signalling device
短语词组
- signalling g device 信号装置
- automatic signalling device 自动信号装置;翻译
- audible signalling device 音频信号器
- detection signalling device 检查讯号装置
- light rain signalling device 灯光信号装置
- light signalling device 灯光信号装置
- electronic signalling device 电子信号装置
- fire alarm signalling device 火灾胁报装置;火灾警报装置
- sound signalling device 声响讯号装置;声响信号器 返回 signalling device