telephone data circuit
常見例句
- Modules at each end of the cable provide a phantom path for telephony signals between a telephone near the data set and a PBX, through both conductor pairs in a phantom circuit arrangement.
配置在電纜兩耑的模塊通過幻象電路配置內的兩對導線爲一個靠近數據設備的電話機與一個PBX之間的電話信號提供一個幻象通路。 返回 telephone data circuit