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N,N-dimethylformarnide surfactant methanol solution was developed to functionalize the surface of multi-waled carbon nanotubes (MWNTs).

摘要用二甲基甲酰胺表面活性剂来超声分碳纳米管,制备成碳纳米管增强的环氧树脂基聚合物。

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The preparation of hydroxyacetone was studied by esterification of chloroacetone with sodium formate and alcholysis of acetonyl formate with methanol.

以一氯丙酮、甲酸钠和甲为原料经化与解两步反应合成羟基丙酮,研究了反应条件对相转移催化化以及解反应蒸馏过程的影响。

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The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).

研究了碳酸丙烯和甲交换制备碳酸二甲的催化剂及反应工艺条件。

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The article has introduced the method such as methanol, ethanol, ethylene glycol, pointing out synthol is the new raw material of oildom.

介绍了由合成气为原料制取甲、乙、乙二品的方法,指出了合成气是石油化工的新原料。

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Different solvent extractions of Spora Lygodii were obtained using methanol,chloroform and petroleum ether as medium.Experiments were carried out on them by FT-IR spectra.

以甲、氯仿、石油醚为提取溶剂,提取中药材海金沙得到海金沙不同溶剂提取物,采用红外光谱(FT-IR)图谱鉴别法对提取物进行实验。

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This article states the engineering route for commercial production of fuel methanol with sorgo stalk,and analyzes three goals and five specific difficulties of the industrial production.

摘 要 探讨了用甜高粱茎杆工业化生燃料乙的工程路线,分析了工业生三个明确目标和要求,五个具体矛盾和困难。

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This article states the engineering route for commercial production of fuel methanol with sorgo stalk,and analyzes three goals and five specific difficulties of the industrial production.

探讨了用甜高粱茎杆工业化生燃料乙的工程路线,分析了工业生三个明确目标和要求,五个具体矛盾和困难。

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It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生漂白浆的工艺条件是可以选择的如碱法,中性蒸煮,而且利用酸法水解草类原料可以生糠醛和发酵戊糖生.

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Usually it is synthesised either from methanol and formic acid, or methanol and carbon monoxide.

通常它由酸,或和一氧化碳合成。

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科普小杂文

Aspartame is broken down to phenylalanine, aspartic acid, and methanol.

阿斯巴甜分解成苯丙酸、酸和

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科普小杂文

But the big bad wolf of these three is methanol.

阿斯巴甜中的有害物质是

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环境与科学

We start with just three molecules water, methanol and ammonia.

一开始只有3分子水、

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Industrial formulas were spiked with well-known toxic compounds like gasoline, chloroform and methanol.

工业配方中掺入了众所周知的有毒化合物,如汽油、氯仿和

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环境与科学

We chose three molecules likely to be in such ice, water, methanol and ammonia.

我们选择了三种可能存在于冰中的分子,水,

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6 Minute English 六分钟英语

Ice can react with other elements to create organic molecules, for example the alcohol, methanol.

冰可以与其他元素反应生成有机分子,例如酒精、

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BBC 听力 2013年3月合集

But industrial alcohols like methanol is(are) sometimes used to increase the potency of the drink.

但是有时会添等工业酒精以增饮品的效力。

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No alcohol is great for you, but methanol is much worse than ethanol.

没有酒精对你有好处,但是要比乙糟糕得多。

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科普小杂文

Reason being is because the amount of methanol from aspartame consumption, is, well, extremely small.

因为从阿斯巴甜中摄入的量,其实非常少。

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It's also being turned into hydrogen-derived fuels like green ammonia, green methanol, which can fuel global shipping.

它还被转化为氢衍生燃料,如绿色、绿色,可为全球航运提供燃料。

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科普小杂文

No methanol poisoning nor changes in formaldehyde levels in the body.

没有中毒,体内醛含量也没有变化。

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And that damage can be permanent, which is why methanol poisoning frequently causes blindness.

这种损害可能是永久性的,这就是中毒经常导致失明的原因。

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So nowadays, thankfully, methanol poisonings in the US are relatively rare.

所以现在,谢谢地,中毒在美国相对罕见。

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科普小杂文

And at such small doses, the added methanol into the body simply doesn't do anything to the body.

在如此小的剂量下,吸收到体内的对人体没有任何影响。

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TED演讲(视频版) 2023年8月合集

For example, methanol, methane, ammonia a little later.

例如烷、稍后的

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Methanol is also processed by this enzyme, but the losses of hydrogens create formaldehyde and then formic acid instead.

也会被这种酶工,但是氢的损失产生醛,然后酸代替。

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宇宙的奇迹

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

还有一些复杂的碳基化合物,比如 、氰化氢、 醛、 二醚。

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TED-Ed(视频版)

Some evidence suggests that one of these, methanol, is particularly bad for hangovers.

一些证据表明其中之一,,对宿醉特别不利。

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TED-Ed(视频版)

The body doesn't start metabolizing methanol until it's done processing ethanol.

在完成乙处理之前,身体不会开始代谢

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