大家知道,理论来源于实践,先进、科学的理论反过来又能指导实践。早在二十多年前,我国安防前辈就在实践的基础上研究形成了一套比较完整的安防理论体系,如对安防本质的认识、概念定义,对防护目标、防范目标的界定,对防范区域及重点目标风险的评估,对防范管理及对防范效果的要求,对防范手段的应用以及各种手段之间的关系,等等。近十年来,在“平安建设”活动带动下我国安防行业获得了长足的发展,产业链不断往上下游延伸,新技术、新产品、新手段大量涌现,尤其是近年来产业横向“跨界”、“融合”已成为重要的发展趋势,致使出现 We all know that theory comes from practice, advanced and scientific theories can in turn guide practice. As early as 20 years ago, on the basis of practice, our predecessors in security developed a set of relatively complete theoretical system of security and defense, such as the understanding of the nature of security and the definition of concepts, the definition of protection goals and prevention targets, Assessment of regional and key target risks, requirements for prevention management and prevention effectiveness, application of precautionary measures and the relationship among various means, and so on. Over the past decade, the security industry in our country has made great strides in the drive of “Safe Construction ” activities. The industrial chain has continuously expanded to the upstream and downstream. New technologies, new products and new measures have emerged in large numbers. In particular, in recent years, Cross-border “, ” integration "has become an important development trend, resulting in emergence