Chinese translation for "主叫用户线路继电器"

calling party line relay

Related Translations:

继电器:  [电工] electric relay; relay

Similar Words：

"主叫用户类别" Chinese translation, "主叫用户识别" Chinese translation, "主叫用户识别设备" Chinese translation, "主叫用户提示器" Chinese translation, "主叫用户提醒" Chinese translation, "主叫用户线识别提示" Chinese translation, "主叫用户遇忙预占线" Chinese translation, "主叫原籍网" Chinese translation, "主叫在认证主叫列表中已存在" Chinese translation, "主叫终端" Chinese translation