有奖纠错
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No osmyl and no taste.Soluble in Benzene,Acetone,C2H4Cl2,CS2,toluene,party soluble in alcohol,diethyl ether,insoluble in water,gasoline.

溶于、甲、二硫化碳、二氯乙烷,微溶于乙醇和乙醚,不易溶于水和汽油。

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Behaviors of armeen,tertiary amine,poly-amide and ether amide in floatation of kaolinite,pyrauxite and illite are studied.

究了脂肪伯胺、叔胺、多胺和胺四种药对高岭石、叶腊石、伊利石的浮选行为,结果表明捕收能力顺序为多胺>叔胺>胺>脂肪>伯胺。

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He lost consciousness at the first whiff of ether.

他一嗅到乙醚便失去了知觉。

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In this paper, the cedrol methyl ether was synthesized by sodamide method.

本文采用氨基钠法合成甲基柏木

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Its ether extract contains Isopsoralen and Bergapten.

香豆素类应为五指毛桃的有效部位之一。

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One new solvent free impregnating resin based on unsaturated polyester with modified diphenylene ether is prepared.

以改性二脂为原料,合成了一种新颖不饱和聚酯型无溶浸渍绝缘漆。

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For polysaccharide synthescs,ring open-ing polymerizatlon of 1,6-,1,4-,1,3-,and 1,2-anhydro sngars,and polycondensation of cya-noethylidene trityl ether sugars are described.

对多糖的合成主要介绍了1,6-、1,4-、1,3-、1,2-缩水内醚糖的阳离子聚合制备均聚多糖,及用糖原酸酯衍生物通过缩聚反应制备多糖。

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Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟乙烯和四氟乙烯全氟代烷基乙烯基醚共聚物的结构和力学热学、辐射、化学性能。

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The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二基-4-硫基代基硫鎓盐(DPTS)为光引,究了乙烯基正丁醚的本体和溶液光聚合。

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In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.

本文对醛和二甲基二氯硅烷反应合成二甲硅基双烯醇醚进行了究。

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

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

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Xanthoxylin was extracted from Zanthoxylum Bungeanum Maxim of Sichuan Hanyuan using absolute ethyl alcohol, ether, acetone and water as solvent.

采用无水乙醇、乙醚及水作溶,对四川汉源花椒作了精油提取究。

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The Applications of Arylboronic Acid in biaryl synthesis,synthesis of diaryl ethers,synthesis of aromatic amines and catalytic addition reactions were summarized.

综述了芳基硼酸在联芳基合成、二芳基合成、芳香胺合成和催化加成反应中的应用。

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BMI resin systems modified by allyl methylphenol ether,allyl methylphenol, allyl methol phenol and diallyl bisphenol A, respectly have been studied.

对以烯基甲酚、烯基甲酚、烯基甲酚和二烯基双酚A改性BMI所得脂体系进行了究。

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Four new materials,such as carbon suspension,sodium sulfonate of polyoxyethylene allyl glycidyl nonyl phenyl ether,vanillyl alcohol,vanillin,etc,in lead-acid storage batteries were reviewed.

综述了铅酸蓄电池用碳素悬浊液的制备与作用方式以及在铅酸蓄电池使用聚氧化乙烯烯基缩水甘油基壬基醚的硫酸酯钠盐、香草醇和香草醛的目的及作用机理。

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In this paper ten lactonic crown ethers weresynthesized, of which seven were new compounds.Theirstructures were confirmed by EA,IR,1HNMR andMS analysis.

合成了10个内酯型冠醚化合物,其中7个冠醚是新化合物,其结构均由元素分析,及红外、核磁、质谱分析证实。

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Isobornyl ethyl ether was prepared by ethoxylation of camphene with absolute ethanol in the presence of DCP heat-resistant ion exchange resin.

工业莰烯在耐高温离子交换脂DCP催化作用下与无水乙醇反应生成了异龙脑基乙醚。

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A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二乙烯基醚的反应,我们得到了一种新颖的酯缩醛结构分子玻璃。

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In this paper,a type of kilomega bps chips group for ether net which surpasses the standards by large abundance is presented.

介绍了一种性能超越规范很宽裕量的千兆位以太网芯片组。

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119.0 g of cyclopentyl bromide and 19.4 g of magnesium are reacted in ether or THF to give a cyclopentyl Grignard reagent.

119克环戊溴和19.4克镁在空气中或者四氢呋喃中加入环戊格林尼亚试生反应。

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双语版 TED-Ed 演讲精选

But ether had issues, including unpleasant side effects.

也存在问题,包括不愉快副作用。

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科学60秒-科学美国人 2023年8月合集

Then she'd disappear again into the ether.

然后,她又消失得无影无踪

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世界趣图谱

He believed there was something between heaven and Earth, perhaps what philosophers have called the ether.

他相信天堂之有一些东西 和地球,也许哲学家们所拥有以太

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TED演讲(视频版)双语精选

As my beloved Sufi uncle Behzad used to say, " Love is the ether the universe swims in."

正如我心爱苏菲派叔叔贝扎德曾经说过那样,“爱宇宙中涌入以太’。”

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6 Minute English 六分钟英语

In this context, ether means the air where electronic communication happens. And nothing's flying around, Peter Pan!

在这里,以太指电子通讯发生。没有东西在飞来飞去,彼得·潘!

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Eventually, ether started garnering medical attention.

最终,开始引起医学界注意。

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Meanwhile, dentists refined ether for tooth extractions.

与此同时,牙医们改进了用于拔牙

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This led to a profusion of anesthetic advancements involving three main players: nitrous oxide, ether, and chloroform.

这导致了一系列麻醉方面改进,主要涉及三个化合物:笑气、和氯仿。

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Marconi dreamt of a system for harnessing the intangible forces of the ether and revealed the radio to the world.

马可尼梦想建立一个系统来驾驭以太无形力量,并向世界揭示了无线电。

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宇宙

But there are also complex carbon compounds in here. So there's methanol, there's hydrogen cyanide, there's formaldehyde, there's dimethyl ether.

还有一些复杂碳基化合物,比如甲醇 、氰化氢、 甲醛、 二甲

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英语演讲大全

Imagine the possibilities when we remove imbalance from the ether because it’s unbalanced right now.

想象一下当我们消除以太中不平衡时会有什么可能性,因为它现在就不平衡

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CNBC全球经济分析

Many NFTs are priced in ether, the digital token of the Ethereum blockchain.

许多 NFT 以以太币定价, 以太以太坊区块链数字代币。

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TED-Ed(视频版)

In the 1840s, they started sedating patients with ether during dental extractions and surgeries.

19世纪40年代,他们在拔牙和手术过程中开始使用乙让病人镇静。

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化学 Crash Course

Ethers have just one oxygen all alone in the middle of that carbon chain.

类在碳链中只有一个孤零零氧原子。

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TED演讲(视频版) 2024年10月合集

Delmar was just kind of shooting stuff -- well, literally shooting stuff into the ether.

德尔玛只在射击东西——好吧,实际上将东西射击到空中

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流行文化

Specifically, the Ethereum blockchain, so you have to buy them with " ether" .

具体来说,以太坊区块链,所以你必须用“以太”购买它们。

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Life Kit

There's just so much if they wanted to, they would in the ether these days.

如果他们想话,现在在网络空里有机会。

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科学杂志:科技

If not, the guardian is in front of ether 2 or 3.

如果不,监护人就在以太 2 或 3 前面。

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Sleep With Me

I thought you had vanished into the ether, into another world.

我以为你已经消失在以太里,消失在另一个世界里了。

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Women Who Travel | Condé Nast Traveler

Maybe it's just kind of a trend that we see floating in the ether.

也许这只一种在空气中飘趋势。

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