As the most commonly used means of transportation in the city, buses often travel in the areas where pedestrians and vehicles gather. The irregularity of pedestrian behavior and the unpredictability of individual sudden behavior, drivers in the driving fatigue driving, flammable items fire and other emergencies emerge one after another, to the bus safety has brought great hidden dangers, the resulting danger and accident shocking.  

  公交车作为城市最常用的的交通工具,经常行驶于行人和车辆聚集的地段，行人行为的不规范性和个体突发行为的不可预估性，驾驶员在驾驶途中出现的疲劳驾驶、易燃物品着火等突发情况层出不穷，给公交车的安全带来很大的隐患，由此带来的危险和事故触目惊心。