第一部分介绍了融合通信业务概念，分析当前融合通信业务的国内外研究和发展趋势。
The first part introduces the concept of converged communications, analyzing the present research and development trend on converged communications both in China and aboard.
第一部分介绍了融合通信业务概念，分析当前融合通信业务的国内外研究和发展趋势。
The first part introduces the concept of converged communications, analyzing the present research and development trend on converged communications both in China and aboard.
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