一项叫做光以太网的新技术开始使城域网(MAN)发生变革。

A new technology called Optical Ethernet is beginning to revolutionize metropolitan-area networks (MAN).

youdao

一项叫做光以太网的新技术开始使城域网(MAN)发生变革。

A new technology called Optical Ethernet is beginning to revolutionize metropolitan-area networks (MAN).

youdao