“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	zonal polynomial zonal rotation zonal sampling zonal soil zonal spherical function zonal spherical harmonic zonal texture zonal tide zonal vegetation zona pellucida zona reaction zona reticularis zonary placenta zonate spot of broad bean zonation zonation of coal resources in China Zond Zond probe zone Zone 1 of Nanjing new residential area zone address module zone astrograph zone axis zone bit recording zone bit recording, ZBR

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