高速公路上车辆行驶速度快,驾驶员的动态视力会降低。视野变窄,判断能力减退,平衡感觉也有所变化,容易发生交通事故。应急要点机动车在高速公路上发生事故后应立即停车,保护现场,拨打报警电话．清楚表述案发时间,方位、后果等,并协助交通警察调查．有死伤人员的交通事故,应先救人,并立即拨打120或999。 Fast driving on the highway, the driver’s dynamic vision will be reduced. Narrow vision, diminished ability to judge, the balance of feeling has changed, prone to traffic accidents. Emergency points Motor vehicles should stop immediately after an accident on the highway to protect the scene, call the police. Clearly stated the timing of the incident, location, consequences, etc., and to assist the traffic police investigation. Traffic accidents involving casualties should be rescued first and call 120 or 999 immediately.