Front-end device: a transmission control unit that links a number of communication lines to a computer system.

前端设备：一种把一些通信线路与计算机系统联接起来的传输控制单元。

youdao

Front-end device: a transmission control unit that links a number of communication lines to a computer system.

前端设备：一种把一些通信线路与计算机系统联接起来的传输控制单元。

youdao