The hydrocarbon content of this phosphate ore provides most of the heat needed for the calcination.这磷矿所含烃量能提供锻烧所需的大部分热量.ITQ - 27 is stable to calcination in air , absorbs hydrocarbons , and is catalytically active for hy...
The hydrocarbon content of this phosphate ore provides most of the heat needed for the calcination.这磷矿所含烃量能提供锻烧所需的大部分热量.A series of niobium acids at different calcination temperatures was prepared.在不同焙烧温度下制备了一系列固体铌酸催化剂.T...
我看见另有一些模糊的影子晃了一下就不见了。I saw other indistinct shapes that stayed out of vision.我的烛光将他拉长的影子投射在墙上。The light from my candle threw his elongated shadow on the walls.阳光明亮刺眼，在地上投下轮廓分明的影子。The sunlight is white and blinding, throw...
Responsibilities are not sloughed off so easily.责任不是那么容易推卸的.How wet days sloughed past!雨季过得那么拖拖拉拉.Stage is difficult to determine until eschar has sloughed or has been surgically removed.在焦痂脱落或手术去除前难以确定其分期.The scab has s...
" There you are — like a knife through butter,'said the demonstrator as the powered shovel swung back with its load.当动力铲带着铲起的东西转回来时,示范的人说, “ 你瞧是不是,多么容易. ”The demonstrator should indicate the degree of this reliabili...