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全部科目 > 水路交通运输技能考试 > 海船船员考试 > 船舶管理(驾驶专业) > 航海英语 > 航海图书资料 > 航海出版物

单项选择题

The latest known details of lights are given in().

    A.gives daily predictions of the times and heights of high and low water for a selection of Standard Ports
    B.lists the principal harmonic constants for all those ports where they are known,for use for prediction by the Simplified Harmonic Method of Tidal Prediction
    C.is a comprehensive guide for the yachtsman
    D.permits the mariner to select and simultaneously calculate tidal heights for multiple ports for up to seven days

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