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Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

究了该剂对碘代苯与丙烯酸乙酯反应的性能及循环使用性能。

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

剂是一种能加速学反应的物质。

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Aim To study optimial technology for autogenesis-enzyme hydrolysis of total flavonoid glycoside in scutellaria.

目的究黄芩自生酶水解总黄酮苷的工艺条件。

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A method for the synthesis of hexylene glycol by catalytic hydrogenation from diacetone is presented.

介绍以双丙酮醇为原料,经加氢合成异己二醇的法。

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The synthesis of feruloylated monoacylglycerol catalyzed by P-Toluene sulfonic acid was investigated.

究对甲基苯磺酸合成阿酸单甘油酯的工艺。

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

糠醛树脂是导致剂失活的主要原因。

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

究了该剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的性能。

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

介绍了国内外醇胺脱氢制备氨基酸的究发展情况。

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

首次以杂多酸为剂采用酯法合成丙二醇单乙醚乙酸酯。

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The photocatalysis of the semiconductive materials convert the photon energy to chemical energy.

半导体材料的光效应可将光能转学能。

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The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

究了以硼氢钾修饰的雷尼镍松油醇加氢制备二氢松油醇的反应。

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VTT also laccases intercomparsion reaction catalyzed by enzymes, non-ferrous products of indicator for leakage.

VTT也利用漆酶促酶反应形成有色产物,究渗漏指示剂的构成。

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The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物剂具有很高的活性和定向效应.

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This is catalyzed by a transaminase enzyme in conjunction with the coenzyme pyridoxal phosphate.

这个反应的酶是氨基转移酶,其上连接有磷酸吡哆醛作为辅酶。

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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料,在浓硫酸的下,生产溴十二烷。

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We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一种反剂使体系内的任意学反应“冻”。

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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剂。

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Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

以磷钨酸和磷钨酸铝为剂,用乳酸和正丁酸合成了乳酸正丁酯。

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The preparation of ADC foaming agent from biurea by dioxygen catalytic oxidation was investigated and discussed.

对用分子氧联二脲制取ADC发泡剂进行了探讨。

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The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

究了利用多种相转移剂在不同条件下合成橙花素。

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Lost Girl S02

Killing the Ash is just the catalyst.

杀阿什只是一个催化剂。

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现代大学英语精读(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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英语小霸王

He was super heated, cooked inside the car.

我们需要知道催化剂的燃点。

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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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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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2021诺贝尔得主

So, what does asymmetric organic catalysis mean?

那么,不对称有机催化是什么思呢?

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中高级英语短文

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

但是使催化剂有一个问题。

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经济学人-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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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(视频版)- 2023年合集

We use a catalyst and we then start to knock off these fluorine atoms.

我们使催化剂,然后开始分解这些氟原子。

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VOA常速英语_美洲

The 2016 Election was kind of the catalyst.

2016年的选举在某种程度上是催化剂。

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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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英语小霸王

As in old film stock. It's crazy flammable.

这就是导致火势如此迅速 温度如此之高的催化剂。

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CNN 10 学生英语 2018年11月合集

For now, national weather bodies have yet to endorse the practice of cloud seeding.

目前,国家气象机构尚未批准云催化的实践。

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如何避免气候灾难

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

在科学中,催化剂是一种加速化学反应的物质。

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VOA常速英语_美洲

It might be a most unfortunate catalyst for good change.

这可能是一个最不幸的催化剂,会带来良好的变化。

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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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经济学人-一周要闻

Palladium, manufactured in catalytic converters to help curb emissions, hit a new peak.

催化转换器制造以帮助减排,其价格再创新高。

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火星救援 原声版

If I run the hydrazine over an iridium catalyst, it'll separate into N2 and H2.

假如我催化剂分解联氨,它将分解成氮气和氢气。

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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.

我们没有人可以成为超人,但我们可以成为变成他的催化剂。

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enterprising, entertain, entertainer, entertaining, entertainment, entertainment center, entertainment industry, enteruria, entexite, enthalpimetric,

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