Medicine intermediate N - ethylethylenediamine ( NEED ) was synthesized from acrylamide and ethylamine by addition reaction and Hofmann rearrangement.以丙烯酰胺为起始原料,经乙胺加成后,再经Hofmann重排两步反应后合成了药物中间体N - 乙基乙二胺 ( NEED )....
这个秃头的人戴着一顶假发.The bald man wore awig.那一丛秃头的柳树,因不断遭受砍伐都失去了天然的形状.The pollard willows were tortured out of their natural shape by incessant choppings.秃头的问题在初期可以有效的治疗.The problem of balding could be treated with good results ...
In political matters George Washington went out of his way to avoid invoking the authority of Christ.在政治问题上，乔治·华盛顿刻意避免借助基督的权威。You can customise the behavior of the Asynchronous Server and hence re - brand it by defining ...
They were charged with failing to have professional indemnity cover.他们被指控未能提供职业保险保障。They paid an indemnity to the victim after the accident.他们在事故后向受害者付了赔偿金.Under this treaty, they were to pay an indemnity for five millio...
她不知道外国的生活会是什么样。She didn't know what life in a foreign country would be like.她被继续囚禁在一所外国的监狱里。She continues to languish in a foreign prison.凡是外国的东西，她都打心眼儿里讨厌。She had a visceral dislike of all things foreign....
偏斜度the angle of deflection偏斜度超过规定时,可采用车削校正.In excess skewness the correction may be turning.检查偏斜度时,用百分表水平的指在叶轮、平衡盘的侧面.Skewness inspection when the level indicator in the impeller means to balance the side plate....
The categorization is fine with me.伯恩:这样分类我没意见.Molecules fight categorization - they are poised along several polarities.分子很难归类 —— 它们在好几个二极体中保持平衡.NAICS and UNSPSC are examples of categorization tModels.NAICS和UNSPSC是分类类别t...