According to the extreme lunar terrain environment, the dynamic analysis is carried out on a lunar rover as a rigid multi-body system by using the rigid-body modeling method.

针对月球的复杂地形环境，利用多体系统动力学的理论，将月球探测车作为一个多刚体系统，对其进行动力学分析，建立了软地面环境下的月球探测车动力学模型。

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This paper deals with the driving process of chain sprocket system with the multi rigid body dynamics method.

采用多刚体方法对链条链轮系统的驱动过程进行了建模和动力学分析。

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The dynamic simulation model based on the multi-rigid-body theory of the passenger restraint system for side impact of a car is created, and its validity is verified by tests.

针对某轿车建立了基于多刚体理论的侧面碰撞乘员约束系统动态仿真模型，并依据试验结果进行了模型的有效性验证。

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