报道了三元共聚物 聚甲基 乙撑-环己撑 碳酸 酯 的制备与性能研究.The terpolymerization of propylene oxide ( PO ) and cyclohexene oxide ( CHO ) with carbon dioxide ( CO 2 ) was investigated.二羟甲基二羟基乙撑脲树脂 ( 即DMDHEU简称2D树脂 ) 是目前应用最多的抗皱免烫整理剂.At present , Di...
...a certain mistimed comment.不合时宜的评论The horse completely mistimed the jump and threw its rider.这匹马起跳完全不是时候，把骑手摔了下来。mistimed publicity不合时宜的宣扬She mistimed the marathon runner.她给马拉松运动员计时时出现了计时错误.a mistimed visit不合时宜的访问...
By the autumn of 1941, Serbian resistance to the German terror had become only a shadow.到1941年秋季, 塞尔维亚人对于德国恐怖行为的抵抗,已经名存实亡了.Essential services were provided by Serbian workers bussed in from outside the province.一些基本的服务是由...
萨米紧挨着内德站着，两人谈兴正浓。Sammy was standing close to Ned, talking animatedly with him.出席葬礼的人大多都面无表情地静静站着。Most of those attending the funeral stood silently showing little emotion.门口站着一位穿戴整齐、仪态庄重的男子。At the door was a neatly dress...
Purpose : To analyse the MR manifestations and clinical significance of Empty Sella Syndrome ( ESS ).目的:分析空蝶鞍综合征 ( ESS ) MR表现及临床意义....vast tracts of empty land, much of it contaminated by years of army activity.大片撂荒的土地，其...
他期盼着立即出狱。He expects to be out of prison in next to no time.这一年 真 长啊, 但他下周五要出狱了.It's been a long year, but he will come out next Friday.他刚出狱.He's just out of stir....