The Automatic Fire Alarm System plays a unique and substitutable role in prevention of modern high-story buildings fire. 火灾自动报警系统对现代高层建筑火灾的预防有着不可替代的作用。
Besides the heat, the death-cause in building fire is mostly due to the tox ic ity of the fire smoke. 建筑火灾中致人死亡的因素除了热以外,更多的是因为烟气的毒性。