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Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

硫酸聚乙烯醇(PVA)经酯制备PVA聚阴离子电解质。

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The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent.

测得多糖的含量为65。

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Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

醇和氢溴酸为原料,在浓硫酸的催下,生产溴十烷。

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Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%)为原料,在浓硫酸存在下,醇进行反应合成1-溴烷。

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Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.

磷矿在一个预混合槽中硫酸以及循环回的第一洗涤酸进行混合。

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Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.

工生产品中的腐蚀性物料,如:烧碱、纯碱、浓稀硫酸、碳酸、醋酸等。

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The colorimetry of sulfuric acid and p-Dimethylaminobenzaldehyde used to determinate the fusel oil of alcoholic liquor,but it occurs deviation.

测定白酒中杂醇油常采用硫酸-胺基苯醛比色法,但测定常有误差。

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It is based on the catalytic effect of phenols for the oxidation of gallocyanin by sodium bromate in sulfuric acid medium.

在硫酸介质中,利用酚催溴酸钠氧花青的反应,联用顺序注射技术建立了顺序注射催动力学光度法测定废水中痕量酚的新方法。

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By fuming with sulfuric-phosphoric acid mixture the residual hydrofluoride was then expelled,and boron was finally determined by curcumin spectrophotometry after distillation.

同时,所拟溶样条件下所得硼的分析结果是否为全硼问题进行了进一步探讨,结果证实,所拟溶样条件下硼的测定结果为全硼。

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Pyrazole has been prepared through the dehydrogenation of 2 pyrazoline in which catalytic amonts of sodium iodide acts as dehydrogenation agent in sulfuric acid.

在硫酸中用碘钠(催量)作脱氢试剂使2吡唑啉脱氢制备吡唑。

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This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.

本文介绍利用硝硫混酸常压氧法,把甜菜废渣制成工业品草酸。

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In the system of sulfuric acid phenylglycollic acid cinchonine potassium chlorate, micro amount of tungsten in ammonium molybdate products has been determined by catalytic polarography.

在硫酸 -苯羟乙酸 -可宁 -氯酸钾体系中 ,催极谱法测定钼酸铵产品中的微量钨。

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Which indubitably indicate that the bismuthous sulfide can only dissolve in halogen acid except hydrofluoric acid, the mixed solution of dilute sulfuric acid and alkali halide.

结果表明硫铋只能溶于氢卤酸(除氢氟酸外)、稀硫酸碱金属卤物的混合液中,不能溶于稀硫酸中。

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It was proved that the osazone sulfuric acid development method(OSADM) is a quite ideal DAHPS activity assay method, according to the osazone's absorption map, the linear relations, detecting limit.

根据糖脎的物质吸收图谱、线性关系、最小检出限等方面都证明糖脎硫酸显色法是一种比较理想的DAHPS的酶活性测定方法,并确定此法为测定酶活性的第三种方法。

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侏罗纪搏击俱乐部

You turn the sulfate containing evaporate into sulfuric acid aerosols in the atmosphere.

含硫的蒸汽在空气中变成硫气溶胶。

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Well, fluoroantimonic acid is ten quadrillion times stronger than sulfuric acid.

这么说吧,氟锑度是硫的万万亿倍。

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Crash Course 天文篇

Sulfur dioxide is a popular molecule there, and clouds form from sulfuric acid.

二氧化硫充斥着大气,云团是由硫形成的。

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Crash Course 天文篇

Its air is almost entirely composed of carbon dioxide, with a thick layer of sulfuric clouds.

它的大气几乎完全由二氧化碳和一层厚厚的硫磺云组成。

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But in chemistry labs, sulfuric acid is just the beginning.

但是在化学实验室,硫仅仅是开始。

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Chemists call anything stronger than pure sulfuric acid a superacid.

化学把一切比纯硫性更叫超

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庭第一季_Modern Family-Season01

Hey, Jay, is that Venus? 'Cause I can smell the clouds of pure sulfuric acid from here. Slam!

嘿,杰,那是金星吗?我从这儿可以闻到纯硫臭气哦。 躺枪!

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夜班医生

It's not sulfuric. - It's not sulfuric.

不是硫 -不是硫

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That's a hundred billion times more powerful than pure sulfuric acid!

比纯硫上千亿倍!

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But a strong acid like sulfuric acid'll punch that proton in the air like a beach volleyball at spring break.

但像硫这样的,会把质子打进空气,就像春假里的沙滩排球。

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万物简史

The result was an impact that turned an area of seafloor the size of Belgium into aerosols of sulfuric acid.

结果,那个撞击把一片比利时大小的海底变成了硫气雾。

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Modern Family S01

'Cause I can smell the clouds of pure sulfuric acid from here.

{\an8}[金星的大气层里有浓硫 会下硫雨]我从这儿可以闻到纯硫臭气哦。

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成长的烦恼 第1季

Who wrote Gulliver's Tra vels, what's the chemical formula for sulfuric acid...

还有火地岛在哪?

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CNN 10 学生英语 2018年5/6月合集

It is something called lava haze, or laze, and it is a mixture of sulfuric acid and tiny particles of glass.

这是熔岩雾,或者叫做laze的东西,它是硫和微小的玻璃颗粒的混合物。

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Crash Course 天文篇

As if that's not bad enough, it rains sulfuric acid, too, but it's so hot the drops evaporate before hitting the ground.

如果这还不够糟的话,它还会下硫雨,但天太热了,雨滴在落到地面之前就会被蒸发掉。

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万物简史

Scientists in Australia found microbes known as Thiobacillus concretivorans that lived in, indeed, could not live without-concentrations of sulfuric acid strong enough to dissolve metal.

澳大利亚科学发现,有一种名叫蚀固硫杆菌的细菌生活在浓度高得足以溶解金属的硫里,实际上,它们离开了浓硫就活不成。

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TED演讲(视频版)双语精选

I noticed it, for example, when tired of cramming the production of sulfuric acid, I stopped taking notes or engaging with chemistry in 10th grade.

例如我发现我厌烦了死记硬背硫类的化学名称,在我高一的时候便不再专注学习化学或记笔记。

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You'll never find something as powerful as pure sulfuric acid out in nature, since it's so strong that it violently reacts with pretty much anything it touches — including water.

你在自然界中很难找到像纯硫一样,它到几乎能和接触到的所有物质发生剧烈反应——包括——水。

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少儿畅学课堂

Venus is the hottest planet in the solar system because of its thick, toxic atmosphere, mostly carbon dioxide, with clouds of sulfuric acid, that allow it to retain the sun's heat.

它浓密有毒的大气层使它成为太阳系中最热的行星,它的大气中大部分是二氧化碳和硫云,这使它能够保存来自太阳的热量。

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That's ten thousand times stronger than magic acid, ten million billion times stronger than pure sulfuric acid, and a million billion trillion times stronger than concentrated hydrochloric acid — an acid that's already strong enough to give you very severe burns.

性要比魔一万倍,相当于纯硫的亿亿倍,相当于浓盐的千亿亿亿倍,浓盐已经能对你造成严重的灼伤了。

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