火灾报警器 meaning in English

fire alarm equipment
fire-alarm
horn fire alarm

Signs for orientation at automatic fire detectors
自动火灾报警器的定位标志
Applications of photosensitive resistance in fire autoalarm
光敏电阻在火灾报警器中的应用
Association of fire alarms of japan
日本火灾报警器工业协会
Fire detection and fire alarm systems - part 3 : fire alarm devices ; sounders ; amendment a1 ; german version en 54 - 3 : 2001 a1 : 2002
火灾探测和火灾报警系统.第3部分:火灾报警器.修改件
Installation of traditional fire detectors needs a lot of time and energy , and building structures were destroyed
传统火灾报警器安装需要花费大量的时间和精力,而且造成建筑物结构被破坏。