查询词典 catalysts

The research is involved in heat resources, fluorinating agents, solvents, phase-transfer catalysts, side reactions and kinetics, etc.

在加热源、氟化试剂、反应溶剂、相转移催化剂、副反应以及宏观反应动力学等方面进行了较为系统地研究。

This dissertation is involved in systematical study of the effects and mechanism of microwave by some factors of heat resources, fluorinating agents, solvents, catalysts, by-products and kinetics, etc.

从加热源、氟化剂、溶剂、催化剂、副产物及宏观动力学等方面系统研究了微波对卤素交换氟化反应的影响及其机理。

For the heftier E 500, there's the CM50K full exhaust kit which includes racing headers, high-performance catalysts and stainless steel mufflers providing a 55 hp increase in power output.

对于更高é 500 ，还有CM50K充分排气套件，其中包括赛车头，高性能的催化剂和不锈钢消声器提供一个55马力的输出功率增加。

Activities of wire mesh honeycombs for SCR process were investigated. Kinetics of SCR process on catalysts including powder, wire mesh honeycomb and ceramic honeycomb was studied.

对蜂窝状筛网催化剂进行了活性考察，同时与粉末催化剂、蜂窝状堇青石催化剂的活性加以对比，并进行了反应动力学行为的分析。

These work can be as the reference to this area in the future Pd/〓/〓、Pd/〓、〓、〓, under illumining of photo 〓 was reduced under the action of the catalysts into products, including methane acid、methanol and formaldehyde.

我们对几种催化剂进行了对比性研究，如Pd/〓、Pd/〓、〓，通过可见光的照射，使二氧化碳在催化剂的作用下进行还原，发现得到的产物均为甲酸、甲醇和甲醛。

Therefore,we try to directly couple the endothermic reaction of long chain alkane dehydrogenation with the exothermic reaction of methane catalytic combustion by using the metallic monolithic catalysts,which highly miniaturizes reactor size and significantly increases heat efficiency.

因此，本文以长链烷烃脱氢和甲烷催化燃烧为模型反应体系，利用金属基整体式催化剂将上述吸热与放热催化反应直接进行热耦合，以期实现工艺过程的高度集成并提高热利用效率。

Experiments studied the effects of reacting conditions, solvents, catalysts etc on the reaction, and the best nitrating condition was established.

实验分析了反应条件、溶剂及催化剂等因素对反应的影响，找出了最佳硝化条件。

Toluene nitration was carried out with supported heteropolyacids as catalysts and N2O5 as nitrating agent.

用负载型杂多酸为催化剂，N2O5为硝化剂的新型硝化体系，对甲苯的硝化反应进行研究。

Results showed N_2O_5/CH_2Cl_2 was a relatively mild system, its nitrating ability of arene was weak, but the para-selectivity of product was satisfactory. Series of ZSM-5 catalysts could improve para-selectivity of product and meanwhile enhance the yield.

结果表明：N_2O_5／CH_2Cl_2是一个相对温和的硝化体系，对芳烃的硝化能力很弱，但产物的对位选择性很好；ZSM-5系列催化剂在显著提高对位产物比例的同时也能提高硝化的产率。

Ischer-Tropsch synthesis is a process for theproduction of various hydrocarbons and oxygenates fromhydrogenation of CO over transition metal catalysts.

T合成产物按碳数的分布规律可由Anderson-Shulz-Flory公式很好地描述，虽然对某些轻组分产物有较明显的偏离。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。