随后,叠氮化脒异构化生成氨基四氮杂茂.Guanyl azide is then isomerized to aminotetrazole.黄樟油素经碱异构化可得到治疗高血压症的有效药物 —— 甲基多巴的中间体——异黄樟油素.Isomerization of safrole can afforded isosafrole - the intermediate of the effective antihypertensive agent ...
We have learnt how to condense serious messages into short, self-contained sentences.我们已经学会了如何把重要的信息压缩成简短独立的句子。Huge quantities of steam may be erupted and then condense.大量水气会喷发出来,然后冷凝成雨.Condense the mixture by boiling of...
He fought tooth and nail to keep his job...他竭尽全力保住自己的工作。Kittens week to cut a nail, especially the forepaw.每周给小猫剪一次指甲, 特别是前爪.His coat was caught by a projecting nail on the wall.他的外套被墙上的一颗铁钉钩住了。One dip into the bottle sh...
之后曾尝试潜入污水坑。An attempt was then made to dive the sump.他的游泳池不过是个污水坑.His swimming pool was nothing but a mudhole.排放管道绝对不要直接接到排水沟 、 下水道或污水坑.Never pipe the discharge line directly into a ditch, sewer or sump....
Objective : To study the diagnosis and treatment of portal hypertensive gastropathy ( PHG ).目的探讨门脉高压性胃病的诊断与治疗.Gastropathy vaccine industry in the issue of cold retreat.公司在胃病疫苗产业化问题上临阵退缩.In turn this leads to gastric muco...