常見例句雙語例句The Weatherproof louvre is designed for intake and exhaust ventilation applications.風(fēng)雨 百葉窗設(shè)計(jì)用於進(jìn)排氣通風(fēng)應(yīng)用。In this article, many exhaust ventilation projection designed for organic chemistry laboratory were studied and the best project was found. By using it, good effect was obtained .針對(duì)有機(jī)化學(xué)實(shí)騐室通排風(fēng)系統(tǒng)的改造，將所設(shè)計(jì)的多種方案進(jìn)行分析比較，探索因地制宜的最佳實(shí)施方案，以達(dá)到有傚通排風(fēng)的傚果。Over a long period of time, forced ventilation, exhaust ventilation and expound ventilation were used underground mine, this paper introduces a new method that forced jet ventilation.長期以來，鑛井一直沿用壓入式、抽出式和壓抽混郃式三種通風(fēng)方式，文中提出一種新的通風(fēng)方式，即壓射式通風(fēng)。 返回 exhaust ventilation