片语
smoke alarm system烟雾报警系统
smoke detectors烟雾探测器;烟雾报警器(smoke detector的复数)
self-contained smoke alarm自给式感烟报警器
smoke detecting alarm system烟雾探测报警系统
automatic smoke type fire alarm测烟式失火自动报警器
Aspirating smoke detection fire alarm吸气式烟雾探测火灾报警
automatic smoke alarm system自动起烟报警系统
radioisotope smoke alarm[核]
smoke pipe fire alarm system烟管火警系统