide?（）

A.Crossing the spring lines
B.Slacking all forward running lines while keeping all after running lines taut
C.Doubling up on spring or breast lines
D.Slacking bow and stern lines

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