【摘要】 推算汽车交通事故中车辆的碰撞速度是进行交通事故技术鉴定的重要内容。笔者提出不同于理论计算和经验方法的综合计算方法，来推算汽车的碰撞速度。这种方法可避免单参数方法造成的失误，经实践检验可行更多还原

【Abstract】 The crash speed of the accident involved vehicle is often the main technical judgement of the accident.A comprehensive restraint method for estimating the crash speed at the moment of car hit is proposed,which is different from theoretical and empirical method,and is proved feasible in practice.更多还原