thermodynamic cycle短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 热力循环 An improved mathematical simulation has been developed to predict the performance of a direct injection stratified charge rotary combustion engine on the original thermodynamic cycle model. 在理论分析的基础上对原有直接喷射分层燃烧转子发动机性能模拟模型中的一些子模型进行了改进。 cnki