英语语法分析

The methods improving the extent of benzylation were discussed, and the mechanical properties of the composite were also measured .

本文讨论了提高苄基化反应程度的措施，同时对材料的部分力学性能进行了测定。

Furthermore, benzylation of methyl-substituted benzene by activation of saturated hydrogen through the use of oxidation or free radical initiation has been developed.

此外，探索通过氧化或者自由基引发，对甲苯类化合物的饱和氢活化进行苄基化反应。

Samarium metal (activated by HgCl2) is an effective reagent for allylation or benzylation of ketones. The corresponding tertiary alcs. are obtained in satisfactory yields.

结果表明， 经氯化汞活化的金属钐对酮类化合物与烯丙基或苄基卤代物的反应很有效， 可高产率地生成叔醇。