催化的

The catalyst was applied to hydrogenateα-octene in normal temperature and pressure, the conversion ofα-octene was 98.6%, and the yield of octane was 63.1% by the bimetallic catalyst.

CTS-ACRPd用于常温常压下α-辛烯的催化氢化，并在催化氢化过程中添加Ni~(2+)，Ni~(2+)-pd双金属催化剂催化α-辛烯的加氢反应150 min时α-辛烯的转化率为98.6%，正辛烷产率63.1%。

The reseach development of TiO2 photocatalysis technology was presented, and the mechanism of photocatalytic activity of nano-TiO2 was analyzed.

介绍了纳米TiO2光催化技术的研究进展，分析了纳米TiO2的光催化机理，详细论述了影响TiO2光催化活性的主要因素。

A simple and highly sensitive new kinetic catalytic fluorimetric method was proposed for the determination of trace chromium,based on the catalytic effect of trace amounts of chromium on the oxidation of Pyronine Y by hydrogen peroxide in acetic acid-sodium acetate buffer medium leading to a decrease in the fluorescence intensity.

在HAc-NaAc缓冲体系中，痕量铬对过氧化氢氧化吡咯红 Y的氧化还原反应有催化作用，使吡咯红 Y荧光减弱，据此建立了催化荧光法测定痕量铬的新方法，同时考察了该催化反应的最优条件及动力学性质。

By photo-catalysis experiment test the reactiveness of TiO2 particle as photocatalyst, which is prepared in our lab. By compared with the one that is bought from Germany, we can know the ratio of reactiveness of it against the one from Germany is about 74%.

在光催化实验中，检验了本实验室产二氧化钛粉体的光催化活性，可知其在苯酚降解中的光催化效率达到德国产粉体的74％左右。

In this paper, the effects of different catalyst combinations on the synthesis of α-chloro-dodecanoic acid were investigated, in which a series of acyl chlorides such as 4-toluene sulfonyl chloride, dodecanoyl chloride, chlorosulphonic acid , etc.

本文从烯酮式反应机理出发，以α-氯代十二酸的合成为模型，对酰氯化试剂(对甲苯磺酰氯、十二酰氯、氯磺酸等)和质子酸催化剂(如H型离子交换树脂、氯磺酸、对甲苯磺酸、醋酸等)进行组合和选择，并与文献报道的特殊添加剂乙酐比较，研究不同催化体系在酸催化合成α-氯代脂肪酸时的催化作用。

The experiments for determining the mechanism and kinetics of catalytic pyrolysis reaction for a simple petroleum feedstock, were carried out in a batch micro-reactor using Daqing light gas oil. The results showed that carbonium and free radical reactions were the key reactions in catalytic pyrolysis. The carbonium ions were induced by catalytic reaction, whereas free radical reaction was predominantly due to thermal cracking.

首先在重油微反装置上考察大庆减压馏分油催化裂解反应产品分布，并将反应结果与相同温度范围内的热裂解反应相比较，二者的产品分布随温度等操作参数的变化规律明显不同，进而推断催化裂解反应过程为正碳离子反应机理和自由基反应机理并存；并建立了大庆减压馏分油催化裂解消失动力学模型，求得了化学反应速率常数。

Based on the problem of various types of catalyst and according to the features of carbonylation catalysts reactions, our team has been designed a series of new metal complexes of benimidazoles, which can be used for carbonylation catalyst of industry. Seven new benzimidazole derivatives were prepared by the o-phenylenediamine、oxalic acid、glycolic acid、monomethyl monopotassium malonate、ethyl cyanoacetate、succinic anhydride. The structures of them were confirmed by IR、Elemental analsis. The crystal structures of d and e were determined by X-ray single crystal diffraction of Germanic Bruker Smart APEX II CCD. The catalysis of them was tested by carbonylation reactions.

本文设计以邻苯二胺和草酸、羟基乙酸、丙二酸单甲酯、氰基乙酸乙酯、丁二酸单甲酯为原料采用PPA催化和无机酸催化法，合成了4种苯并咪唑-2-羧酸衍生物并进行了表征；培养了2个化合物d、e的晶体并测定和讨论了晶体结构；制备了3种未见报道的苯并咪唑金属配合物，对配合物在羰基化法制醋酐-醋酸反应的催化作用进行了初步试验。

Compared with conventional combustion, catalytic combustion is fameless, in which VOC is pre-mixed with air, then passes homogenously catalyst bed and burned efficiently. More significantly,because catalytic combustion may be performed under lower temperature, N2 in air is free of being oxidized into NOX, which is responsible for the formation of acidic rain ,at the same time when catalytic combustion happens.

与普通燃烧方式相比，催化燃烧是无焰燃烧，VOC与空气进行预混合后，均匀通过催化剂床层，在活性粒子的催化作用下实现燃烧，具有很高的燃烧效率，而且催化燃烧能显著降低燃烧温度，避免了其燃烧时将空气中氮气同时氧化，形成氮氧化物，从而避免了酸雨的产生。

Those components that are highly distributed and have lower reduction temperature have higher catalytic activities.The activity evaluation results showed that with the intercalation of Isopoly and Heteropoly anions, the activity of the catalysts has been improved.

活性评价结果表明：对于CO催化燃烧反应来说，杂多酸与同多酸阴离子的层间引入替换NO_3~-后，在一定程度上提高了催化剂的催化活性，有利于CO的低温催化氧化。

It is found that NaOH exhibited significant cocatalytic action on the oxidation of o and p nitrotoluenes and had no cocatalytic action on the oxidation of m nitrotoluene, and the cocatalytic action of alkali NaOH increased as the concentrations of NaOH increased.

发现NaOH对氧气氧化邻、对硝基甲苯有明显的助催化作用，且碱的助催化作用随着NaOH浓度的增加而增加；而对氧气氧化间硝基甲苯则没有助催化作用。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。