CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此基础上其进行掺杂改性，获得了铜铁复合层柱粘土。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

以苯胺和溴乙烷为原料,用四乙基氢氧铵作相转移,在常压下合成N,N二乙基苯胺。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该代苯与丙烯酸乙酯反应的性能及循环使用性能。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次以杂多酸为采用酯法合成丙二醇单乙醚乙酸酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一种反使体系内的任意学反应“冻结”。

A catalyst is a substance which speeds up a chemical reaction.

是一种能加学反应的物质。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂结焦是导致失活的主要原因。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

以磷钨酸和磷钨酸铝为,用乳酸和正丁酸合成了乳酸正丁酯。

The synthetic medium of optical N acylalanines was N (2,6 xylyl) alanine.It was reacted with 1 menthol and prepared into its menthol esters which were purified by TLC, resolved and determined by HPLC.

光学活性杀菌的合成中间体N-（2，6-二甲苯基）-丙氨酸与l-薄荷醇在作用下，生成非映异构体的薄荷醇酯。

Modified method of the preparation of isoeugenol through isomerization of eugenol in the presence of 4 times theoretical amount of KOH with eugenol type basil oil as the starting material is stated.

本文叙述以丁香罗勒油为原材料用4倍理论量的氢氧钾为进行异构制备异丁香酚的改进方法。

Firstly, p-methylacetophenone was obtained in the presence of alchlor as the catalyst, and the optimum condition was 4:1:2 in molar ratio for toluene, acetic anhydride and alchlor with yield of 86.2%.

首先，以甲苯和乙酸酐为原料，在三氯铝存在下合成甲基苯乙酮，并确定甲苯，乙酸酐和三氯铝的最佳摩尔比为4: 1: 2，收率为86.2%。

With the help of a prison bus driver, Lee Marvin (Richard Roundtree), Wilson acts as a catalyst, putting a plan into action that will bring an untimely end to Mackey Willis.

在一名监狱司机Lee Marvin (Richard Roundtree)的帮助下，Wilson就如同成了Mackey犯罪的，但也在行动中制定计划准备抓捕Mackey Willis。

Dimethyl phenylethyl carbinyl acetate (DPCA ) was synthesized by using a new catalyst. This technology decreases the pollution and can also be used in synthesis of other carbinyl acetates perfume.

用一种新型合成乙酸二甲基苯乙基原酯(DPCA),并简了合成工艺,减少了生产过程中产生的三废,因而投入生产已具备了必要条件。这种新型可用于其它原酯类香料的合成。

The catalyzed asymmetric synthesis was the effective method to prepare the optics active compounds, the pentamethide obtaines the widespread application as the reagent or the catalyst in this domain.

不称合成是制备光学活性合物的有效方法，金属有机合物作为试或在这一领域得到了广泛的应用。

The catalysts used to hydrogenate polymer containing polydiolefin units are introduced in this paper.The mechanism of SBS hydrogenation and the development of the kinetics are also referred to.

介绍了目前用于含聚双烯烃链节的聚合物加氢的的种类，讨论了SBS加氢的机理及加氢动力学的研究进展。

Development trend of domestic third-stage multiclone is expounded as well as the problems such as single tube wearing, low capacity of single tube and the inappropriate catalyst exhaustion.

介绍了国内多管式三旋的发展概况、存在的主要问题,如单管磨损、单管处理量小、排放不合理等。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

用于492Q发动机的JCQ净消声器采用稀土小球为，用正交频带加权优法优选消声器结构参数，取得良好的消声、净性能。

This paper discusses the fundamentals and characteristics of catalytic combustion and the type of catalyst and approaches the way to apply the technology of catalytic combustion in cremator.

本文燃烧法的基本原理、特点及的形式等方面进行了讨论,并就燃烧技术在火设备中实现的可能方法进行了探讨。

Two kinds of polymerizable liquid crystal compounds have been prepared successfully in the paper, one is tolan-type liquid crystal compound, another is a phenylcyclohexanethyl liquid crystal compound.

以代烷氧基苯与烷基苯乙炔为中间体,采用为偶联的方法合成了二苯乙炔类液晶合物。

The overall height of catalyst bed as well as the optimal feeding point was obtained for different detritiation efficiency under specific mass transfer coefficient of catalysts.

根据不同的传质性能,计算了为达到特定脱氚率和电解池浓缩倍数所要求的交换床总高度和进液位置。