火灾自动探测报警技术这些年发展很快 ,技术上的更新变化也非常明显 ,总体来看 ,主要的发展变化是 :数字技术和新工艺、新材料的应用 ,改进了系统能力和减少维护要求 ,向着高可靠、低误报和网络化、智能化方向发展。如德国等欧洲发达国家的城市火灾探测系统的网络化 ,目前正方 Automatic fire detection and alarm technology has developed rapidly in recent years and the technical changes are also very obvious. In general, the main developments are: digital technologies and new processes, the application of new materials, improved system capabilities and maintenance requirements, Toward high reliability, low false alarm and network, intelligent direction. Such as Germany and other developed countries in Europe’s urban fire detection system network, the current square