1)extra hazard occupancy,高火险用房2)high-hazard occupancy,高火险用房3)High fire dangerous,高火险4)fire line,最高火界5)high spark vibrating resource,高火花震源6)equipment with high fire potential,高火灾危险设备7)high-hazard industrial occupancy,高火险工业用房8)occupancy of high fire load,高火灾负荷用房9)maximum flame temperature,纤维最高火焰温度
