Preparation of salicylic hydrazide . Controlling material mole ratio and the product recrystallization is the key.水杨 酰肼的制备控制原料的摩尔比、产物的重结晶是关键.A new method for determining hydrazide group introduced to polymethyl acrylate ...
这个高的数值可以和从化学气相淀积外延得到的数值相比拟.The higher value is comparable to those obtained in CVD epitaxy.它的外延是一项真理标准.Its denotation is a truth - value.能量耗散的思想与我们的认知外延密切相关.The thought of Energy Diffusion is related closely to our cogni...
人们曾经在密室里和游艇上搏斗.Men fought in back rooms and on barges.在丁梅斯代尔先生深锁的密室中, 有一条血淋淋的刑鞭.In Mr. Dimmesdale's secret closet, under lock and key, there was a bloody scourge.您现在坐在世界上最有地位的珠宝商的密室里.You are sitting in a private roo...
There is concern that police use the law to confiscate assets from people who have committed minor offences.有人担心警方利用该法罚没犯下轻罪的人的财产。Make maximum use of legislation to confiscate the proceeds of drug trafficking.善用现行法律以充公贩毒...
Embryo research is an emotive issue.胚胎研究是个容易引起激烈争论的问题。" Home " is a much more emotive word than " house ".home (家)是远比 house (住屋)更能激起感情的字眼.We use emotive language to express our own attitudes and feelings.我们用情感语言来表达自己的态度和...