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

硫酸与聚乙烯醇(PVA)经酯化制备PVA聚阴离子电解质。

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

个预混合槽中与硫酸以及循环回的第洗涤酸进行混合。

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

化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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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,浓硫酸下,与正辛醇进行反应合成1-溴辛

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

以正十二醇和氢溴酸为原料,浓硫酸的催化下,生产溴十二

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

得多糖的含量为65。

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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、最小检出限等面都证明糖脎硫酸显色法是种比较理想的DAHPS的酶活性法,并确此法为酶活性的第三种法。

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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.

结果表明硫化铋只能溶于氢卤酸(除氢氟酸外)、稀硫酸与碱金属卤化物的混合液中,不能溶于稀硫酸中。

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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.

硫酸 -苯羟乙酸 -辛可宁 -氯酸钾体系中 ,催化极谱法钼酸铵产品中的微量钨。

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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.

硫酸中用碘化钠(催化量)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化法,把甜菜废渣制成工业品草酸。

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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.

硫酸介质中,利用酚催化溴酸钠氧化花青的反应,联用顺序注射技术建立了顺序注射催化动力学光度法废水中痕量酚的新法。

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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.

白酒中杂醇油常采用硫酸-对二甲胺基苯甲醛比色法,但常有误差。

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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.

含硫蒸汽在空气中变成硫酸气溶胶。

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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东西,它是硫酸和微小玻璃颗粒混合物。

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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酸化学名称,在我高一时候便不再专注学习化学或记笔记。

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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,云团是由硫酸形成

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机智生活百科

Johnny was a chemist's son, but Johnny is no more. For what he thought was H2O was H2SO4 which is of course sulfuric acid. Oops.

是化学家儿子,但已经不在了。因为他以为 H2O 硫酸 H2SO4。糟糕。

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雅思听力最新机试真题

Yes, the sulfur dioxide mixed with water and oxygen in the atmosphere to become sulfuric acid which is a major contributor to ozone reduction.

,二氧化硫与大气中水和氧气混合成为硫酸,这是臭氧减少主要原因。

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Modern Family S01

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

{\an8}[金星大气层里有浓硫酸 会下硫酸雨]我从这儿可以闻到纯硫酸臭气哦。

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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酸一样强酸,它酸性强到几乎能和接触到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.

它浓密有毒大气层使它成为太阳系中最热行星,它大气中大部分是二氧化碳和硫酸云,这使它能够保存来自太阳热量。

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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海底变成了硫酸气雾。

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PBS地球-俯瞰世界

The rocks here contain sulfide minerals, and when exposed to air and water, they react and form sulfuric acid.

此地岩石富含硫化矿物,一经空气与水体接触便会发生化学反应,生成硫酸

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摩登家庭第一季_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酸酸臭气哦。 躺枪!

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

这么说吧,氟锑酸强度是硫酸万万亿倍。

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VOA常速英语_美洲

When the nickel sulfide in the rocks mixes with air and water it makes sulfuric acid.

当岩石中硫化镍与空气和水混合时,就会产生硫酸

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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.

澳大利亚科学家发现,有一种名叫蚀固硫杆菌细菌生活在浓度高得足以溶解金属硫酸里,际上,它们离开了浓硫酸就活不成。

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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.

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

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Scishow 精选系列

Chemists call anything stronger than pure sulfuric acid a superacid.

化学家把一切比纯硫酸酸性更强酸叫超强酸。

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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.

酸性要比魔酸强一万倍,相当于纯硫酸亿亿倍,相当于浓盐酸千亿亿亿倍,浓盐酸已经能对你造成严重灼伤了。

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Scishow 精选系列

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

但是在化学验室,硫酸仅仅是开始。

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TPO综合写作听力

Well, as you read, Venus's atmosphere contains compounds such as carbon dioxide and sulfuric acid.

好吧,正如你所读到, 金星大气层含有二氧化碳和硫酸等化合物。

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