低: low火灾: fire; conflagration负荷: load; charge; weight用: 40分钟跑完全程 run the course in 4 ...房: house高火灾负荷用房: occupancy of high fire load中火灾负荷用房: occupancy of moderate fire load火灾负荷密度: fire-load density平均火灾负荷: average fire load占用火灾负荷: occupancy fire load低火险用房: light hazard occupancy; low-hazard occupancy降低火灾危险度: fire hazard reduction低火险用房 一至三房的住宅: low-hazard occupancy小房间 低火险用房级的房间: small room低火险: low hazard火灾: fire (as a disaster); conflagration◇火灾保险 fire insurance; 火灾保险公司 [英国] fire company; 火灾监测 fire monitoring; 火灾控制 fire control杂用房: service room; utility chamber; utility room/ chamber; utility room/chamber低火层焚化炉: low incinerator低火层焚烧炉: low incinerator负荷: [电学] load; charge; weight 安全负荷 safe load; 超负荷 overload; 容许负荷 the permissible load; 最大负荷 peak load; 测定各个轮胎负荷 (量) determine the full load on each tyre办公用房: office accommodation; office occupancy备用房间: a spare room; spare room放映用房: projection suite服务用房: service quarter辅助用房: accessories