音响警告 meaning in Chinese
audible warning sound
Examples
- Audible wanring control
音响警告喇叭操纵件 - Audible warning system
音响警告系统 - Methods for the field measurement of the sound output of audible public warning devices installed at fixed locations outdoors
室外固定位置安装的公共音响警告设备的声音输出现场测量