“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	petroleum exploration petroleum exploration appraisal techniques petroleum exploration degree petroleum exploration procedure petroleum exploration stage petroleum exploration techniques petroleum fermentation petroleum field discovery process method Petroleum Field Size Sequence Method petroleum gas petroleum geochemistry petroleum geology Petroleum Geology & Experiment petroleum hydrocarbon petroleum hydrocarbon alkylation petroleum hydrocarbon degrading microorganisms of soil petroleum hydrocarbons petroleum industry petroleum initially in place in prospects petroleum microbiology petroleum microorganisms petroleum paraffin petroleum pipeline survey Petroleum Planning & Engineering petroleum plant

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