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...
暴风是一种很猛烈的风暴, 经常具有毁坏性.A hurricane is a violent storm, which is often destructive.他们对土著居民带来毁坏性影响.Their impact on the indigenous population was devastating.最后我们认为,这便是毁坏性问题的答案.Now, finally, we think that there is an answer t...
这家公司在大部分城市都有提货点。The company had pick-up points in most cities.请于下星期五到火车站提货.Please take delivery of the goods at the station next Friday.只有该人有权提货.This person alone has the right to take delivery of goods....
In dolichocephaly the head circumference remains normal and the biparietal diameter appears abnormally small.长头时,头围仍正常,而双顶径明显变小.Results CCD and TCD of Normal fetuses were correlated well with the biparietal diameter ( BP...