The lifeboat sliall be so constructed that it shall be capable of maintaining ___when open to the sea. A. positive stability B. negative stability C. neutral stability D. zero stability

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The lifeboat sliall be so constructed that it shall be capable of maintaining ___when open to the sea. A. positive stability B. negative stabilityC. neutral stability D. zero stability

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单选题

A lifeboat was ____ from the ship to rescue the three men who fell into the seA.

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Check the launching track and report.-The launching track ofNo.l lifeboat will be ___ in 2 minutes.A. free B. clean C. clear D. ready

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Among the following items, ____ is not carried on a lifeboat?A. food B. manual pump C. anchor D. buoyant oars

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According to IMO regulations, ____ shall be posted（张贴） outside lifeboat.A. the retro-reflective tapes （反光带）B. the reflective tapesC. the flashing bandsD. the anti-flashing bands

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