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Glycerol triacetate was synthesized using several acidic functional ionic liquids as the catalysts.

将几种酸功能化离子液体应用于三醋酸甘油酯的合成反应中，筛选出了一种催化效果好又可以重复使用的离子液体[HSO3-pmim][HSO4]。

The results show that the optimum catalysts for the Michael addition and the nitroreduction were tetrabutylammoniumfioride and titanium trichloride, and the yields of the addition product and the reduction product were 54% and 78%, respectively.

结果表明，Michael加成反应和硝基还原反应的最佳催化剂分别是氟化四丁基铵和三氯化钛，在二者催化作用下所得加成产物和还原产物的收率分别为54%和78%。

Low-Temperature Catalytic Combustion of Trichloroethylene over La,Ce,and Pt Catalysts Supported on MCM-41

MCM-41负载的La，Ce和Pt催化剂上三氯乙烯的低温催化燃烧

With 1-methylte-trazole-5-thiol and 7-ACA as the material and acetonitrile-boron trifluoride complex as Catalysts, 7-TMCAHCl was preparated and the yield could reach 91.80%.

以1-甲基－5-巯基四氮唑和7-ACA为原料，三氟化硼乙腈配合物为催化剂合成了7-TMCA盐酸盐，反应收率可达91.80%。

Al2O3 is a type of metal oxide support in the preparation of catalysts.

Al2O3是催化剂制备中大量使用的典型氧化物载体。

Objective To study the sterilization of a series of TiO2 catalysts catalyzed by ultrasonic wave.

目的探讨超声波催化TiO2系列催化剂的杀菌效果。

It was found that activity of the catalysts is only related to the utilizable surface area.

根据吸附－脱附等温线，确定了催化剂的孔结构及孔径分布的变化规律。

The influence of some raw materials such as polyester the uniformity, vesicant foams and catalysts to the preparation of rigid polyurethanes foam is also discussed.

探讨了聚酯多元醇、泡沫稳定剂、发泡剂及催化剂等原料对硬质聚氨酯泡沫塑料制备的影响。

Esterification process of a reversible step wereresolved as two irreversible steps,then chemical decomposition of wood components weredecreased in liquid acid catalyst.Experiments showed that crosslinking catalysts took catalysisrole on two process in the esterification,(1)five cyclic anhydrides formed by dehydration ofpolycarboxylic acids,(2)esters occurred by substitution between five cyclic anhydrides andwood.

实验中的反应过程使一般的酯化一步可逆反应，分解为两步不可逆反应，减少了液相酸催化过程的木材组分化学降解；交联反应催化剂对于多元羧酸类化合物与木材组分的酯化反应具有两个过程的催化作用：(1)多元羧酸脱水形成五元环酸酐中间体；(2)木材与五元酸酐中间体亲核取代反应形成酯。

Two kinds of aromatic and fatty xanthate salts were synthesized and their extracting qualities to Pd in waste catalysts were studied.

合成了 2种芳香族黄原酸盐及脂肪族黄原酸盐，并研究了它们对废催化剂中钯及铂的萃取性能，结果发现芳香族黄原酸盐对贵金属钯的萃取效果明显优于脂肪族黄原酸盐。

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 。