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The results provide much useful information on the preparation of catalysts, the choice of reaction conditions, and the understanding of dehydrogenation process.

此外，文中还探讨了丙烷在各类负载型双组分催化剂上脱氢反应性能的差异，为进一步了解丙烷在其上脱氢过程提供了有益启示。

A new method of desulphurization with H2O2 by adding different kinds of catalysts was proposed.

本文以过氧化氢为氧化剂，提出了加入不同催化剂氧化生产超低硫油品的新方法。

The esterification reaction of hexane diacid with 2 ethyl hexanol was studied by using modified β zeolite as catalysts.

用改性β沸石作催化剂，研究了己二酸与2－乙基己醇的酯化反应，讨论了阳离子交换度、焙烧温度及表面酸性对催化活性的影响。

Factors of esterfication of mixed dibasic acid were studied: alcohol acid mol ratios, the content of the catalysts, the reaction time and the content of water carrier.

实验考察了混合二元酸酯化的影响因素：醇酸摩尔比、催化剂用量、反应时间以及带水剂的种类和用量对酯化率的影响。

Then the catalysts of high activities were selected to be used in the preparation of mixed dibasic acid dimethyl esters.Mixed dibasic acids are byproducts of hexanedioic acid. In this article DBE were synthesized.

己二酸生产过程中副产大量的混合二元酸，本文选用DBA和甲醇为原料，分别采用磷钨杂多酸、PW_(12)/C和PW_(12)/SiO_2为催化剂，合成了绿色环保高沸DBE。

Amorphous alloys were used as catalysts for the dehydrogenation oxidation of diethanolamine to produce iminodiacetic acid.

以非晶态合金制备的骨架铜作为催化剂，对二乙醇胺脱氢氧化制备亚氨基二乙酸的新工艺进行了研究。

Silicone/SiO2 organic-inorganic hybrid sol have been prepared from tetraethyl orthosilicate as inorganic precursor, methyl triethoxysilane and diphenyl dimethoxy silane as organic precursor, the hydrochloric acid and water as catalysts, by sol-gel method through the hydrolysis-polycondensation reaction.

采用溶胶－凝胶法，以正硅酸乙酯为无机相前驱体，甲基三乙氧基硅烷和二甲基二甲氧基硅烷为有机相前驱体，盐酸和水为催化剂，通过水解－缩聚反应制备了有机硅／SiO2有机－无机杂化溶胶。

It's found that the aromatic dinitro compounds can be monoreduced to nitroanilines in high selectivity, aromatic nitro compounds and muti-cycle aromatic nitro compounds can be quantitively reduced to the corresponding amine by selenium catalyst with CO/H2O in polar aprotic solvents under atmospheric pressure using medical inorganic bases as co-catalysts.

在实验的基础上提出了对硒催化CO/H_2O还原芳香硝基化合物机理的一些粗浅认识。

The catalytic performance of copper-nickel oxalate catalysts prepared by concurrent coprecipitation was studied in the gas-phase reaction of p-cymene synthesis by dehydrogenation of industrial dipentene.

研究了并流共沉淀法制备的草酸铜-草酸镍催化剂在工业双戊烯脱氢合成对伞花烃气相反应中的催化性能。

In the second part, the supported mesoporous sieve solid base KNO_3/MCM-48 and KAc/MCM-48 were prepared. And it was the first time that KNO3/MCM-48 and KAc/MCM-48 were used as catalysts for the synthesis of dipropyl carbonate by transesterification of propanol and dimethyl carbonate.

第二部分研究了负载型KNO_3/MCM-48和KAc/MCM-48固体碱的的制备，并首次将这类催化剂应用到丙醇和碳酸二甲酯酯交换法合成碳酸二丙酯的反应中。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。