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...
1你该知道, 末世必有危险的日子来到.This know also , that in the last days perilous times shall come.作者的新书描写了末世之后的东京, 熟悉的街道一片荒芜.The writer's book depicts post - apocalyptic Tokyo, where familiar streets lie deserted.可是两者的末世观并不相同.But...