Abstract: The kinds, structures and catalytic properties of polymer metal catalyst for hydrosilation were reviewed.文摘: 综述了硅氢加成反应中高分子金属催化剂的种类 、 结构及其催化性能....
渐渐地, 她回忆起了童年生活的一些片断.Gradually, the fragments of her childhood came back to her.这些片断是由当地的演员或真实的当事人参与拍摄的。The segments are filmed using either local actors or the actual people involved.这个时长一小时的节目将每周更新，重点介绍最近比赛的精彩片断。The hou...
She is a long - distance runner , and she likes to run marathons.她是 长跑 选手, 喜欢跑马拉松.As a long - distance runner his main break came last spring in Australia.作为一位 长跑 选手,他是上个春天在澳大利亚真正交上好运的.She excels as a long - distance run...
This conservatory enjoys an enviable position overlooking a leafy expanse.这个温室位置绝佳，放眼望去，草木繁茂，郁郁葱葱。You are in a position that many would consider enviable.你处在一个很多人会认为值得羡慕的地位。They have enviable reputations as athletes.作为运动...