“ventilation structures”的概念、定义、翻译、参考文献-科学参考

单词	ventilation structures
释义	ventilation structures Encyclopedia 工学通风构筑物释 ventilation structures通风构筑物矿井通风系统中的风流调控设施。用以保证风流按生产需要的路线流动。
随便看	negative flower structure negative formula negative frequency-dependent selection negative function negative fundamental sequence negative glow negative gradient negative growth of population negative half-trajectory negative helicity spinors negative hologram negative hydrogen ion negative hypergeometric distribution negative hyperon negative image negative increment of a function negative index medium negative index of inertia negative infinity negative inotropic action negative integer negative ion negative ion mass spectrum negative ion mode negative jump

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