短語(yǔ)詞組短語(yǔ)automatic c alarm device 自動(dòng)告警裝置Wayside filament automatic alarm device 區(qū)間燈絲自動(dòng)報(bào)警裝置automatic -alarm-signal keying device 自動(dòng)警報(bào)信號(hào)鍵控裝置 返回 automatic alarm device