公共安全是人们在生活中最为关切的话题之一。近年来,从名牌服饰印染残留超标到毒大米、激素鸡、瘦肉精,从“海沙事件”到高铁事故,从“新疆巴楚暴徒袭杀警察”到网络黑客无孔不入,公共安全成为了屡屡挑动国人神经的敏感话题。公共安全的内涵十分丰富,既要防止各种产业事 Public safety is one of the topics that people are most concerned about in their lives. In recent years, from the brand-name clothing printing and dyeing residues exceeding the standard to poisonous rice, hormone chicken, lean meat essence, from the “sea sand incident” to high-speed rail accident, “Xinjiang Bachu mob attack and kill the police” to the network hacker pervasive, public Security has become a sensitive topic that often provokes nerve. The connotation of public safety is very rich, it is necessary to prevent all kinds of industrial matters