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Fluoroaniline is synthesized in two steps from p-nitrochlorobenzene and active potassium fluoride.

以对氯硝基苯和活性氟化钾等原料,经二步法合成了对氟苯胺。

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Using preemulsion and post polymerization a polymer emulsion was synthesized.

先乳化、后聚合工艺成功合成一种聚合物乳液。

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Side chain fluorinated epoxy resin was synthesized by laurylfluo-enanthol and bisphenol A epoxy resin.

摘要采十二氟庚醇与双酚A环接枝合成了侧链含氟

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

以苯胺和溴乙烷原料,四乙基氢化铵作相转移催化,在常压下合成N,N二乙基苯胺。

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Cu furaldehyde-ethylene diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱金属络合物——呋喃甲醛乙二胺铜络合物,收率63。

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A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

苯胺-甲醛与双氰胺反应得到了一种改性产物。

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Two series of tolan-type liquid crystals containing terminal cyano group were synthesized.

设计并合成了一类新型末端氰基取代含氟二苯乙炔类液晶。

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METHODS The title compound was synthesized from phthalimide by oxidation with sodium hypochlorite.

方法以邻苯二甲酰亚胺原料经次氯酸钠合成目标化合物。

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Three novel malononitrile derivatives have been synthesized by the solid state reaction at room temperature.

固相反应合成了新型丙二腈类化合物。

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This proved that nitrourea was a more suitable reactant than urea to synthesize Keto-RDX.

由此表明了在生成RDX酮的反应过程中,硝基脲上比脲更合适的反应形式。

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It is synthesized by oxidation of isocitrate, coupled to the reduction of NAD.

由异柠檬酸化而来,同时伴有NAD的还原。

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Stearone glycol fumaric acid (SGF) was synthesized with maleicanhydride, cinnamyl alcohol and ethylene glycol.

由于烯二酸酐经醇解转型酯化途径合成了对皮肤无过敏反应的反丁烯二酸桂醇甘醇酯(SGF)。

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Tri (tribromophenyl) cyanurate is synthesized from Tribromophenol and Cyanuric Chloride.

摘要由三聚氯氰和三溴苯酚反应制得化合物三(三嗅苯酚)氰尿酸酯。

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Thioglycolic acid(TGA) was synthesized from thioglycolic acid and sodium hydrosulfide under common pressure.

研究了以硫氢化钠和氯乙酸钠原料常压合成巯基乙酸。

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Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮杂环化合物添加

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A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

糠醇和糠醛缩聚制备了新型呋喃

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In this paper,the process of synthesizing new model weedicide oryzalin was studied.

本文对新型除草安磺灵的合成工艺进行了研究。

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Borazine can be synthesized from ammonia or ammonium salt and BCl 3.

环硼氮烷可由氨或铵盐与氯化硼合成

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The target compound was synthesized from N-benzyl protected aminoacetophenone through hydrogenation,benzoylation and reduction.

以氮-苄基保护胺基酮原料,经氢化,苯甲酰化,还原三步合成双苯甲酰沙丁胺醇酯。

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METHODS Terazosin hydrochloride was synthesized from anhydro-piperazine via acylation,reduction,amination,salification etc.

方法以无水哌嗪起始原料,经酰化、还原、胺化、成盐等反应制得盐酸特拉唑嗪。

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日常活医学科普

DNA has a recipe for synthesizing proteins.

DNA 有蛋白质的配方。

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VOA Daily Standard 2017年3合集

All year, they collect, analyze and synthesize the information.

他们每年都忙于收集、分析和综合信息。

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名人演讲综合

In the coming years, we'll not only synthesize it, but we'll engineer it to specifications.

在未来几年,我们不仅会命,还会按说明书驱动它们。

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2018最热精选合辑

In 1856, 18-year old English chemist William Henry Perkin accidentally created a synthetic purple compound while attempting to synthesize quinine an anti-malaria drug.

1856 年,英国位 18 岁的化学家 William Henry Perkin 在奎宁和抗疟疾药时,意外制造出种紫色复合物。

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CNN 10 学英语 2020年12合集

This is the perovskite material completely synthesized from Earth abundant elements.

这是完全由地球上丰富的元素的钙钛矿材料。

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名人演讲综合

This month comes the extraordinary but also inevitable news that we've synthesized life.

这个,有个异常而不可避免的情发—人类终于命。

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Apple 最新资讯

And if the properties of this type have types that also conform to Codable, this is literally all the code I need to write because the conformance to this protocol is synthesized by the compiler.

如果这个类型的属性具有与 Codable 致的类型,这就是所有我需要写的代码,因为与这个协议的致性已经被编译程序

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科学60秒 2017年4合集

The most complex molecular knot ever synthesized.

这是人工合的最复杂的分子结。

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科学60秒-科学美国人 2019年4合集

The pineapple silica differs from silica nanospheres that are synthesized in labs for various applications.

菠萝二氧化硅不同于在实验室的适用于不同用途的二氧化硅纳米球。

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VOA常速英语_科技

So far, they've had good success synthesizing relatively small ones.

目前,他们相对较小的分子这方面已获取良好的功。

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What it takes 名人访谈

And then maybe we could synthesize it, you know, chemically, from first principles.

然后,也许我们可以用化学方法,从基本原理出发,它。

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哈佛大学《幸福课》

Our goal is that you go over the material and synthesize it.

我们的目标是让你们回顾并掌握知识。

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Asap SCIENCE 精选

Muscle contraction, transporting molecules throughout the body, synthesizing DNA, etc.

肌肉收缩,在全身运输分子,脱氧核糖核酸等。

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科学60秒 听力 2016年7合集

They synthesized the material from cages of tin and sulfur atoms decorated with hydrocarbon molecules.

他们用烃分子修饰的锡和硫原子材料。

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VOA Special 2017年12合集

The next step will be to synthesize a chemical substance from the molecule.

接下来就是人工合分子中的化学物质。

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《时代周刊》百大人物

Unfortunately, in this country, we've had a severance of cultural understanding, you know, the communities are just now starting to synthesize in a way that hasn't happened for generations.

不幸的是,在这个国家,我们已经有文化理解的分离,社区刚刚开始以种几代人都没有发过的方式进行融合

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活大爆炸 第7季

Sheldon, did you just figure out a method for synthesizing a new stable super-heavy element?

谢尔顿,难道你刚刚是想出新型稳定超重元素的方法?

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科学大揭秘

Is its a critical component for synthesizing proteins and other complex molecules.

氨是蛋白质和其他复杂分子的关键分。

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华尔街日报

To create a synthesized version of your voice, go to settings, accessibility, then personal voice, and you'll be asked to record your voice by reading 100 and 50 randomized text prompts.

要创建声音的版本,请转到设置—可访问性—个人声音,然后你将被要求通过阅读 100 和 50 个随机文本提示来录制你的声音。

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历年六级阅读真题精听

In 1997 Congress requested the National Institute of Child Health and Human Development and the Department of Education to convene a National Reading Panel to end the " reading wars" and synthesize the evidence.

1997年,国会要求国家儿童健康和人类发展研究所和教育部召开全国阅读小组会议,来结束这个“阅读教育方法战”,并综合给出全面的证据。

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