A brief introduction to the physical prototype test ride the two test methods: Methods and road test bench method, and by the idea of bench introduced a simplified method of military off-road vehicle "suspension-tires-road," composed of vibration system. 简单介绍了实物样机平顺性试验的两种试验方法:道路试验方法和台架试验方法,并通过台架试验方法的思路引入一个简化的军用越野汽车悬架一轮胎一路面组成的振动系统。