汽车的发展给我们带来生活便利、经济繁荣的同时,也加剧了交通安全事故的发生。据统计仅2002年,我国就发生与汽车相关的交通事故77万起,死亡109,381人,受伤56万人,直接经济损失高达33亿元,与国际上发达国家相比我国的交通事故死亡在绝对数值上是日本的13.4倍, The development of the car brings us convenience of life, economic prosperity, but also exacerbated the occurrence of traffic safety accidents. According to statistics, in 2002 alone, there were 770,000 accidents involving motor vehicles in our country, with 109,381 deaths and 560,000 injured and a direct economic loss of up to 3.3 billion yuan. Compared with the developed countries in the world, the death toll of our country is absolutely The value of Japan is 13.4 times,