A catalyst is a substance which speeds up a chemical reaction.
催剂是一种能加速应的物质。
Resinification of furfural on the catalyst was the main cause of deactivation.
糠醛树脂结焦是导致催剂失活的主要原因。
Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.
首次以杂多为催剂采用酯法合成丙二醇单乙醚乙酯。
We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.
可想象利用一种催剂使体系内的任意应“冻结”。
CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.
在此基础上对其进行掺杂改性,获了铜铁复合层柱粘土催剂。
Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.
以和铝为催剂,用乳和正丁合成了乳正丁酯。
Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.
研究了该催剂对碘代苯与丙烯乙酯应的催性能及循环使用性能。
The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.
研究了利用多种相转移催剂在不同条件下合成橙花素。
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催剂,在常压下合成N,N二乙基苯胺。
The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.
提出了以固体氯物为催剂合成马来二丁酯的最佳应条件。
Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.
以合成出的丙醇铝为催剂,无水氯锌为助催剂,用丙醛一步合成了丙丙酯,收率可达92%,选择性可达93%。
Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.
对铁氢酶活性中心进行模拟将有可能产生出新型的产氢催剂。
The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.
研究了该催剂对碘代苯与丙烯交叉偶联生成式-肉桂的催性能。
The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.
研究了以硼氢钾修饰的雷尼镍催剂催松油醇加氢制备二氢松油醇的应。
By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.
在环丙甲异丙酯的合成应中,通过相转移催剂提高了应收率。
Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.
以苯胺、邻硝基氯苯为原料,采用直接缩合法引入相转移催剂合成邻硝基二苯胺。
Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.
以BTEAC(苄基三乙基氯铵)为相转移催剂合成了异烟乙酯。
The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.
聚合物载体-钕络合物催剂具有很高的催活性和定向效应.
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料,以十六甲基三烷基溴铵(CTMAB)为催剂合成了麦穗宁。
Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.
以废雷尼镍催剂为原料,制备出合格的硫镍、硝镍和氧镍。
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Leadership is the catalyst for transforming those talents into results.
领导艺术 是一种化剂,将众人才智转化为业绩。
Every supervisor is a catalyst to motivation.
每位管理者都是动化剂。
Killing the Ash is just the catalyst.
杀阿什只是一个化剂。
It's also the catalyst for El Nino rainstorms.
这也是厄尔尼诺暴雨化剂。
But there was one problem with using copper as a catalyst.
但是使用铜作为化剂有一个问题。
The catalyst? A single Silicon Valley executive.
(这场论)化剂是一位硅谷主管。
It appears that global climate change was the catalyst.
看起来全球气候变化是化剂。
We use a catalyst and we then start to knock off these fluorine atoms.
我们使用化剂,然后开始分解这些氟原。
The 2016 Election was kind of the catalyst.
2016年选举在某种程度上是化剂。
The U.S. space program has been an extraordinary catalyst for technology innovation.
美国航天计划一直是技术创新极佳化剂。
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化剂。
In science, a catalyst is a substance that accelerates a chemical reaction.
在科学中,化剂是一种加化学反应物质。
And also, with the catalyst, we reduce the amount of chemical waste that is produced.
而且,有了化剂,我们减少了产生化学废物。
It might be a most unfortunate catalyst for good change.
这可能是一个最不幸化剂,会带来良好变化。
Was it a catalyst? What has changed since then, since 2012?
那成为化剂了吗?2012年之后,发生了哪些变化?
If I run the hydrazine over an iridium catalyst, it'll separate into N2 and H2.
假如我用铱化剂分解联氨,它将分解成氮气和氢气。
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化剂。
Enzymes are proteins that living things use as catalysts, to speed up chemical reactions.
酶是生物用作化剂蛋白质,以加化学反应。
The big takeaway is that Valentine's Day isn't a breakup instigator, it's a catalyst.
最大收获是情人节不是分手煽动物,而是一种化剂。
A catalyst is a substance that permits certain chemical reactions to happen.
化剂是一种允许某些化学反应发生物质。
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