selectivity of reaction的意思|示意

The selectivity and activity of enzyme in the reaction media, especially in ionic liquids and supercritical liquids was reviewed in the paper.

文章以溶剂分类，探讨溶剂，特别是引入新的反应介质-离子液体和超临界流体对酶催化活性和选择性的影响。

Under the condition of selecting existent catalyst and reaction parameters said invention can make the system control be more easy and the selectivity and yield be unaffected.

本发明在选用现有的催化剂，反应参数一条件下，系统控制更加容易且不影响反应的选择性和收率。

Based on the research, the reaction conditions were optimized to increase the selectivity of the main product 2,6- diisopropylaniline.

并在研究基础上优化了反应条件，提高了主产物2，6-二异丙基苯胺的选择性。

The effects of mole ratio of reactants, selectivity and quantity of catalyst and reaction time on the conversion rate have been studied.

并对原料配比、反应时间、 催化剂的选择及用量对转化率的影响进行了讨论。

The catalyst has high activity, selectivity and the characteristic of reaction controlled phase transfer catalyst.

该催化剂具有高活性、高选择性，且具有反应控制相转移催化剂的特性。

With the increase of R, the propene conversion of the single stage and the selectivity of cumene increase and the side reaction decreases.

随着苯丙烯比的升高，丙烯单程转化率上升，异丙苯选择性上升，副反应降低。