The supercritical liquid and the ionic liquid have excellent effect to enhance the reactive speed, selectivity and catalysis efficiency.

认为超临界流体和离子液体对于提高反应速度和反应选择性，提高催化剂催化效率等方面具有良好效果。

youdao

Presulfuration of hydrogenation catalyst is an essential technology, which can enhance the catalyst activeness and optimize operation of hydrogenation catalysis and obtain ideal economic efficiency.

加氢催化剂的预硫化是提高催化剂活性、优化加氧催化操作，获得理想经济效益的关键技术之一。

youdao

Factors which affect the efficiency of enzyme catalysis in organic media were discussed. In all of the factors. water activity and solvent are the two important factors.

总结了有机相酶催化的优点与影响因素，其中水活度与溶剂为众多因素中最为引人注目的两大因素。

youdao