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...
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...
a small knotlike protuberance.小结节This paper introduces a lug mantle and solution of bottom protuberance.介绍一种代替深拉深的变通两体风罩结构,及底部外鼓的解决办法.The skull is well domed a pronounced occipital protuberance.头骨是半球形的,枕骨凸起十分明显.There is ...
他们想让我做什么，宣战还是投降？Which do they want me to do? declare war or surrender?经过10个小时的谈判，持枪歹徒终于投降了。Finally, after ten hours of negotiations, the gunman gave himself up.马丁·邦尼特将军呼吁反叛者投降。General Martin Bonnet called on the rebels t...
Typical setup when miking the top and bottom of a snare drum.在用顶麦和底麦录制军鼓时的标准设置.The same is true for milking machines , miking milking areas and pasture lands.对于牛奶及其,产奶地区, 牧场也是一样的....