Terms for subject Rail transport containing 口信

Chinese	English
道口信号	highway level crossing signal
道口信号控制盘	highway level crossing signal control panel
道口信号机	highway level crossing signal
道口自动信号	crossing automatic signal
道口遥信遥测设备	remote surveillance and telemetering for highway level crossing
道口遮断信号	highway level crossing obstruction signal
道口闪光信号	highway level crossing flashing signal