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FMN (flavin mononucleotide) A derivative of riboflavin that is a coenzyme in electron-transfer reactions.

黄素单核苷酸(FMN):核黄素的衍生物,在电子传递反应中是一种辅多种脱氢的辅助因子起用。

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

Pigment Red 57: 1 (新的色酚AS衍生物的合成及对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个新合成的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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The structure-activity relationships of heterocyclic hypotensor and ramification are discussed in this paper.

文章从结构与活性的角度分析了近年来国内外杂环类抗高血压药及其衍生物的构效关系。

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Both research groups conclude that helicase-primase inhibitors are more potent than acyclovir and its derivatives.

无论研究小组断定旋-引抑剂更烈性比阿昔洛韦及其衍生物.

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To sythesize pentanoate and hexanoate of caged bicyclic phosphate.

目的 :合成笼状双环磷酸酯的戊酸酯及己酸酯衍生物

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

以3,6-二氯哒嗪原料,合成了6类芳氧哒嗪类衍生物,研究了它们的合成方法,测定了所得产物的除草活性。

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Aryl substituted polyacetylenes and their derivatives exhibit a lot of novel optical, electric, magnetic properties.

取代聚炔及其衍生物呈现出光电磁等许多新颖的性能。

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The spectra and photophysics of 2-aryl-benzoxazole derivatives have been studied in this work.

对2-芳衍生物的光谱及光物理行进行了研究。

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The key step of the synthesis of chroman derivatives is to construct chiral chroman ring.

合成色满衍生物的关键是构建含有手性中心的色满环。

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A kind of monosubstituted squaric amide ——mono carbamoyl amide of squaric acid 3(MCASAQ) was prepared by the condensation of squaric acid (SQ) with urea or its derivatives in water.

以水介质,方酸与脲及其衍生物顺利发生脱水缩合,合成了一类方酸单酰胺化合物——氨甲酰类氮氧方酸3。

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In this paper we prepared a series of azacrown ethers with side chains of tropone rings and their derivatives by the reactivity of seven-membered aromatic tropone rings.

本文利用七元芳香卓酮环的反应活性,合成出了一系列以卓酮环及其衍生物侧臂的氮杂冠醚。

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The cotton treen often is a host to ERGOT, a parasitic fungus whose derivatives have long been used in childbirth under medical supervision to strengthen uterine contractions.

棉树常常是一种寄生虫真菌麦角的寄主,麦角的衍生物长久以来一直在医生指导下用于加强子宫收缩。

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The syntheses of two new derivatives of 4 - pyrone, by the reaction of adipyl choloride with enamines deriving from chain ketones and aldehydes, are described.

本文由链状醛酮的烯胺与己二酰氯反应合成两个新的4-吡喃酮衍生物

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Chromene and its derivatives are a large class of natural product.A lot of Chromene and its derivatives have biological activity.A natural chromene was separated in 1986.

吡喃类化合物及其衍生物是一大类天然产物,很多都都具有生物活性,吡喃天然产物1#在1986年被分离得到。

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Used AgNO3 Standard solution to measure the content of mercapto heterogeneous ring compound and thioureido derivative in acid coppering gloss agent continuously by potentiometric titration.

以硝酸银标准溶液,采用电位滴定法,连续测定酸性镀铜光充剂中的巯杂环化合物和硫脲衍生物的含量。

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An overview of the pharmacological effects of lycorine and its derivatives is given, and advice for further research of lycorine and its derivatives is suggested.

综述了石蒜碱及其衍生物的药理用研究概况,就开发石蒜碱及其衍生物提出了建议。

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Nitro 1,2,4 triazole 5 one(NTO)can be obtained by nitrating 1,2,4 triazole 3 one (TO) under different conditions,and nitrobenzyl derivatives of TO are prepared as well.

研究了1,2,4三唑酮3(TO)衍生物的合成,结果表明TO在多种硝化条件下均可得3硝1,2,4三唑酮5(NTO),同时还合成了TO的二取代硝衍生物

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The study is the synthesis of BFO in the medium of PEG or its derivatives - polyethylene glycol alkyl ether and polyethylene glycol alkylphenyl ether.

本论文以PEG或其衍生物脂肪醇聚氧乙烯醚和烷酚聚氧乙烯醚介质合成BFO。

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The authors discuss the applications of rosin and its derivant,including nonsulfide flotation and flotation separation of nonferrous metallic ions and organic compound from aqueous solution.

讨论了松香及其衍生物在非硫化物矿浮选分离、有色金属离子的浮选分离以及从水溶液中浮选分离有机物等方面的应用情况。

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经济学人(汇总)

By virtue of having been trained on past compositions, they can only be derivative.

由于是在过去的文章上受训练,机器写手只能是衍生物

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Asap SCIENCE 精选

Because there is no more glucose and the fats are too large to cross the blood-brain barrier, your brain changes modes and begins to use ketone bodies for energy, which are short-chain derivatives of fatty acids.

因为没有更多的葡萄糖,脂肪又太能通过血脑屏障,你的脑就会改变模式,开始使用酮体作为能量,酮体是脂肪酸的短链衍生物

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科普小杂文

They range from really high quality ones like avocado oil, cocoa butter, all the way down to maybe lower quality ones like palm oil and vegetable oil derivatives.

它们高质量的如鳄梨油,可可脂,一直到可能质量较低的如棕榈油和植物油衍生物

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6 Minute English 六分钟英语

More on this topic shortly, but first, a question: Plastic has many natural variations but where was the first artificial plastic developed?

稍后再聊这个话题,但是首先是一个问题:塑料有很多天然衍生物,但是最早的人工塑料是在哪里被开发出来的呢?

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传说之

A second is really just a human-perceived derivative of a larger time.

一秒其实只是人类能感知到的较时间的衍生物

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经济学人-科技

The difficulty, rather, is spotting signs of it in the jetsam of subatomic debris these machines produce.

,困难在于如何在这些机器制造的亚原子碎片衍生物中辩认出它的踪迹来。

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《卫报》(文章版)

This pattern was set in 1879 when a chemist called Constantin Fahlberg was working with coal tar derivatives at Johns Hopkins University in the hope of discovering a new food preservative.

这一规律最早可追溯到 1879 年,当时一位名叫康斯坦丁·法尔贝格的化学家在约翰·霍普金斯学研究煤焦油衍生物,希望发现一种新的食品防腐剂。

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Osmosis-微生物

Testing for TB often starts with a purified protein derivative or PPD intradermal skin test, sometimes known as a tuberculin skin test, Mantoux test or simply TB test.

为检测TB的存在,我们通蛋白衍生物(PPD)皮内试验开始,也称为结核菌素试验、芒图试验,或就简称为TB皮试。

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VOA慢速英语_娱乐

The Chamber of Commerce for Beef and its Derivatives reported in July that Argentines are consuming on average 50 kilograms of beef a year.

牛肉及衍生物商会7月在报告中指出——阿根廷人每年平均消费50公斤牛肉。

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中高级英语短文

Grapes and their derivatives (raisins, wine, and grape juice) are toxic to dogs: They can cause kidney failure, which can ultimately be fatal.

葡萄和它的衍生物(葡萄干、葡萄酒和葡萄汁)对狗有毒,会导致狗的肾脏衰竭,并可能导致狗最后丧命。

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连线杂志

And the fact that all these three languages descend from C tells you how similar that they are to one another.

这三种语言都是 C 语言的衍生物,这一事实告诉我们它们之间有多相似。

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Presidencies of the United States

They did use salicylic acid, a derivative of aspirin, for various things.

他们确实使用了水杨酸,一种阿司匹林的衍生物,用于各种用途。

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Vox 观点

It's pink. It's just pink. So you could walk around in pink clothing. And it was a Barbie thing.

它是粉红色的。它有着标志性的粉色。这样你就可以穿着粉红色的衣服到处走。这就代表着一个芭比的衍生物

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经济学人-综合

Britain is very good at it, leading the world in various financial markets, including foreign exchange and over-the-counter derivatives.

这是英国的强项,它在多种金融市场上,包括外汇和场外金融衍生物的交易上居世界领先地位。

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科普小杂文

You see, movie theaters were seen as a new-fangled version of the classic theater which has a distinctly fancy feel to it.

当时的电影院,被视为传统剧院的新型衍生物,因此萦绕着一种明显的高级气息。

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连线杂志

What's most commonly seen in the US markets is some sort of derivative of horseradish that has been colored with food coloring, and maybe there's some other seasonings added.

在美国市场上最见的是某种辣根衍生物,它已经用食用色素着色了,也许还加了其他调味料。

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Engvid-Adam-课程合辑

Now, there are many derivatives you can get from cannabis.

现在,您可以麻中获得许多衍生物

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冷知识百科

A hot dog is a cylindrical sausage derivative common in the United States and Canada.

热狗是美国和加拿见的圆柱形香肠衍生物

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2007 ESLPod

The word " derivative" means to come from something else.

衍生物”一词的意思是来自其他事物。

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经济学人 Business

This can then be transported as a gas or a derivative, such as liquid ammonia.

这些绿色氢气随后可以气态或液态氨等衍生物形式进行运输。

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