分析单轮车辆纵向力动力学模型，建立ABS制动系统仿真模型，分析在给定的参数条件（如初始制动力，制动力增、减速率）下，ABS系统制动力矩、车辆行驶速度、车轮速度随时间的变化规律-Analysis of single wheel longitudinal force of the vehicle dynamics model, a simulation model of ABS braking system, the analysis under the conditions given parameter (such as the initial brake force, braking force increases, the rate of deceleration), ABS braking system torque and vehicle speed, wheel speed variation with time