“navigation obstruction”的概念、定义、翻译、参考文献-科学参考

单词	navigation obstruction
释义	navigation obstruction Encyclopedia 工学海图地理要素释 navigation obstruction航行障碍物水域中有碍船舶航行安全的物体。通常称碍航物，又称航行危险物。海图上必须表示的重要内容。
随便看	backing backing layer materials of patches backing-off backing store backlash backleg back light backlight backlit view back lobe backlot Backlund Backlund crater Backlund transformation back mixing back mutation back-off backoff back-off system back-of-the-book index backpack dynamic planning backpacker tourism backpack of Lahu nationality backpaddle Back-Paschen effect

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