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When nitric acid is poured on copper, a brown vapor gives off.

将硝酸倒在铜上, 会散发出一种棕色的蒸气。

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Conclusion Ectogenetic nitric oxide can inhibit the proliferation of NSC from mouse in vitro.

结论 外源性一氧化氮对培养状态下的小鼠神经干细胞增殖有抑制作用。

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Technology of nuclear fuel cycle.Determination of neptunium in nitric acid solutions by molecular absorption spectrophotometry.

核能.核燃料循环技术.子吸收光光定硝酸溶液中的镎Nuclear energy.

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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、纯、浓稀硫酸、碳酸、醋酸等。

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The ore sample was dissolved in nitric acid.After enrichment and separation with Xanthic ester cotton,the silver was determined by thiocyanometry.

该方法采用硝酸溶解样品,黄原酯棉离,以硫氰酸盐滴定法进行定。

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Sample was digested in polytetrafluorethylene sealed vesssle by nitric acid-perhydrol or high chloric acid-perhydrol, Hg As Pb were simultaneously determinated by ICP-AES.

采用高压溶样弹,将样品用硝酸-过氧化氢或高氯酸-过氧化氢溶解后,用ICP-AES法对汞砷铅连续定。

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The selective oxidation of ethers by chromic reagent, peroxide, nitric acid, oxygen and ozonide, as well as the ethers anodic oxidation are particularly introduced.

主要介绍了铬(Ⅵ)类试剂,过氧化物、硝酸、氧和臭氧等各类氧化剂对醚选择性氧化以及醚的阳极电氧化研究状况。

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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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In this study, the performance of the supported metallic oxide catalysts for catalytic reduction of nitric oxide with carbon monooxide as a reducing agent were investigated.

本论文主要是研究奈米金属氧化物担体触媒,用于以一氧化碳为还原剂之一氧化氮还原反应。

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The indium sesquioxide with over 99% purity can be prepared by a decomposition of nitric acid. The method was characterized by fewer equipments, simple operation, low cost and quick yield.

采用硝酸解法可制取纯高于99%的三氧化二铟.本法具有设备少、操作简单、成本低、见效快等优点.

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Osmosis-生殖

Nitric oxide synthase converts the amino acid arginine into citrulline and nitric oxide.

一氧化氮酶将氨基酸中的精氨酸转化为瓜氨酸和一氧化氮。

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健身知识科普

Carnitine's effect on nitric oxide can improve biomarkers that reduces tissue damage.

碱对一氧化氮的作用善生物指标,减少组织损伤。

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PBS趣味科普

Now those nitric oxide-myoglobin compounds just so happen to be pink.

那些一氧化氮-肌红蛋白化物恰好是粉红色的。

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Scishow 精选系列

Your body converts nitroglycerin to nitric oxide, which relaxes blood vessels, and lowers blood pressure.

你的身体会将硝酸甘油转化为一氧化氮,从而放松血管并降低血压。

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万物简史

In nature, nitric oxide is a formidable toxin and a common component of air pollution.

在大自然中,一氧化二氮是一种极为怕的有气体,它是造成空气污染的罪魁之一。

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WIL生活启示录

This paper refers to both nitrate and nitrite as nitric oxide therapeutics.

这篇论文将硝酸盐和亚硝酸盐作为一氧化氮的治疗方法。

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ETS官方托福教程

For choice D, we found that information here, where it talks about nitric acid.

至于D选项,我们在这里发现了该信息,它谈论的是硝酸。

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Osmosis-生殖

The acetylcholine bind to muscarinic receptors on endothelial cells, which activates the enzyme nitric oxide synthase.

乙酰胆碱与内皮细胞上的蕈碱受体活一氧化氮酶。

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Life Noggin 科普精选(双语)

Other studies have found that sunlight alters the levels of nitric oxide in your blood and skin.

其他研究发现阳光会变血液和皮肤中一氧化氮的水平。

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PBS趣味科普

Well, BBQ smoke contains gases like carbon monoxide and nitric oxide, which is made by burning wood.

烧烤烟中含有一氧化碳和一氧化氮等气体,这些气体是燃烧木头产生的。

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Osmosis-消化

The reason behind this is unclear, but nitric oxide makes peripheral arteries dilate, so blood pressure drops.

其中的原因尚不明确,但是,一氧化氮会导致外周动脉扩张,血压因而下降。

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PBS英语讯息

The ship had 25 tons of nitric acid and other chemicals on board, including tons of plastic pellets.

这艘船上有25吨的硝酸和其他化学物质,其中包括数吨的塑料颗粒。

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绯闻女孩精选

So the neuro science project I'm working on involves the cellular signaling pathway of neuronal nitric oxide synthase.

我在做的这个神经学科项目涉及神经元一氧化氮酶细胞信号传导通路。

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Osmosis-消化

Another consequence of portal hypertension is that the endothelial cells lining the blood vessels release more nitric oxide.

门静脉高压症的另一种后果是血管内皮细胞会释放更多的一氧化氮。

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VOA慢速英语_单词故事

Some people say it dates back to the use of nitric acid to determine the gold content of jewelry.

有些人说,这追溯到使用硝酸来测定珠宝的黄金含量。

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健身知识科普

There's Glycine Propionyl L-Carnitine, aka GPLC, suggested that, in high dosages, improves blood pressure via increased nitric oxide production.

甘氨酸丙酰左旋肉碱 (GPLC) 表明,高剂量通过增加一氧化氮的产生来善血压。

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Osmosis-生殖

Hypertension causes wear and tear in the endothelial cells, and decrease their ability to produce nitric oxide.

高血压会导致内皮细胞的磨损,降低内皮细胞产生一氧化氮的能力。

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Osmosis-生殖

Damaged parasympathetic nerve fibers can't release acetylcholine, so there's less nitric oxide synthase activation, and less nitric oxide is produced.

受损的副交感神经纤维不能释放乙酰胆碱,因此被活的一氧化氮酶较少,产生的一氧化氮也较少。

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Osmosis-生殖

The nitric oxide diffuses into the nearby smooth muscle cells, and activates guanylate cyclase, which converts GTP molecules to cGMP.

一氧化氮扩散到附近的平滑肌细胞,活鸟苷酸环化酶,将GTP分子转化为cGMP。

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化学 Crash Course

So do strong acids like hydrochloric, and sulfuric, and nitric acid.

盐酸、硫酸和硝酸等强酸也是如此。

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