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Picoline is the by-product in the preparation of diphenylamine with aniline.

甲基吡啶是苯胺连续缩合合成二苯胺的副产物

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They first react with water to produce the silane triol, releasing alcohol as a by-product.

它们首先可与水反应,产生硅三醇,释放出副产物乙醇。

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The formation and variation rule of disinfection byproduct in chloramination process were studied.

把氯胺作为一种预氧化剂,研究了预氯胺化工消毒副产物的生成及变化

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The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.

要生成苯甲醛,少量副产物是环氧苯乙烷和苯乙醛等。

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Objective To improve the production of clavulanic acid and to genetically delete cephamycin C in the fermentation of Streptomyces clavuligerus.

目的提高棒状链霉菌的克拉维酸生产能力,去除副产物头霉素C。

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Addition of dechlorinating agent can reduce or eliminate the acute toxicity caused by disinfection byproducts.It may be because that the reaction of dechlorinating a...

投加脱氯剂可减小甚至消除由副产物引起的急性毒性,其最可能原因是脱氯剂与一部分副产物反应而生成了毒性较小甚至没有毒性的物质。

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This paper introduces the formation of by-products in the typical process for sodium hydrosulphite and the waste treatments for the exhaust gas,waste water and waste residue in the route.

介绍了保险粉副产物的生成及废水、废气、废渣的处理工,经过一系列的循环综合利用,不仅实现达标排放,还取得了较好的经济效益。

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The results showed that the major component of the crude product was the desired tridecapeptide and the main by-products were derived from the oxidation or deformity of the desired peptide.

结果证明,粗产物成分即为目标十三肽,另外几个副产物为十三肽的残缺肤或氧化肽。

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听力文摘

As the fat is burned, water is produced as one of thebyproducts.

水就是些脂肪燃烧所生的之一。

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Osmosis-消化

Some bacteria ferment sucrose, and that produces lactic acid as a byproduct.

有一些细菌可以发酵蔗糖,并有乳酸生。

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科学60秒 听力 2014年9月合集

One possible explanation is that these excess positrons are a by-product of dark matter interactions.

些多余的正电子是暗物质间相互作用的

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双语版 TED-Ed 演讲精选

At the recommended dose, there isn't usually enough of this toxic byproduct to cause harm.

在推荐用内,通常种有不足以造成伤害。

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经济学人-科技

But these chemicals are a by-product of the metabolic activity that powers the body.

但是样的化学物质只是给身体既的新陈代谢的而已。

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Osmosis-内分泌

Finally, we have the C-peptide test, which tests for this byproduct of insulin production.

最后,还有C-肽检测,用于检测胰岛素生过程中的

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WIL生活启示录

Meaning, when exposed to oxygen or heat, they can form toxic byproducts and free radicals.

意思是,当遇到氧或被加热时,多元不饱和脂肪酸极易生有及自由基。

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双语版 TED-Ed 演讲精选

Smelting uses a lot of energy and, depending on the type of battery, can release harmful by-products.

冶炼过程消耗大源,并且根据电池的类型,可会释放有害的

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英国名家故事精选

Methane gas, one of the culprits of global warming, is, ironically, a by-product of wet lowland rice cultivation.

具有讽刺意味的是,全球变暖的元凶之一,甲烷,居然是低洼的湿地水稻农业的

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TED-Ed(视频版)

As they consume it, the bacteria generate byproducts in the form of acids, such as lactic acid.

用糖组成分子结构 并当作的来源,当微生物消耗糖分时,细菌生酸性的

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PBS趣味科普

So smaller animals create more DNA damaging byproducts which means larger animals may get fewer mutations per cell.

因此,较小的动物会生更多的 DNA 破坏性意味着较大的动物每个细胞的突变可会更少。

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Osmosis-泌尿

Finally, there are some rare stones made of xanthine, which, just like uric acid, is a byproduct of purine breakdown.

最后,还有由黄嘌呤形成的罕见结石,同尿酸一样,是嘌呤分解的

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Crash Course 综合篇

The monomers are simply added together and no by products are formed.

单体简单地加在一起, 没有形成。

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TED-Ed(视频版)

At the recommended dose, there isn’t usually enough of this toxic byproduct to cause harm.

在推荐剂下,种有通常不足以造成伤害。

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Scishow 精选系列

But all of that is when acrylamide is used as a sealant, not when it's a byproduct of toasting your bread for too long.

但所有些情况都是丙烯酰胺用作密封剂的结果,不是烤焦面包上的

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Scishow 精选系列

But farts are mostly a by-product made by the trillions of tiny microbes that live in your gut, digesting carbohydrates and spewing out gases.

但大部分屁是你肠胃中万亿计的微生物的,它们消化糖类并生气体。

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科学洞察双语版

But throughout the day, as our neurons break down ATP for energy, the byproduct adenosine builds up and activates sleep control neurons near the hypothalamus.

但一天过后,当我们的神经元为获取分解ATP时,腺苷会在下丘脑附近建立并激活睡眠控制神经元。

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生活大爆炸 第10季

Oh, while you do that I am going to pump cerebral spinal fluid through my brain cells to remove the metabolic byproducts of the day's thoughts.

你们先忙着吧我需要让脑脊液滋润大脑里的每一个细胞,清除一天飞速运转所生的新陈代谢

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双语版 TED-Ed 演讲精选

But heavy drinking can alter enzyme activity so more of that byproduct is produced, potentially causing liver damage even with what's usually a safe dose of acetominophen.

但是大饮酒却会使酶的活性发生变化。即便只是服用乙酰氨基酚的安全用,因饮酒而被分解出更多的得以残留,进而可会导致肝损伤。

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连线杂志

Meconium is really a natural byproduct of swallowing the skin cells and the hair cells in the amniotic fluid all the way through the first, second, and third trimesters of pregnancy.

胎粪实际上是胎儿在整个妊娠的第一、第二和第三孕期吞咽羊水中的皮肤细胞和毛发细胞后形成的自然

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