• 大多数的父母反应介于中间。

    Most parents fall somewhere in the middle.

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  • 这是一种非常容易反应的中间体。

    This is the very reactive intermediate.

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  • 一旦反应堆的控制杆置于核燃料棒的中间了,我们应该怎么将裂变减慢到我们可控制的程度呢?

    Once the reactor's control rods are between sections of fuel rods, how is fission slowed to where it is controllable?

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  • 来源于脂肪的甘油经两步酶促反应代谢转化为糖酵解的中间产物磷酸二羟丙酮。

    Glycerol obtained from the breakdown of fat is metabolized by conversion to dihydroxyacetone phosphate, a glycolytic intermediate, in two enzyme-catalyzed reactions.

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  • 硅改性聚酯树脂是有机硅氧烷和相应的聚酯树脂中间产物反应而得到的产品。

    Silicone polyesters resins are the reaction product of organo-siloxane intermediates and a suitable polyester resin intermediate (typically characterized by the absence of drying oils).

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  • 介绍了一种奇特原子-正电子素的基本性质及作为探针研究化学反应历程、探测中间产物的实用性。

    The characteristics of positronium, a kind of exotic atoms, and the applicability of using it to probe the reaction mechanism and the active intermediates are briefly introduced.

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  • 重离子反应中的中间结构显示出分子振转谱的特性。

    In heavy ion reactions, the intermediate structure phenomena show the properties of the rotation-vibration spectra of molecules.

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  • 生化物质,如一连串酶反应中的中间化合物,可形成更稳定或明确的结果。

    A biochemical substance, such as an intermediate compound in a chain of enzymatic reactions, that gives rise to a more stable or definitive product.

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  • 将硝基芳烃还原为芳胺是一类重要的还原反应,在精细化工中间体的生产中占有极重要的地位。

    Reducing the nitroarene to aromatic amines is an important reaction in the production of fine chemical.

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  • IR阳性反应位于垂体中间叶所有的细胞内。

    ER-IR was located in all cells of the pituitary intermediate lobe.

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  • 在乙腈溶剂中,碳酸钾存在下,双咪唑啉和1,2-二溴乙烷进行扩环反应,得到环状中间体一溴盐,产率78。

    The reaction of bis-imidazoline with 1,2-dibromoethane and potassium carbonate in acetonitrile provided monobromide salt with a yield of 78.

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  • 实验结果表明,在CT-4A催化剂上,丙烯醛为反应过程的中间产物,丙烯腈、乙腈、一氧化碳、二氧化碳等均为丙烯氨氧化的平行产物;

    The result shows that for catalyst CT-4A acrolein is a middle product and acrylonitrile, acetonitrile, carbon dioxide and carbon monoxide could be treated as parallel products.

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  • 根据中间产物的产生情况及浓度变化,推测了苯酚光催化降解的反应途径。

    Based on the generation and concentration variation of the intermediate products, degradation route of phenol under the experimental condition was speculated.

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  • 因此反应的中间产物为邻苯二甲酸,终产物为邻苯二甲酸酐、二氧化碳和水。

    Therefore, the intermediate product is phthalic acid and final products are phthalic anhydride, carbon dioxide and water.

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  • 在DMF-四乙基溴化铵(TEAB)质子惰性介质中,马蔺子素连续两步单电子还原生成相应氢醌阴离子,无中间体半醌自由基的化学反应发生。

    In DMF tetraethyl ammonium bromide(TEAB) media, the reduction of irisquinone was two successive single electron processes without the chemical reaction of the free radical semiquinone.

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  • 以苯并噻唑为原料,通过工艺研究,合成了生产化学除草剂苯噻草胺的中间体2 -氯代苯并噻唑,分析实验结果表明,反应收率高,产物纯度高。

    The synthesis of 2_Chlorobenzolthiazole, which can be used as intermediate in the manufacture of herbicide named as Mefenacet with high yield and purity, was reported in this paper.

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  • 烯丙基苯并恶嗪中间体是由烯丙基苯酚类化合物,与苯胺、甲醛脱水缩合反应而成。

    Allyl-functional benzoxazine is synthesized by the reaction of allyl phenol, phenyl amines, and formaldehyde.

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  • 反应机理推测为丝、苏氨酸的侧链基团羟基在咪唑的存在下亲核进攻磷原子形成五配位中间体。

    Only N-phosphoryl serine and threonine methyl esters were catalyzed by imidazole, A new type of pentacoordinate phosphorus intermediate was proposed.

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  • 间歇反应过程在精细化工、催化剂制备、染料中间体等行业应用广泛。

    The batch process has been widely applied in many industries such as the fine chemical industry, the catalyst preparation and the dye intermediates preparation, etc.

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  • 本文以三个例子,分别介绍了用量子化学方法求得有机反应的中间体、过渡态和反应途径的方法。

    Three examples are cited for illustration of theoretical methods used by the present authors for calculating the intermediate, transition state and reaction path of organic reaction.

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  • 方法用分光光度法和电子自旋共振技术(ESR)检测加入或未加抗氧化剂等调节物的反应体系中反应产物及自由基中间产物的生成情况。

    METHODS The reaction product and free radical intermediate in the reaction medium with or without antioxidants and other moderators was detected by spectrophotometry and electron spin resonance(ESR).

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  • 同时还研究了胜利渣油的中间相转化动力学,并求得了反应级数、反应速度常数和反应活化能。

    The kinetics of mesophase transformation of Shengli residue oil was discussed and the reaction order, reaction rate constant and apparent activation energy were calculated.

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  • 第三部分介绍了醋酸锰引发的碳自由基与杂芳烃的选择性反应,并将该方法成功地应用到天然产物紫檀素关键中间体的合成中。

    Finally, a new methodology, based on Mn (III) promoted carbon radical reactions, was developed to provide intermediates that should be useful in the synthesis of pterocarpan phytoalexins.

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  • 这样可以得到最高产率的反应中间物,即目的产物。

    This will allow a maximum yield of the react intermediate which is the desired product.

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  • 烯胺是一类重要的反应中间体,其在有机合成中有着广泛的应用。

    The enamine is a type of important reaction intermediate, it has an extensive application in organically synthesize.

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  • 正碳离子是重要的有机化学反应中间产物,而氢原子移位则是正碳离子异构化的主要反应途径。

    Carbon cations are important organic reaction intermediates, and hydrogen shift is a key path through which carbon cations isomerizes.

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  • 应用此方法,一组含有两个中间体的自催化反应的模拟数据得到了成功的解析。

    By using this method, a synthetic data matrix for an autocatalytic reaction with two intermediates has been successfully resolved.

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  • 醇类化合物尤其是仲醇类化合物是重要的反应中间体,在工业生产、药物生产以及日常生活中都有重要用途。

    As an important intermediate of chemical reaction, alcohol, especially secondary alcohol, plays an important in industrial production, medicine synthesis and daily living.

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  • 一种是通过生成环状正离子中间体进行的,通过这样的历程进行的加成反应是反式加成。

    One is conducted amidst formed cyclic cation intermediate and the reaction thus carried out is known as anti- form addition.

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  • 一种是通过生成环状正离子中间体进行的,通过这样的历程进行的加成反应是反式加成。

    One is conducted amidst formed cyclic cation intermediate and the reaction thus carried out is known as anti- form addition.

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