线路信号 meaning in Chinese
line signal
Examples
- Digital line signalling for intertoll exchange
长途电话交换局间数字型线路信号 - Digital line signalling for manual toll exchange to local exchange
人工长途电话局至市话局局间中继数字型线路信号 - Interoffice junction digital line signalling system for telephone automatic switching network
电话自动交换网局间中继数字型线路信号方式 - Inband pulsing single frequency line signaling system for telephone automatic switching network
电话自动交换网带内单频脉冲线路信号方式 - After push down this button , display unit shows " 0 " , and no signal is got in the main output and the aux output
复位键:按下此键时显示为0 ,表示没有线路信号进入主输出和辅助输出