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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变革。

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It acts as a catalyst in the process of fermentation.

它在发酵过程中起触媒的作用。

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All of these show that the DHT-1 catalyst can be well matched with the hydrodewaxing catalysts.

上结果表明,DHT-1能与异构降凝较好地匹配使用。

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A catalyst is a substance which speeds up a chemical reaction.

一种能加速学反应的物质。

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Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂结焦导致催失活的主要原因。

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The research on the amino acid by dehydrogenation alkanolamine(s) in catalyst was recommended.

介绍了国内外醇胺催脱氢制备氨基酸的研究发展况。

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Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次杂多酸为催采用酯法合成丙二醇单乙醚乙酸酯。

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By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲酸异丙酯的合成反应中,通过相转移催提高了反应

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N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

苯胺和溴乙烷为原料,用四乙基氢氧铵作相转移催,在常压下合成N,N二乙基苯胺。

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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,获得了铜铁复合层柱粘土催

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Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

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Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

正十二醇和氢溴酸为原料,在浓硫酸的催下,生产溴十二烷。

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Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.

醋酸和乙二醇单乙醚为原料,活性白土负载磷钨酸作为催,合成了乙二醇单乙醚醋酸酯。

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The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该催对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的催性能。

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The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了固体氯物为催合成马来酸二丁酯的最佳反应条件。

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The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

邻苯二胺和糠醛为原料,十六甲基三烷基溴铵(CTMAB)为催合成了麦穗宁。

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To optimize the process of prepartion isorotenone from rotenone by using Lewis acid AlCl3 as catalyst.

为了优鱼藤酮异构制备异鱼藤酮的工艺。

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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在不同条件下合成橙花素。

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Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

苯胺、邻硝基氯苯为原料,采用直接缩合法引入相转移催合成邻硝基二苯胺。

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Activated carbon as the sorbent and catalyst support was capsulated with ethyl cellulose by phase separation methods.

摘要对兼具吸附和催载体功能的多孔结构活性炭,乙基纤维素为材料用相分离进行包覆。

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经典英语美文背诵100篇

Leadership is the catalyst for transforming those talents into results.

领导艺术 是一种催化剂,将众人的才智转化为业绩。

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现代英语精读(第2版)第三册

Every supervisor is a catalyst to motivation.

每位管理者都是动机的催化剂。

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艾玛·沃特森合辑

And universities have the power to be a vital catalyst for that change.

真正的平等应该体现在社会各有能力成为这种变革的重要加速器。

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CNN 精选 2016年3月合集

It's also the catalyst for El Nino rainstorms.

这也是厄尔尼诺暴雨的催化剂。

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《BBC纪录片 钓鱼岛真相》

These islands have recently become a catalyst for Pacific aggression.

这片岛屿最近成为太平洋争端的一导火索。

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VOA常速英语_美洲

It might be a most unfortunate catalyst for good change.

这可能是一最不幸的催化剂,会带来良好的变化。

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侏罗纪搏击俱乐部

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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VOA常速英语_美洲

I think about four years ago, Ellen really was the catalyst.

概是在四年前,艾伦催生了这一想法。

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英语世界

The U.S. space program has been an extraordinary catalyst for technology innovation.

美国的航天计划一直是技术创新极佳的催化剂。

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2021年名人高校毕业演讲

And as we're all too familiar, COVID was a huge catalyst for even faster change.

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的催化剂。

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奇思妙想物语

None of us can be the Overman, but we can be the catalyst for it.

们没有人可以成为超人,但们可以成为变成他的催化剂。

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经济人-文艺

The catalyst? A single Silicon Valley executive.

(这场讨论的)催化剂是一位硅谷的主管。

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简单心理

The big takeaway is that Valentine's Day isn't a breakup instigator, it's a catalyst.

的收获是情人节不是分手的煽动物,而是一种催化剂。

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BBC纪录片《文明》

For him, primitive art would be a catalyst, inspiring him to shatter the conventions of the past.

对他而言 原始艺术是一种催化剂激励着他粉碎过去的传统。

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如何避免气候灾难

If you can create a catalyst, you can break apart the carbon from the oxygen in carbon dioxide.

如果你能制造一种催化剂,你就能把二氧化碳中的碳从氧气中分解出来。

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VOA Special 2021年12月合集

" That realization has been a catalyst for a lot more research in this area, " said David Beerling.

戴维·比尔林说:" 这一认识促进了这一领域的更多研究。"

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NPR音讯 2018年4月合集

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?

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中高级英语短文

But there was one problem with using copper as a catalyst.

但是使用铜作为催化剂有一问题。

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彭博洞察

Which brings us to a catalyst behind Nvidia's recent extraordinary rise.

这让们看到了英伟达近期非凡崛起背后的催化剂。

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如何避免气候灾难

In science, a catalyst is a substance that accelerates a chemical reaction.

在科中,催化剂是一种加速化反应的物质。

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