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,乙基氢氧化铵作相转移催化剂,常压下合成N,N二乙基苯胺。
Resinification of furfural on the catalyst was the main cause of deactivation.
糠醛树脂化结焦是导致催化剂失活的主要原因。
A catalyst is a substance which speeds up a chemical reaction.
催化剂是一种能加速化学反应的物质。
It acts as a catalyst in the process of fermentation.
它发酵过程中起触媒的作。
The workers’ demand for better conditions was a catalyst for social change.
工人们要求改善工作条件促进了社会革。
CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.
此基础上对其进行掺杂改性,获得了铜铁复合层柱粘土催化剂。
The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.
介绍了国内外醇胺催化脱氢制备氨基酸的研究发展情况。
Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.
首次以杂多酸为催化剂采酯化法合成丙二醇单乙醚乙酸酯。
Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。
以正十二醇和氢溴酸为原,硫酸的催化下,生产溴十二烷。
Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.
以工业废氢溴酸(48%)为原,硫酸存下,与正辛醇进行反应合成1-溴辛烷。
Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.
以苯胺、邻硝基氯苯为原,采直接缩合法引入相转移催化剂合成邻硝基二苯胺。
The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.
提出了以固体氯化物为催化剂合成马来酸二丁酯的最佳反应条件。
The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.
研究了该催化剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催化性能。
The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.
以邻苯二胺和糠醛为原,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁。
The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.
研究了利多种相转移催化剂不同条件下合成橙花素。
All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.
以上结果表明,DHT-1能与异构降凝剂较好地匹配使。
To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.
为了优化鱼藤酮异构化制备异鱼藤酮的工艺。
Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.
以BTEAC(苄基三乙基氯化铵)为相转移催化剂合成了异烟酸乙酯。
N,N-diethylaniline was synthesized from aniline with bromoethane using tetraethylammonium chloride as phase transfer catalyst under atmospheric presure.
乙基氯化胺作相转移催化剂可常压下由苯胺和溴乙烷合成N,N-二乙基苯胺。
By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.
环丙甲酸异丙酯的合成反应中,通过相转移催化剂提高了反应收率。
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Leadership is the catalyst for transforming those talents into results.
领导艺术 是一种催化剂,将众人才智转化为业绩。
Every supervisor is a catalyst to motivation.
每位管理者都是动机催化剂。
And universities have the power to be a vital catalyst for that change.
平等该体现在社会各个方面,大学有能力成为这种变革重要加速器。
And as we're all too familiar, COVID was a huge catalyst for even faster change.
而我们对此也深感熟悉,新冠疫情便是进一步推动这种技术变革催化剂。
The climate bill really was a bit more of a catalyst to do it faster.
气候法案实际上更像是一种催化剂,促使我们更快地做到这一点。
Which brings us to a catalyst behind Nvidia's recent extraordinary rise.
这让我们看到了英伟达近期非凡崛起背后催化剂。
In science, a catalyst is a substance that accelerates a chemical reaction.
在科学中,催化剂是一种加速化学物质。
We use a catalyst and we then start to knock off these fluorine atoms.
我们使用催化剂,然后开始分解这些氟原子。
A quantum computer could do this, aiding the development of drugs, catalysts and batteries.
量子计算机就能做到这一点,助力药物研发、催化剂研发和电池研发等工作。
These islands have recently become a catalyst for Pacific aggression.
这片岛屿最近成为太平洋争端一个导火索。
It's also the catalyst for El Nino rainstorms.
这也是厄尔尼诺暴雨催化剂。
And also, with the catalyst, we reduce the amount of chemical waste that is produced.
而且,有了催化剂,我们减少了产生化学废物。
I think about four years ago, Ellen really was the catalyst.
我觉得大概是在四年前,艾伦催生了这一想法。
It might be a most unfortunate catalyst for good change.
这可能是一个最不幸催化剂,会带来良好变化。
None of us can be the Overman, but we can be the catalyst for it.
我们没有人可以成为超人,但我们可以成为变成他催化剂。
It was the catalyst for me writing the essay that I did in 2014.
于我而言,这也促使我在2014年写下了这篇文章。
But the Venom only serves as a catalyst of Peter's grandiosity.
但毒液只是作为彼得自命不凡一种象征。
Was it a catalyst? What has changed since then, since 2012?
那成为催化剂了吗?2012年之后,发生了哪些变化?
Enzymes are proteins that living things use as catalysts, to speed up chemical reactions.
酶是生物用作催化剂蛋白质,以加速化学。
It appears that global climate change was the catalyst.
看起来全球气候变化是催化剂。
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