“age of air”的概念、定义、翻译、参考文献-科学参考

单词	age of air
释义	age of air Encyclopedia 工学室内空气环境释 age of air空气龄空气自进入房间至到达室内某点所经历的时间。空气龄反映了室内空气的新鲜程度，可以综合衡量房间的通风换气效果，是评价室内空气品质的重要指标。
随便看	Hostile takeover hostility host image host-induced gene silencing hosting of sports event Hostinsky Hostinsky sphere host language host machine host master key host material host name host operating system host-pathogen interaction host plant induced biohazard host plant resistance factors host-scouted host selection host selection behavior host specific route host star host system host-to-network layer host tree species host versus graft reaction，HVGR

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