Comparing to this, in communication of speech, the network communication based on IP has incredible growth rate, and has reduced the cost that launch the speech business.
相对于语音通信，基于IP的网络通信有着令人难以置信的增长速度，并且大大降低了开展语音业务的成本。
Comparing to this, in communication of speech, the network communication based on IP has incredible growth rate, and has reduced the cost that launch the speech business.
相对于语音通信，基于IP的网络通信有着令人难以置信的增长速度，并且大大降低了开展语音业务的成本。
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