在社会经济生活中,各类重大安全事故常常成为我们关注的头条新闻。纵观已经成为过去的事故,或者是正在走进我们生产生活中的事故,绝大多数集中于道路交通、煤矿开采、建筑施工、火灾等等。这些事故,一旦发生,不管是国家、集体还是个人,都会遭受不同程度的重大损失,给社会带来一系列的负面影 In the social and economic life, all kinds of major security accidents are often the headlines we are concerned about. Throughout the past has become the accident, or is entering our production and life of the accident, the vast majority concentrated in road traffic, coal mining, construction, fire and so on. In the event of any such incident, no matter whether it is a state, a collective or an individual, it will suffer heavy losses in varying degrees and bring about a series of negative impacts to society