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An isomeric form of naphthol,C10H7OH,occurring as white crystals and used in making antioxidants,pigments,and dyes .

的一种异构体,C10H7OH,以白色结晶体存在并用于制造抗氧化剂、色素和染料

The host CP66 is found to recognize the isomer of naphthol by using a fluorescence probe.

荧光探针测试表明,主体CP66能对α-萘、β-萘同分异构体进行分子识别。

It is shown that main reason causing browning and senescence of Nelumbo nucifera gaertn in the storage is that catalytic oxidation of polyphenol oxidasein its tissue make phenols into black pigment.

指出莲藕在贮藏过程中发生褐变和衰老的主要原因是组织内部的多氧化酶催化氧化类物质产生黑色素。

Based on theoretical calculation of electronegativity of groups offlotation-reagent and method of infra-red adsorption spectroscopy, the collection andadsorption of α-nitroso-β-naphthol in hematite flotation have been studied. The chemicaladsorption seems to be predominant owing to formation of pentacyclic nitrosyl chelate com-pound by atoms of nitrosyl bond in α-nitroso-β-naphthol together with Fe~(3+) on hematitesurface.

研究了α-亚硝基β-萘对赤铁矿的捕收性能及吸附规律,导出了吸附方程和吸附速率方程用药剂基团电负性理论计算以及红外吸收光谱法论述了其作用机理α-亚硝基β—萘主要是以N O键合原子与赤铁矿表面的Fe形成N O五元环螯合物而化学吸附。

Tea polyphenols were used in the anti-oxidation test of fresh soybean oil. The results showed that tea polyphenols have obviously anti-oxidation ability, nonpoisonous and safety.

将茶多用于新鲜大豆食用油脂的抗氧化试验,结果表明在大豆油中茶多具有明显的抗氧化作用,且无毒、安全。

Exotic-sounding chemicals like nonyl phenol and alkyl phenol ethoxylates are found in detergent, furniture polish, cosmetics and household cleaners, and contain environmental impurities.

异国情调冠冕堂皇的化学品如壬基和烷基醚被发现在洗涤剂,家具波兰,化妆品和家庭清洁工作,并遏制环境杂质。

The bio-degradation pathways of NP would be that the long branches in nonyl of NP are firstly degraded into short methyl branches, which come into being a series of short chain alkyl phenols with different branch structures. The middle products should be further metabolized into simpler compounds, such as benzene acetic.

污水生物处理过程中壬基可能的初级生物代谢途径是壬基上的长支链断裂为短的甲基链,生成一系列带有不同分支结构的短链烷基类代谢产物,进一步的代谢产物有苯乙酸。

The relativity between biodegradability and nonyl branches structure for the isomers of nonylphenol is studied by the sequencing batch activated sludge process for NP accumulating behavior analyses in water environment.

为分析壬基在环境中的积累行为,基于间歇活性污泥实验和质谱解析方法,结合环境水体中NP检测分析,研究了污水生物处理过程中壬基同分异构体的生物降解差异与壬基分支结构的相关性。

There are different methyl branch structures correlated with isomerous nonyl of NP in the alkyls. The primary metabolites from the dominant bacteria experiment have alkyl phenols and benzene acetic.

研究结果表明,活性污泥降解壬基的初级代谢产物主要为C4~C6烷基取代苯,烷基链的结构差异与其母体壬基的异构方式有关,烷基上的支链主要为甲基;优势降解菌群代谢壬基的初级产物除烷基苯外,还有苯乙酸等。

The following review provides an overview of the pharmacology of phenoxybenzamine, the surgical and physiologic implications of the Norwood procedure, and a discussion of the pros and cons of phenoxybenzamine administration.

在接下来的综述里介绍了卞明药理的概述, Norwood 术式的外科和生理过程和赞成使用或反对使用卞明的讨论。

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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

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Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。