• 要求被试按两个反应键中的一个来对描述可能的自传体事件的句子进行分类。

    Participants were requested to classify sentences describing possible autobiographical events by pressing one of two response keys.

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  • 本文采用热反应键合法,将PEG -20M与405白色硅藻土载体进行热键合制备气相色谱键合固定相。

    A bonded stationary phase for gas chromatography has been prepared by the thermal reaction between 405 white support and PEG 20m.

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  • 具有多重碳-碳键的大分子的燃烧涉及到一系列更复杂的反应。

    The combustion of larger molecules, which have multiple carbon-carbon bonds, involves a more complex series of reactions.

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  • 这个文件还包含了有关出现电源故障时执行的操作(如果系统支持)、以及在检测到Ctrl - Alt - delete键序列时应该如何反应的信息。

    This file also contains information about what to do when a power failure occurs (if the system supports it) and how to react when it detects the Ctrl-Alt-Delete key sequence.

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  • 试一试按下每一个键,并观察图像相应的反应。

    Try pressing each of them to see images react accordingly.

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  • 铑催化不对称1,4-共轭加成反应是一种非常有效的碳—碳键形成方法。

    In this paper, the recent progress in rhodium-catalyzed asymmetric 1,4-conjugate addition reactions is reviewed.

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  • C -N, C -S键的构成是有机化学反应中一个重要的组成部分,其产物在化工、医药、生物等许多方面都有着广泛的应用。

    The formation of C-N, C-S is vital to the organic chemical reaction whose products are widely used in many aspects, such as chemical Industry, Medication and Biology.

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  • 本文还用电子能谱揭示了表皮角蛋白与上述褪色剂之间的主要反应是胱氨酸的二硫键被氧化成磺酸基团。

    The reactions between the decolorizing agents and keratin in epidermis have been revealed by X-ray photoelectron spectroscopy to be mainly oxidation of the disulfide linkage of cys...

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  • 本文还用电子能谱揭示了表皮角蛋白与上述褪色剂之间的主要反应是胱氨酸的二硫键被氧化成磺酸基团。

    The reactions between the decolorizing agents and keratin in epidermis have been revealed by X-ray photoelectron spectroscopy to be mainly oxidation of the disulfide linkage of cystine to sulf...

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  • 由于后续键断裂反应,这种能量消散在各种“子离子”中。

    The energy is dissipated by subsequent bond cleavage reactions into various "daughter ions".

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  • 用前线分子轨道理论分析了反应的活性原子和活性键。

    The active atoms and bonds of reaction were provided by frontier molecular orbital theory.

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  • 碳碳键的形成反应在有机合成中占有非常重要的地位。

    Carbon-carbon bond forming reactions are most important transformations in organic synthesis.

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  • 而离子液体中的偶联反应是合成c - C键最有效方法之一,近几年来一直是催化化学和有机合成的研究热点。

    Coupling reaction in ionic liquids is one of the most efficient methods for the construction of carbon-carbon bonds and also a highlight on catalyst and organic synthesis at present.

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  • 芳烃和杂环芳烃化合物的碳碳键生成反应一直是有机化学和有机金属化学研究领域中的主要课题。

    Carbon-carbon bond forming reactions of arenes and heteroarenes are always the major topics in organic chemistry and organometallic chemistry.

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  • 求得可能的四种不同热解反应通道的过渡态、活化能和位能曲线,发现其热解引发步骤为五元环上侧链n—NO2键的均裂。

    All transition states, activation energies and potential curves of four possible reaction paths were obtained. It was found that the homolysis of n-no2 bond in five-membered ring is the initial step.

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  • 过渡金属催化的偶联反应是构建碳碳键的最有效的方法之一,在有机合成中具有广泛的应用。

    The transition metal-catalyzed cross-coupling reaction is one of the most effective methods for construction of carbon-carbon bonds and has found widespread use in organic synthesis.

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  • 从煤分子结构出发,煤的反应性可以用芳香环,氢化芳香环,烷烃链、烷烃键和含氧官能团的变化来描述。

    From molecule structure of coal, coal reaction character was described by aromatic ring, hydrogenation aromatic ring, alkane, alkane bond, oxy-group.

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  • 通过室温下高硫煤的S甲基化反应,可使煤结构中的一种碳硫键选择性断裂。

    We report an S-methylation reaction on high sulfur coal at ambient temperature that appears to selectively cleave one type of carbon-sulfur bond in the coal structure.

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  • 报道了纤维素氧膦 -钯配合物在有机锡试剂与酰氯化合物形成碳 -碳键的交叉偶联反应中的催化作用 ,并对部分反应条件及反应机理进行了研究和探讨。

    The catalytic action of cellulose oxyphosphine palladium complexs in the crosscoupling reaction of organotin reagents with acid chlorides for forming C-C bond is presented.

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  • 本文从阻燃化学反应、化学键能、热传递和反应动力学角度分析卤素类阻燃剂的阻燃机理。

    The flame retardant fundamentals were discussed based on the flame retardant chemical reactions, bond energy, heat transfer and reaction kinetics aspects.

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  • 结果表明热固性酚醛树脂的固化过程,首先是羟甲基发生缩合反应,缩合反应形成醚键是主要的。

    It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.

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  • 生川乌炮制后生物碱大多数由双酯型水解转化为单酯型,水解反应最容易发生的位置在C8位,水解反应的类型是烷氧键发生断裂的酯的碱性水解。

    After processing of crude aconite roots, most of the diester diterpenoid alkaloids converted to the monoester form, while C8 was the major location for such reaction. It is a ty…

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  • 基于凝相机理与热解实验,从分子层面和化学反应的角度,结合价键、形式电荷、链反应等理论和固体单元推进剂的燃烧状况,提出了AP与HMX间的“连锁互动”机制。

    Related to bond polarity, formal charges on atoms, chain reaction theory and the comparison of solid monopropellant combustion and modeling, the "linkage mutualism"mechanism was proposed.

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  • 简单双原子分子CO与过渡金属间的相互作用,可能导致化学键的断裂与形成,并且引发重要的表面催化反应。

    The interaction between simple diatomic molecules such as CO and transition metal surfaces may lead to breaking and making chemical bonds and trigger important surface catalyzed reactions.

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  • 在写反应机理时,质子与氧键连的时机只是细节。

    In writing reaction mechanisms, the timing of the proton bonding to the oxygen is merely a detail.

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  • 同时对上述结果从化学键、电荷密度、反应机理等方面进行了合理的解释。

    The results were explained by chemical bond, charge density and reaction mechanism.

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  • 轨道理论和周环反应:关于化学键和芳香性的现代概念。

    Molecular Orbital Theory and Pericyclic Reactions: Modern concepts of bonding and aromaticity.

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  • 若按反应物的组成来分,可分为自交换反应、交叉反应和键断裂反应三种类型。

    According to the components of the reactants, the electron transfer reactions can be divided into three types: self-exchange reactions, cross reactions and bond-rupture electron transfer reaction.

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  • 更重要的是,他们已经表明,这些氨基酸可以相互反应,形成与通常维持三维形状的蛋白质不同的化学键。

    What's more, they've shown that these amino acids can react with each other to form a different kind of chemical bond to those which usually hold proteins together in their three-dimensional shape.

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  • 更重要的是,他们已经表明,这些氨基酸可以相互反应,形成与通常维持三维形状的蛋白质不同的化学键。

    What's more, they've shown that these amino acids can react with each other to form a different kind of chemical bond to those which usually hold proteins together in their three-dimensional shape.

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