应用多变过程来分析斯特林循环性能。
The polytropic processes are used for the performance analysis of Stirling cycle.
第三、第四章在理想气体的基础上，得出了实际气体状态方程及其多变过程中热力学计算。
In chapter three and four, we give some state equations of real gas and the thermodynamical analysis in polytropic process based on the theory of ideal gas.
研究结果表明，煤与瓦斯突出不是大多数学者认为的绝热过程，而是一个偏向于等温过程的多变过程。
It has been proved that the process of coal and gas outbursts is not an adiabatic process accepted by most researchers but a polytropic process that is nearly an isotherm process.
本文讨论了序参量是多变数情况下相变过程中自由能展开式应保留的项数。
The term numbers of free energy expansion are studied during the phase transition process when the order parameter is more than one variable.
本文讨论了序参量是多变数情况下相变过程中自由能展开式应保留的项数。
The term numbers of free energy expansion are studied during the phase transition process when the order parameter is more than one variable.
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