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Epoxides, episulphides and ethylene imines also polymerize via similar cyclic onium ion mechanisms.

环氧化合物,环硫化合物和乙烯亚胺也可以按类似于环氧?睦胱拥幕?理进行聚合。

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The formation of polyhalide depends on the combination of central halide ions.

多卤化物形成取决于中心卤化物离子结合。

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Furthermore, the protein isolated in the periplasm can be purified by nickel ion affinity chromatography.

而且从周质空间分离蛋白经过镍住得到了进一步纯化。

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The weak antiferromagnetic interaction exists between Co(II) ions intrachain.

发现在链间Co(II)离子之间存在着较弱反铁磁相互作用。

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We sailed from Perth with a cargo of raw ion.

着一船生铁从佩思启航。

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This paper introduces the arc added glow discharge ion titanizing technique.

介绍了一种新表面合金化技术———加弧辉光离子渗钛技术。

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The possibility of its potential application is discussed for separation of actinon-lanthanon mixtures by ion exchange.

讨论了该离子交换法在分离锕-镧系元素上应用可能性。

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The results show that treating ammoniated waste water by ion exchange Tech. on clinoptilolite is feasible.

以斜发沸石作为离子交换剂处理氨氮废水是可行

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The foamy substances cover foam protein, polypeptide, isohumulone, melanoid, metal ions, amylase, alcohol and barm etc.

使啤酒形成物质有蛋白和多肽、异葎草酮、类黑素、金属离子、多糖、酒精、二氧化碳及酵母等。

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Some advice regarding chlorinity expressing measure and assessment method in the chloride ion permeability test is proposed.

并对混凝土氯离子渗透性试验氯离子浓度表示和评价方法提出建议。

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A stepwise procedure for isolation and purification of lactoperoxidase by ultrafiltration and ion exchange chromatography was investigated.

采用超滤-离子交换色谱分步洗脱法,对牛初乳中乳过氧化物酶进行了分离和纯化。

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This paper introduces the application and development of ion plating, ionodialysis, ion implantation and the compound technology.

介绍了离子镀、离子渗、离子注入及其复合工艺应用与发展。

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Carbenium ion is an active intermediate state in organic reactions,which has been investigated for over 100 years.

正碳离子是有机化学反应过程中一种活泼反应中间体,对于它研究已经有100多年历史。

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A rapid, efficient and interference free pyrohydrolysis ion chromatography determination of chlorine and sulfur in rocks was described.

研究开发了一种热水解离子色谱法测定岩石样品中氯和硫方法技术。所研究开发方法具有灵敏、高效、无干扰和准确特点。

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The sulphide layer with a certain thickness was produced on 45(1045) steel by low temperature ion sulphurizing process.

采用低温离子渗硫技术在45钢表面形成一定厚度渗硫层。

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It will lay a good foundation for studying the mechanism of the interaction of anti-oxidases with rare earth ions.

这可为研究稀土离子与植物体保护酶作用机理打下坚实基础。

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The inositol in preblend fish feed was detected by ion chromatorgraphy, and the method was simple, rapid and precision.

摘要采用离子色谱技术快速测定鱼预混饲料中肌醇含量。该方法具有试样制备简单,分析干扰少,速度快,结果凖确等特点。

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10.Abstract: This paper introduces the application and development of ion plating, ionodialysis, ion implantation and the compound technology.

介绍了离子镀、离子渗、离子注入及其复合工艺应用与发展。

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Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 : 本文合成了一个新基于三脚架苯甲醛苯腙能够选择地检测醋酸根离子比色化学传感器 1 。

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Several passive biosorption mechanisms of uranium such as complexation,redox,microprecipitation and ion exchange are discussed,and the trend of development is forecasted.

探讨了微生物对铀被动吸附机理,论述了其表面配合、氧化还原、无机微沉淀及离子交换等过程,并进行了展望。

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经济学人(汇

Strong connections, with lots of ion flow, indicated that social experiences were rewarding.

流多的强力连接表明社会经验是有益的。

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如何避免气候灾难

A conventional lithium ion battery uses a liquid electrolyte.

传统的池使用的是液体解质。

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科学60秒 2017年4月合集

Then tiny molecular strands, just 192 atoms long, assembled themselves around the ions.

然后,只有192原长的小分链围绕金属聚集起来。

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如何避免气候灾难

Lithium ion is one that most people know.

是大多数人都知道的一种。

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TED演讲(视频版)双语精选

This rat trap represents an ion channel.

这个“捕鼠夹”代表了一个通道。

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经济学人(汇

A preponderance of those ions speeds up the rate at which sAC produces camp.

大量能够加快sAC产生cAMP的速度。

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经济学人-科技

They are using aqueous sodium iodide (ie, a solution of sodium ions and iodine ions).

他们使用的是碘化钠水溶液(即钠和碘的溶液)。

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VOA慢速英语_世界

Still, calcium chloride does put chloride ion, which plants don't like, into the soil.

不过,氯化钙确实会把植物不喜欢的氯注入土壤。

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VOA Special 2019年1月合集

This would lead to much lower costs to produce sodium ion for batteries.

这可以大幅降低生产钠池的成本。

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CNN 精选 2015年8月合集

The rechargeable lithium ion ones, right?

可充池, 对吗?

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科普小杂文

Remember, you need those ions to move for the battery to work.

不要忘了,只有移动池才能工作。

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英音发音教学

So, we did mention this, you know, the 'ion' words and the 'ish' words, right?

我们确实说过,带有“ion”和“ish”的单词,对吧?

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经济学人-科技

That matters because a battery works by shuttling ions between its anode and its cathode.

这一点很关键,因为池就是通过穿梭于它的阴极和阳极之间的来工作的。

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VOA常速英语_科技

Those batteries contain liquid, lithium ions plus a soft carbon known as graphite.

这些池含有液态和一种叫做石墨的软碳。

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VOA慢速英语_科技

This means the lithium ions travel from the cathode back to the anode.

这意味着从正极回到负极。

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PBS趣味科普

They called it that because it's a large ion collider experiment.

他们这样称呼它是因为这是一个大型对撞机实验。

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生物学基础入门

Glucose and ions need carrier proteins to move across the membrane.

葡萄糖和需要载体蛋白才能穿过细胞膜。

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Crash Course 综合篇

However, at any given instant only a tiny number of molecules are dissociated ions.

是否与灼人的酸性有关呢?

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VOA慢速英语_美国

Lithium ion is currently the favored battery for electric vehicles and clean electrical storage.

目前是动汽车和清洁力储存的首选池。

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Osmosis-神经

Inhibitory neurotransmitters like GABA can close the ion channels and dampen down electrical signals.

抑制性神经递质(如GABA)可以关闭通道并抑制信号。

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