“whistle board”的概念、定义、翻译、参考文献-科学参考

单词	whistle board
释义	whistle board Encyclopedia 工学水运交通指示释 whistle board鸣笛标设在通航控制河段或上、下行船舶不能相互通视的急转弯的上下游两端河岸上，指示船舶鸣笛的水上助航标志。
随便看	surveying the vertical side of building survey in mining panel survey line for bathymetry survey mark survey meter survey of air pollution sources survey of Chinese materia medica resources Survey of Demographics of Visitors to The Palace Museum (June 2007～May 2008) survey of document preservation needs survey of European Union law survey of French law survey of grassland resources survey of Japanese law Survey of language situation in China survey of moveable cultural relics Survey of Pollution Sources survey of present state at industrial site survey of the law of Australian survey of the law of Canada survey of the law of Latin American survey of the law of modern Indian survey of the law of Modern Islamic survey of the law of Southeast Asian survey of the law of the Federal Republic of Germany survey of the law of the Republic of Italy

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