有奖纠错
| 划词

In the first part of this paper, three new ligands with bis(8-hydroxyquinoline) which were substituted by methoxy, butoxy and octoxy were synthesized by Witting-Horner reaction.

自从1987年C.W.Tang等人报道了以8-啉铝(Alq3)为发光层制备的高亮度电致发光件以来,有机金属配物发光材料及其件加工工艺为有机电致发光领域的一个研究热点。

评价该例句:好评差评指正

There are two reactive groups, amino and butoxy in the borate ester molecule.The structure of the borate ester was characterized by IR spectrum.

[中文文摘]通过分子结构设,了一种氮-硼内配位结构的硼酸酯偶联剂,解决了硼酸酯水解稳定性差的问题,同时分子结构中含有氨、丁氧等活性团。

评价该例句:好评差评指正

用户正在搜索


acetated, acetates, acetazolamide, acetenyl, acethydrazide, acetic, acetic acid, acetic anhydride, acetidin, acetification,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

译
  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接