试述火灾自动报警系统的发展姚沁前不久，’９６上海国际消防、保安技术设备展览会在上海展览中心如期举办。纵观此次展览会，有关火灾自动报警系统的产品在展览会上唱主角．各大公司纷纷推出先进技术支持的智能化产品．火灾自动报警系统的运行模式和应用正发生着根本性的... Explain the development of automatic fire alarm system Yao Yao recently. ’96 Shanghai International Fire Protection and Security Technology Equipment Exhibition was held as scheduled at the Shanghai Exhibition Center. Throughout this exhibition, products related to automatic fire alarm systems played a leading role in the exhibition. Major companies have introduced intelligent products with advanced technology support. The operating mode and application of the fire automatic alarm system are fundamental...