The dissertation carried out the research on the problem which the enterprise is in dire need of solving. The main contents are the following:1) The DMU model of the whole vehicle is built.

• 论文结合企业急需解决的摩托车减振问题进行研究,主要研究内容如下:1)用虚拟样机技术,结构动力学技术、多体动力学技术,建立了摩托车主要部件车架、发动机的虚拟样机模型和摩托车整车虚拟样机模型。