“ventilation of tunnel and underground”的概念、定义、翻译、参考文献-科学参考

单词	ventilation of tunnel and underground
释义	ventilation of tunnel and underground Encyclopedia 工学隧道及地下工程通风释 ventilation of tunnel and underground隧道及地下工程通风采用通风动力，将新鲜空气送入封闭的地下空间中，以稀释并排出有毒、有害气体和粉尘的措施。
随便看	polyester technical yarn polyether poly (ether amide) polyether antibiotic polyether ester fiber poly (ether-ether-ketone) poly ether ether ketone polyetheretherketone fiber poly (ether-ketone) poly ether ketone poly (ether-ketone-ketone) poly ether ketone ketone polyether polyol poly (ether sulfone) poly ether sulfone polyethersulfone poly (ether-urethane) poly(ether urethane) polyethylene polyethylene catalyst polyethylene coating polyethylene fiber materials polyethylene glycol polyethylene glycol induced fusion polyethylene glycol-mediated transformation

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