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

摘要用二甲甲酰胺表面活性剂来超声分散多壁碳纳米管,制备成碳纳米管增强的环氧聚合物。

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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、甲酸钠和甲醇为原料经化与醇解两步反应合成羟丙酮,研究了反应条件对相转移催化化以及醇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醇经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.

了由合成气为原料制取甲醇、乙醇、乙二醇等产品的方法,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.

以甲醇、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产燃料乙醇的工程路线,分析了工业生产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产燃料乙醇的工程路线,分析了工业生产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.

在生产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产糠醛和发酵戊糖生产甲醇.

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经济学人-科技

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

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氨酸、天冬氨酸和

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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、和氨。

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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,和氨。

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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.

但是有时会添加等工业酒精以增加饮品的效力。

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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,其实非少。

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

还被转化为氢衍生燃料,如绿色氨、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,谢天谢地,中毒在美国相对罕见。

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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、稍后的氨。

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

也会被这种酶加工,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.

在完成处理之前,身体不会开始代谢

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