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Picoline is the by-product in the preparation of diphenylamine with aniline.

甲基吡啶是苯胺连续缩合合成二苯胺副产物。

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The synthetic principle and the process method of diglycol dioleate were discussed in this paper.

本文探讨了一缩二乙醇油酸双酯酯化反应合成原理及其工艺操作方法。

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Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.

通过过一硫酸和丙酮反应,合成了新型高效氧化剂二甲二氧环烷。

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The suite is a composite of themes for various parts of the opera.

这组曲是这部歌剧不同部分主题合成篇。

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They act at least a temporary block to DNA synthesis in micro-organisms.

微生物中至少对DNA合成暂时性阻止作用。

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Syhthesis of novel derivatives of Naphtol AS and modification used for C.I.

Pigment Red 57: 1 (新AS衍生物合成及对C.

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Twelve derivates of S-tetrazine including three of 1,6-dihydro-S-tetrazines prepared recently were screened by pesticide activity.

对12个S四嗪衍生物,包括3个新合成1,6二氢S四嗪衍生物,除草、杀菌、杀虫活性进行筛选。

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This investigation provided an environment-friendly process for the synthesis of methyl anthranilate.

摘要提供了一种环境友好合成工艺制备香料邻氨基苯甲酸甲酯。

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This drug was synthesised in the same laboratory as Atabrine.

这种药物是合成疟涤平同一个实验室内合成

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

本文对新型除草剂安磺灵合成工艺进行了研究。

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Five Schiff bases were prepared from piperonal and diamines by condensation reaction.

合成双-胡椒醛缩二胺类席夫碱化合物。

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Antihydrogen formation in the laser-assisted positronium-antiproton collision is investigated in the first Born approximation.

一级玻恩近似下,研究了激光辅助电子偶素-反质子碰撞中反氢合成

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How to choose the base used in the synthesis of arsine ylide is studied.

本文主要研究了胂叶立德合成中碱选择。

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Classic additive synthesisers use oscillators to produce the partials of the resulting sound.

标准加法合成通过使用振荡器来制作最终成音分音。

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The free radical polymerization of VOZO in benzene solution results poly 2 vinyl 2 oxazoline(PVOZO).

合成过程中溶剂及分离等问题进行了讨论。

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Genes tabA, tabB,tblA and dapB participate biosynthesis of tabtoxinine, which is regulated by lemA gene.

野火氨酸合成有tabA,tabB,talA,dapB等基因参与,受lemA基因调控。

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The synthetic methods of peptide thioester and peptide aldehyde are also discussed.

还介绍了与多肽片段连接有关肽硫酯和肽醛合成方法。

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Six series of aryloxy pyridazines derivatives have been synthesized starting from 3,6 dichloro pyradizine.

以3,6-二氯哒嗪为原料,合成了6类芳氧基哒嗪类衍生物,研究了合成方法,并测定了所得产物除草活性。

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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,经催化加氢合成异己二醇方法。

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The preparing cartap by route of non-sodium cyanide was studied in the paper.

研究了巴丹非氰化钠路线合成,采用合成方法工艺简单,原料易得。

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TED演讲(音频版) 2015年10月合集

One is synthetic, the other organic.

一个是合成,一个则是有机

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当月 CNN 10 学生英语 2021年11月合集

This is an incredibly potent synthetic drug.

是一种非常有效合成药物。

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科学60秒-科学美国人 2019年2月合集

So the researchers tested out a synthetic blend of chemicals that mimics honeybees' alarm pheromones.

因此,研究人员对模仿蜜蜂警报信息素合成混合物进行了测试。

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健身知识科普

Carbs and protein, on the other hand, have other priorities.

另一方面 碳水化合物和蛋白质合成就有优先顺序。

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日常生活医学科普

DNA has a recipe for synthesizing proteins.

DNA 有合成蛋白质配方。

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Reel知识卷轴

Eventually, by the 1930s, Gutta Percha was superseded by the development of synthetic polymers.

最终,到了 20 世纪 30 年代,古达胶被合成聚合物发展所取代。

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还乡

It was the united products of infinitesimal vegetable causes, and these were neither stems, leaves, fruit, blades, prickles, lichen, nor moss.

它是细小物共同合成结果,茎,叶柄叶片,也是果实棘刺,青苔绿薛。

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CNN 10 学生英语 2019年1月合集

From just a small sample of DNA, they can create a composite image of what someone could look like.

仅仅从一小段 DNA 样本,他们就可以创造出一个人可能长什么样合成图像。

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2018最热精选合辑

That, along with it containing tyrosine, an amino acid that aids neurotransmitter production, may make it hard to get some rest if you have a bunch of protein before bed.

因为它含有酪氨酸,酪氨酸是一种帮助合成神经传递物质胺基酸。因此如果你在睡前食用蛋白质类食品,便可能造成睡眠困难。

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影视资讯精选

And how do you act alongside a CGI character like Baby Groot?

你是如何和像格鲁特计算机合成角色一起对戏

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科普小杂文

Three simple ingredients combined to create the twisted treat.

三种简单配料组合成种卷曲美食。

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宇宙奥秘

According to Landua, the synthesis of one gram of antimatter with current technology would cost about 1,000 trillion dollars.

根据兰杜阿说法,用目前技术合成一克反物质将耗资约一千万亿美元。

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CNN 10 学生英语 2019年3月合集

Sixty-five hundred tons of waste that a South Korean company had claimed was recyclable plastic synthetic flakes, in reality, it's filled with batteries, straws, electronic products, used diapers.

一家韩国公司声称6500吨废弃物是可回收塑料合成薄片,事实上,它们充满了电池、吸管、电子产品和用过尿布。

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CNN 10 学生英语 2018年4月合集

It's made of synthetic rubber, which is a type of plastic.

它是由合成橡胶制成,它是一种塑料。

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当月 CNN 10 学生英语 2020年12月合集

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

是完全由地球上丰富元素合成钙钛矿材料。

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CNN 10 学生英语 2018年8月合集

And it's not just appliances, they also were responsible for the first American jet engine, the x-ray machine, even the lab-grown diamond, and it's nearly 130 years in business.

仅仅是家用电器,他们还负责生产第一台美式喷气飞机引擎,X光机,甚至是在实验室里合成钻石,GE已有130多年业务经营历史。

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动漫资讯

In 1998, Shinkai released his first-ever short film, which was entirely self-produced using nothing but his own illustrations, Lightwave, and Adobe After Effects for 3D compositing.

1998年,新海诚发布了他第一部短片,完全是使用他自己插画,以及Lightwave和Adobe After Effects进行三维合成制作

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6 Minute English 六分钟英语

Professor Hawking is one of the most famous scientists in the world and people remember him for his brilliance and also because he communicates using a synthetic voice generated by a computer – synthetic means it’s made from something non-natural.

霍金教授是世界最著名科学家之一。人们记住他一个原因是他聪明才智,还有一个原因就是它是通过电脑合成声音来与他人沟通

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经济学人-科技

It is made by a bacterium called Clostridium botulinum.

它是由一种叫肉毒杆菌细菌合成

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TED演讲(视频版)双语精选

If we understood that program of quantum interactions that allow plants to absorb sunlight so efficiently, we might be able to translate that into building synthetic DNA circuits that offer the material for better solar cells.

如果我们能理解让物高效吸收太阳光量子相互作用程序,我们或许能将其编译为能够为太阳能电池提供更好材料合成 DNA 电路。

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