在一模拟火花点火发动机燃烧室内进行了试验研究，文中给出了燃气瞬态温度的实测结果，并进行了分析讨论。
Experiments were carried out in a simulator of si engine combustion chamber, and the measured data were shown in this paper with detailed analysis.
基于火焰传播过程建立了火花点火发动机顶环岸间隙处未燃碳氢生成和释放过程的数学模型，并利用模型进行了顶环岸间隙处未燃碳氢生成过程的数值模拟计算。
In this paper, based on flame propagation a mathematical model of formation and desorption of unburned hydrocarbon in top-land crevice of spark ignition engines has been established.
基于火焰传播过程建立了火花点火发动机顶环岸间隙处未燃碳氢生成和释放过程的数学模型，并利用模型进行了顶环岸间隙处未燃碳氢生成过程的数值模拟计算。
In this paper, based on flame propagation a mathematical model of formation and desorption of unburned hydrocarbon in top-land crevice of spark ignition engines has been established.
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