近年来,随着我国经济改革的深入和城镇建设的发展,城镇人口和人流量逐年增多,公交、客运、出租行业也迅速壮大。这些车辆的涌现,一方面为城镇人民生活带来了极大的便利;另一方面因汽车电气线路“搭铁”、化油器“回火”等人为因素造成的交通、着火、爆炸事故大大增多,人员伤亡和经济损失严 In recent years, with the deepening of China’s economic reform and the development of urban construction, the population and flow of urban population have been increasing year by year, and the public transportation, passenger transport and rental industries have also rapidly expanded. The emergence of these vehicles, on the one hand, has brought great convenience to people’s lives in urban areas; on the other hand, traffic accidents, fires and explosions caused by human factors such as the car electrical circuit “grounding” and the carburetor “tempering” Increased, casualties and economic losses