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单选题
What is used to prevent twisting of a towing bridle?()
A
A bitt
B
A bulkhead
C
A V-spring
D
A fishplate
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单选题In astern towing,a tow span,also called the tow bar or towing arch,is used to().A
insure that the hawser leads directly aft as it passes over the stern of the towing vesselB
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adjusting tensionC
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单选题What is used to prevent twisting of a towing bridle?()A
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单选题The MINIMUM acceptable size for a towing bridle would be that size in which the safe working load (SWL) of each leg of the bridle is equal to().A
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to prevent the caller from entering a menu choice before the prompt has played
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