Polyoxyethylene glycols containing tertiary amine groups were synthesized with different amine initiators.以胺类化合物为起始剂,制备了几种含叔胺基的聚氧化乙烯二醇.tertiary syphilis第三期梅毒Antioxidant tertiary butyl hydroquinone was prepared by hydroqu...
Tertiary education follows secondary education.高等教育紧跟中等教育.Large stack deposits are controlled by deeply dipping faults Tertiary age.巨大的堆型矿体受第三纪倾陡断层控制.Aim To analyze Tertiary period sedimentary environment of Qaidamu sali...
Peace it seemed might at last be no more than a few months away.看起来，几个月内也许会最终实现和平。It was the first time Jane and I had been apart for more than a few days...那是我第一次和简分开数日。Commonsense now dictates that it would be wise to ...
居丧和天职是不容推托的.Death and duty were undeniable.“ 我们以后再说吧."找不出什么推托的理由, 她只好这么回答." We'll go some other time ,'she said at last , finding no ready means of escape.他们从招生专家那里得到的答案往往是推托的,不真诚的, 甚至傲慢的.The answers they recei...
他对一些毒药的性质和作用的描述惊人地准确。Her description of the nature and action of poisons is amazingly accurate.腿筋是位于大腿后侧起支撑作用的肌肉。Hamstrings are supporting muscles at the back of the thigh.最后，他再也无能为力了，这也正是雅克发挥作用的时候。Finally, he could do n...