The dynamic behaviors of encased differential gear train had been systematically re- searched.
深入地研究了单环路封闭式行星齿轮传动系统的动态特性；
In this paper, automatic gear shift laws with optimal dynamic property and fuel economy are given respectively, which are tested in dynamic simulation model of vehicle power train.
研究了自动变速车辆的换挡规律的算法，制定了车辆的动力性换挡规律和经济性换挡规律，建立了车辆动力学仿真模型。
A floating displacement analysis model of a two-stage star gear train′s dynamic system was established.
建立了星型齿轮传动动力学系统基本构件浮动位移量分析模型；
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