英语词汇number of air changes怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	number of air changes
释义	number of air changes 简明释义换气次数网络释义 1 ?换气次数 ... complete air changes: 全室换气次数 number of air changes: 换气次数 number of natural air changes: 自然换气次数 ... 短语 1 number of natural air changes 自然换气次数双语例句 1 Among these changes, the air pollutions resulting from a huge number of automobiles and coal-burning is almost the severest. 在这些变化中，大量汽车和煤燃烧产生的空气污染是最为严重的。
随便看	march against Marchainville March Air Force Base marchais Marchal Marchal bodies Marchamalo Marchand marchand de vin marchandise marchandises Marchand's adrenals Marchand's cells Marchand's lacto-butyrometer Marchand's organs Marchand's wandering cell Marchand tube Marchant marchant hill marchantia Marchantiaceae marchantiaceous Marchantiales marchantia polymorpha Marchantia polymorpha L.

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