pre-start reaction

Adopting a novel synthesizing method-low temperature reaction melting ( LRM), a MgO particulate reinforced magnesium matrix composite was in-situ fabricated using pre-oxidized Mg powders. The microstructures and mechanical properties of the composite were investigated by microstructure observation and tensile tests.

采用低温反应自熔新工艺，由经过预氧化的Mg粉原位合成了MgO颗粒增强镁基复合材料，并对其显微组织和力学性能进行了检测。

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Computation Methods in a Chemical Kinetics Simulation of End Gas Pre Flame Reaction in SI Engine

汽油机末端气体焰前反应化学动力学模拟的计算方法

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The TG curves of TATB and it's impurities are given in this paper. The thermal decomposition activation energy and pre-exponential factor of TATB and it's impurities are calculated by Ozawa method. The reaction mechanism and kinetics equation of the thermal decomposition are studied.

用热重法测得了TATB、TCTNB和TCDNB在不同升温速率的热重曲线，根据Ozawa方法计算得到了热分解活化能和指前因子，研究了热分解反应机理和动力学方程。

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At the base of reasonable analysis of the toluene oxidation process, a reaction network and kinetic model are built. The reaction order, pre-exponential factor and activation energy are calculated according to experimental kinetic data.

通过对甲苯氧化过程合理分析，提出反应网络及动力学模型，根据实验动力学数据计算出反应级数、指前因子和活化能。

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There are many studies on kinetics of thermal decomposition, while the study about the effect of particle size on the kinetics of solid-liquid reaction is still little and the report about the affect interpretation of particle size on the pre-exponential factor and reaction constant has not been found.

这方面研究较多的是粒度对反应物热分解动力学的影响，而粒度对固液反应动力学和机理的研究还很少，并且关于粒度对指前因子和速率常数的影响机理的研究还未见报道。

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Kinetic parameters, such as activation energy, pre-exponential factor and reaction order and reaction heat are calculated using reaction rate method and mechanism function method.

利用速率常数法和机理函数法计算了绝热分解的活化能、指前因子、反应级数等动力学参数和反应热等热力学参数。

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The formation and growth kinetics of the intermetallic compounds through reaction between liquid Zn and low carbon steel containing Si which is treated by electroless pre-plating Ni are analyzed.

采用预镀镍的方法，研究了含硅低碳钢预镀镍后与液态锌的反应以及金属间化合物组织的形成和变化规律。

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Comparing with the conventional method the pre-dispersion method can minimize significantly the caking phenomenon of P_2O_5 during the reaction and the ( reaction) can be carried out in a mild and steady state with the product improved in its color and higher ( mono-) phosphate content.

通过对比实验发现预分散体系的工艺可大大减少P2O5在酯化反应中的结块现象，反应平稳缓和，产品颜色浅淡，产物中单酯含量高。

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Small-tubing precipitin test techni-que and agar gel diffusion technique were employed in antigen-antibody reaction tests, and gave good results indicating that the antisera so pre-pared produced fairly high titres.

抗原&抗体反应用小管沉淀反应技术及琼脂扩散技术，均获得良好效果，反映制备出的RDV抗血清具有相当高的效价。

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This paper mainly discussed reaction characteristics of boron series delay compositions, including starting reaction temperature, reaction heat, reaction sorts, pre-ignition reaction and kinetics analysis of boron series delay compositions.

本课题主要在线性升温条件下对硼系延期药的反应特性进行了研究，主要研究内容有：硼系延期药的反应起始温度、反应热、反应类别、预点火反应及动力学分析的研究。

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