中文摘要：

阐述了汽车动力学中若干关键状态和参数估计研究的重要性。描述了汽车动力学中若干关键状态和参数估计的内涵,给出了主要的研究方法和一些应用实例。最后指出了汽车动力学中若干关键状态和参数估计研究中的关键问题,并指出该项研究能够为汽车动力学建模、汽车底盘控制系统开发奠定必要的理论基础。

英文摘要：

The significance to develop estimation research for several key states and parameters in vehicle dynamics was discussed,and the research methods were summarized.The connotative meanings were described for the estimation of several key states and parameters in vehicle dynamics,and the main research methods and some application examples were given.Finally,the most important problems were presented,and the research can present some basic theory of vehicle dynamics modeling and vehicle chassis control.