【摘要】 根据理论分析 ,推导出高速公路上行进中车辆临界安全车距的计算公式 ,并以此为依据进行了有关论述更多还原

【Abstract】 A formula of critical safety distance between two vehicles moving on the same trace of highway is built up by theoretical deduction,which is useful to the practice of vehicle’s use.更多还原