单项选择题
The catenary in a towline is（）.
A.a short bridle
B.the downward curvature of the hawser
C.another name for a pelican hook
D.used to hold it amidships
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相关考题
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单项选择题
he carrick bend is used to（）.
A.add strength to a weak spot in a line
B.join two hawsers
C.be a stopper to transfer a line under strain
D.join lines of different sizes -
单项选择题
The biggest problem encountered when towing bridle legs are too short is（）.
A.retrieval
B.adjusting tension
C.excessive strain
D.hookup to main towline -
单项选择题
The best way to lift many small articles aboard your vessel is with a（）.
A.pallet
B.barrel hook
C.spreader
D.snotter
