To indicate the feasibility of acetic ester carboxylation process in China based on making process comparison.通过对各种生产工艺的对比,提出了醋酸甲酯羰基化工艺在我国的可行性.The accepted commercial process is based on 2, 4 - difuloroaniline, through c...
Berlin people drank champagne, set off fireworks and tooted their car horns.柏林市民喝香槟、放焰火、鸣车笛。Steamers tooted at us as sailors on deck waved in amusement.汽船向我们嘟嘟鸣笛时，甲板上的水手们饶有趣味地挥着手。People set off fireworks and tooted their...
This design knocks everything else into a cocked hat.这一设计令其他作品相形见绌。She wore a little nurse's hat on her head to identify her.她头戴一顶小护士帽，很容易辨认。Issa's white beach hat gleamed in the harsh lights.伊萨的白色沙滩帽在刺眼的阳光下闪闪发...
Glory, honour, wealth, and rank, such things are nothing but shadows.富贵如浮云。He is a physicist of the first rank.他是一流的物理学家.Besides normal A. O . C . rank , CHABLIS also have higher classes , namely , Premier Cru and Grand ...