安全是一个社会和企业赖以生存和发展的基础,尤其是在现代化技术高度发展的今天,犯罪更趋智能化,手段更隐蔽,加强现代化的安防技术就显得更为重要。安全防范技术就是在这个意义上发展起来的,它是电子技术、传感器技术、计算机技术和现代通信技术等高科技技术相结合的产物。它在预防和打击犯罪,维护 Security is the foundation for society and enterprises to survive and develop. Especially in the highly development of modern technology, crime is more intelligent and the means are more concealed. It is even more important to strengthen the modern security technology. Security technology is developed in this sense, it is the combination of electronic technology, sensor technology, computer technology and modern communications technology and other high-tech products. It is preventing and combating crime and maintaining it