The radio system employs an advanced IP (Internet Protocol) based infrastructure that offers significant advantages compared with circuit switched solutions.
无线系统使用先进的网络协议，这比电路控制有着更好的优势。
The radio system employs an advanced IP (Internet Protocol) based infrastructure that offers significant advantages compared with circuit switched solutions.
无线系统使用先进的网络协议，这比电路控制有着更好的优势。
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