A voice or data communications channel currently in use.
目前使用的话音或数据通信信道。
These protocols support high bit rate voice and limited data communications.
这些协议支持高比特率语音和有限的数据通信功能。
A need for equalization in data communications has been recognized for some time.
已经有一段时间认识到在数据通信中需要均衡。
Association of Data Communications Users.
数据通信用户协会。
Association of Data Communications Users.
数据通信用户协会。
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