物证是证据的一种,指对案件事实有证明作用的物品、物质或痕迹。交通事故物证,就是从交通事故现场带走或遗留在现场能证明交通事故真实情况的物质、物品和痕迹。交通事故的物证检验、鉴定是公安交通管理部门用来同肇事逃逸者作斗争的一项科学技术手段,是一项不可缺少的专门技术工作。它运用科学方法,对与案件有关的物证进行发现、收集、提取、检验、鉴定,以确定其相互间的联系,起到证明事故真实情况和破获案件的作用。交通肇事逃逸案件不同于一般的道路交通事故,它是车辆驾驶员发生事故后为逃避法律责任,故意驾驶车辆或弃车逃离交通事故现场的案件 (也有个别不知事故发生而驾车离开现 Physical evidence is a form of evidence that refers to the evidence of the facts of the case of items, substances or traces. Traffic accident evidence, that is, taken away from the scene of the accident or left at the scene to prove the true facts of traffic accidents material, objects and traces. The physical evidence test and identification of traffic accidents are a scientific and technological means used by the public security and traffic control departments to fight against the escapees and act as an indispensable specialized technical work. It uses scientific methods to discover, collect, extract, test and verify the physical evidence related to the case so as to determine their mutual connection and serve as a proof of the actual situation of the accident and the detection of the case. Traffic Accident Escape Case is different from ordinary road traffic accident. It is a case of driving a vehicle or abandoning a car to escape the scene of an accident after the accident of the driver of the vehicle (there are also some who do not know the accident and drive away from the present