The two principal combustion products are water vapor and carbon dioxide.两种主要的燃烧产物是水蒸气和二氧化碳。The car windows were fogged with vapor.车窗上满是雾气。When nitric acid is poured on copper, a brown vapor gives off.将硝酸倒在铜上, 会散发出一种棕色的蒸...
Ventilation: positive downdraft exhaust ventilation should be provided to maintain vapor concentration below TLV.通风: 为了使气体聚集程度维持在阀极限值之下,应提供通畅的向下棋流排气通风设施.Water vapor from the evaporative recovery process may be recondense...
截止日期之后报名参赛的人将不予考虑。Any entry arriving after the closing date will not be considered.提交参赛作品的截止日期是12月31日。The closing date for entries is 31st December.检查一下你护照上的截止日期。Check the expiration date on your passport....
The electricians have performed wonders in recording these long dead voices from old wax onto modern plastic surfaces.电气技师们很出色地把这些早已失传的声音从老唱片中转录到现代的塑料薄膜唱片上.Later skilled workers such as electricians and plumbers organize...
Air inside an alveolus gives oxygen to blood and receives carbon dioxide from blood.肺泡里的空气给血液供氧,同时接收血液里的二氧化碳.Results Allergic alveolus inflammation can lead to pleural effusion.结果:过敏性肺泡炎可以并发胸腔积液.Conclusion alveolus had i...