片语
signalling alarm equipment信号警报设备
signaling alarm equipment信号报警设备
emergency alarm communication equipment紧急报警通讯设备
fire alarm dispatching equipment火警调度机
alarm m equipment报警器
Radar alarm equipment雷达告警机
alarm annunciator报警器;事故示号器;[安全] 警报信号器
rack alarm signalling equipment架信号设备
alarm transmission equipment告警传输设备
fire alarm equipment火灾警报装置