单项选择题

A.two chains of equal lengthB.a single nylon pendant ro……

A bridle for an ocean tow consists of（）.

A.two chains of equal length
B.a single nylon pendant rove through a heavy ring free to move on the pendant
C.two long legs of wire rope shackled to a fishplate
D.a single length of heavy chain with both ends secured on deck to welded pad eyes

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单项选择题A bollard is found on the（）.

A.beach
B.deck
C.pier
D.towed vessel

单项选择题A “stopper” is（）.

A.a short length of line used for temporarily holding another line
B.a snatch block for handling a topping lift
C.an engine order telegraph
D.the brake on a cargo winch

单项选择题（）about 20 sq.m to be sand-blasted.

A.The rusting area
B.The rusted area
C.The corroded area
D.The corrosive area