[物理] 觉察冒烟 smoke detecting arrangement: 烟管式火灾报警装置smoke detecting cabinet: 烟管式火灾报警装置smoke detecting device: 测烟器; 烟气探测器smoke detecting plant: 烟气探测装置smoke detecting system: 烟气探测系统下载手机词典可随时随地查词查翻译