YY1 - 题库学习平台

Which document will describe lifesaving equipment located aboard

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Which can be prevented only by segregating two lots of cargo int

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Before switching on gyro-compass，you should make sure that the p

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The average time between two high waters is 12 hours and 25 minu

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The ship's officers must do checking on the ______ of all the ca

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The working frequency band for a ship earth station in Inmarsat

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