• This complex reaction is characterized by a keto-enol tautomerism equilibrium and ester exchange reaction.

    该复杂反应的特征在于酮-烯醇互变异构平衡和酯交换反应。

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  • The biological effect of 2-keto-L-gulonic acid strains and their DNA implanted by low energy ions have been studied.

    对低能离子注入2-酮基-L-古龙酸(2-KLG)生产菌的生物学效应和注入离子对DNA的损伤效应进行了初步研究。

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  • The first part: synthesis and in vitro activity of 3-keto-9-o-substituted oxime derivatives of 6-o-methyl erythromycin a.

    第一部分:3 -酮基- 6 - O -甲基红霉素- 9 -取代肟基衍生物的合成与体外抗菌活性。

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  • The calculation of the thermodynamic parameters shows that the transformation from enol to keto form is endothermic process.

    热力学参数的计算表明,从烯醇式到双酮式构型的转变是一个吸热过程。

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  • Introduction of 11-hydroxy group into steroids by chemical methods, such as keto-reduction, halogenation-dehalogenation, borane-hydrogen peroxide and peroxidation-reduction are reviewed.

    综述了在甾体化合物11 -位引入羟基的各种化学合成方法,主要包括酮基还原法、上脱卤素法、硼烷双氧水法、过氧化-还原法等。

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  • Spend 30 minutes every day learning a foreign language, suggests Jill Keto, author of "Don't Get Caught with Your Skirt Down: a Practical Girl's Recession Guide."

    《不要被逮个正着:一位讲实际女孩的经济回退指南》一书作者Jill Keto建议人们每天花30分钟学习一门外语。

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  • This paper presents the studies on the reaction form of urea or nitrourea which condenses with nitrolysis fragments of urotropine to form Keto RDX in nitrating agents.

    通过改变加料方式来研究脲或硝基脲在硝化剂中与乌洛托品硝解碎片进行缩合反应的形式。

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  • The low-carbohydrate food movement gave birth to such diets as the Atkins, Paleo and Keto, which advised swapping foods like bread, pasta and potatoes for vegetables, fish and meat.

    低碳水化合物饮食运动催生了阿特金斯饮食法、旧石器饮食法和生酮饮食法等饮食方法,这些饮食方法建议将面包、意大利面和土豆等食物换成蔬菜、鱼和肉。

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  • The low-carbohydrate food movement gave birth to such diets as the Atkins, Paleo and Keto, which advised swapping foods like bread, pasta and potatoes for vegetables, fish and meat.

    低碳水化合物饮食运动催生了阿特金斯饮食法、旧石器饮食法和生酮饮食法等饮食方法,这些饮食方法建议将面包、意大利面和土豆等食物换成蔬菜、鱼和肉。

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