查询词典 catalyzed

Barium hydroxide catalyzed transesterification of castor oil biodiesel Studied with castor oil as raw material, barium hydroxide as a heterogeneous base catalyst, transesterification biodiesel.

麻烦大家把下述中文翻译成英文谢谢氢氧化钡催化蓖麻油酯交换制备生物柴油研究了以蓖麻油为原料，用氢氧化钡作为非均相碱催化剂，酯交换反应制备生物柴油。

Furthermore, the polymerization of benzonitrile catalyzed bydifferent Lewis acid and zinc was also investigated.

测定了以Lewis酸和几种金属催化苯甲腈聚合的反应速度，结果表明金属的活性次序为：镁＞锌＞钠＞钙。

The polymerization rate of benzonitrile catalyzed by Lewis acid and differentmetals was measured, and the activity of metals was in thefollowing decreasing order, magnesium, zinc, sodium, calcium.

发现Lewis酸-金属体系对芳香族腈是一种较好的催化剂，聚合速度比Lewis酸单独催化时有大幅度提高。

The levels of choline, the substrate of the synthesis of betaine catalyzed by choline dehydrogenase, were not affected by the expression of foreign genes.

叶片和种子中合成甜菜碱的底物——胆碱的浓度没有受betA基因表达的影响。

Methylation of soybean oil catalyzed by whole-cell biocatalyst was studied.

研究了全细胞生物催化剂催化大豆油甲酯化反应制备生物柴油的反应条件。

Using density functional theory, the rearrangement of butene double bond catalyzed by a 3T cluster model of zeolite was investigated.

基于含有两个Si和一个Al的分子筛3T簇模型，利用密度泛函方法研究了分子筛催化1-丁烯双键异构为cis-2-丁烯的反应机理。

A method of synthesis of butyl isobutyrate catalyzed by amidosulphonic acid has been studied.

以氨磺酸为催化剂催化合成了异丁酸丁酯，确定了酯化优化条件。

On the basis of aerobic oxidation ofβ-ionone catalyzed by supported catalysts/butyraldehyde system,a series of cycloolefines such as cyclohexene,β-methylionone,α-ionone,andα-pinene were oxidized under the general conditions to give corresponding epoxides and allylic oxides.

将三种催化体系CMPS-Co_2/正丁醛、Co_2/SiIm-正丁醛、MoO_2_2/SiIm-正丁醛推广应用到不同环烯烃催化氧化反应，虽然各反应底物之间的转化率和氧化选择性变化很大，但对三种催化体系横向比较而言，其催化氧化情况相当。

Synthesis of p-nitro-ethylbenzoate catalyzed by p-toluenesulfonic acid supported on granule activated carbon was studied.

研究了用颗粒状活性炭固载对甲苯磺酸作催化剂合成对硝基苯甲酸乙酯。

This key reaction is catalyzed by Ribulose 1,5-bisphosphate carboxylase/oxygenase, which is the most abundant protein on earth.

这步关键反应被1，5-二磷酸核酮糖羧化／加氧酶( Ribulose 1，5-bisphosphate carboxylase/oxygenase ，Rubisco)所催化，该酶是世界上最丰富的蛋白。

This immediately brings us to the next part of this article: creating an output "replace function".

下面进入文章的第二部分：建立一个"缓存处理函数"。

He was elected as an International Ornithological Committee member in 2002 during the 24th IOC held in Beijing.

现为中国鸟类学会理事和WPA 专家组成员。2002年被推选为国际鸟类委员会委员。