English translation for "电话用户线"

telephone loop

Similar Words：

"电话用户" English translation, "电话用户部分" English translation, "电话用户部分（七号信令）" English translation, "电话用户机" English translation, "电话用户区" English translation, "电话用户姓名" English translation, "电话用脉冲式按键号盘测试方法" English translation, "电话用脉冲式按键号盘技术要求" English translation, "电话用热线圈" English translation, "电话用双音多频式按键号盘测试方法" English translation