您要查找的是不是：
- This work has been focused on the use of copper(I)-mediated anti-SN2’ allylic substitution reactions with non directing leaving groups. 论文提要内容： 在变化的经营环境当中，为了生存和发展，组织必须更灵活、弹性地加以应对。
- Allylic substitution and the allyl radical 烯丙基取代和
- That is encouraging for palladium-catalyzed allylic substitution reactions which is difficult to use in industry due to the current low reactivity of catalysts. 而且，值得注意的是这类配体的反应活性都非常高，对于由于催化剂活性低难以在工业上应用的钯催化烯丙基取代反应来说，这无疑是一大喜讯。
- The progress in synthesis of chiral phosphinamine ligands is reviewed. Their applications in asymmetric allylic substitution, asymmetric 1, 4-conjugate addition and asymmetric hydroboration are described. 摘要本文较为详细地综述了轴向手性膦氮配体合成及其在不对称烯丙基取代反应、不对称1,4-共轭加成反应及不对称硼氢化反应中的应用。
- We use saccharin in substitution for sugar. 我们用糖精代替糖。
- allyl substitution 烯丙位取代
- Keywords Allyl substituted;Diaryl ether;Design;Synthesis;Biological activity; 烯丙基取代;二芳醚;设计;合成;生物活性;
- Substitution of a new obligation for an old one. 更新新契约对旧契约的替代
- The substitution of coal for oil is desirable. 以煤代替石油是可取的。
- A substitution, an exchange, or an interchange. 交换代替、交换或互换
- The substitution of the phoneme/l/ for/r/ . 错把1音发成r。
- This allyl type resin is a highly transparent, colourless material. 这种烯丙基型的树脂是一种高度透明的、无色材料。
- Most programs can make a reasonable substitution. 大多数程序员可以找到更合理的替代方式。
- The South Korean coach requests substitution. 韩国队教练要求换人。
- To do this, we ll use the substitution command. 要这样做,将使用替代命令。
- An equal exchange or substitution. 替代物:一种平等的交换或替代。
- They're studying a substitution for the medicine. 他们正在研制一种该药的替代品。
- Walking with ease is a good substitution for a car. 放松走路是替代开车的好方式。
- Ask whether to use the similar substitution? 请问可否用相似的替代呢？
- Contract review and substitution application. 合同评审及紧急代用件采购。
