查询词典 catalytic

This paper summarizes the types of hydrogen-producing microbes, the research on biohydrogen metabolism and the catalytic mechanism of hydrogenase, and brings forward the prospect.

本文主要综述产氢微生物的种类、微生物产氢代谢途径和关键酶催化机理，并展望微生物产氢研究的发展方向。

They have been employed in many selective hydrogenation and exhibit excellent catalytic properties.

它已在大量选择加氢反应中显示了优异的催化性能。

Thus, it is practically significant to develop a new catalyst with high catalytic property for m-dinitrobenzene hydrogenation.

因此，研制和开发性能优良的加氢催化剂具有重要的现实意义。

During the process of catalytic hydrogenation, catalyst is one of the most factors that determine the cost and the qualities of products.

在催化选择加氢中，催化剂是影响产品成本及产品质量的重要因素之一。

In the catalytic hydrogenation and Li ion battery preparation, the performance is not satisfied.

但催化加氢和制备锂离子电池的效果一般。

We have prepared Cu/SiO2 catalyst by impregnation method and researched their catalytic performance over the hydrogenolysis glycerol to 1,2-PDO.

取得的主要结果如下：采用浸渍法制备了具有不同铜负载量的Cu/SiO2催化剂并考察了催化剂的反应性能。

The influence of addition of Re species and the preparation methods of the ZrO2 support on the catalytic performance of Ru/ZrO2 and Ru-Re/ZrO2 catalysts for glycerol hydrogenolysis were investigated.

考察了Re组分及ZrO2载体制备方法对催化剂在丙三醇氢解制丙二醇反应中的催化性能的影响。

The transition metal carbides were a new class of catalysts which had good catalytic activity and selectivity and were widely used in hydrogenolysis,dehydrogenation,desulfidation,denitrification,reforming,and other hydrocarbon conversion reactions.

过渡金属碳化物作为一种催化新材料得到了人们广泛的关注，在催化加氢、脱氢、脱硫、脱氮和重整等方面，表现出优良的催化活性和选择性。

This wor k deals with the effects ten of bromides and iodobenzene in catalytic hydrogenolysis debenzylation of 2,4,6,8,10,12-Hexabenzyl-2,4,6,8,10,12-hexaazaisowurtzitane.

研究了溴苯等10种溴化物及碘苯在六苄基六氮杂异伍兹烷催化氢解脱苄中的作用。

This paper provides a comprehensive review and critical analysis on the different reaction pathways for catalytic conversion of glycerol into commodity chemicals, including selective oxidation, selective hydrogenolysis, selective dehydration, pyrolysis and gasification, steam reforming, thermal reduction into syngas, selective transesterification, selective etherification, oligomerization and polymerization, and conversion of glycerol into glycerol carbonate.

本文提供了一个全面的审查和批判性分析的不同的反应途径甘油催化转化成商品的化学品，包括选择性氧化，选择性氢解，选择性脱水，热解气化，重整，热还原成合成气，选择交换，选择性醚化，齐聚和聚合，并转换成甘油甘油碳酸盐。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。