“navigation mark”的概念、定义、翻译、参考文献-科学参考

单词	navigation mark
释义	navigation mark Encyclopedia 工学水运交通指示释 navigation mark航道导标由前后两座标志所构成的导线标示航道的方向的水上助航标志。指示船舶沿该导线标示的航道航行。
随便看	ancient sports in foreign countries Ancient Subsistence Study ancient.sunspot observation ancient systematic scientific thought Ancient Tea Garden at Yushan ancient tea set ancient thread stitching ancient timers Ancient Tombs at Baling Hill Ancient Tombs at Leigudun Ancient Tombs at Liudingshan Ancient Tombs at Longtoushan Ancient Towpath ancient tree group in Eryuan County ancient trees in Beijing center Ancient Trees in Mount Tianmu ancient trees in the Ming Tombs, Changping ancient trees in the Tanzhe Temple ancient trees in the Temple of Heaven Park ancient trees in Xiangshan Park Ancient Villages in Southern Anhui–Xidi and Hongcun World Culture Heritage ancient water conservancy projects in the Mesopotamia ancient water conservancy projects in the Nile valley Ancient Water Distribution Project ancient water-lifting machines

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