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2 days ago
zakiya123
在未来仍然会发挥重要作用,同时也面临着一些挑战和变革: - **数字化转型**:随着IP电话和VoIP技术的普及,传统的电话网络正在逐渐被数字通信技术所取代。 - **安全和隐私保护**:随着通信数据的数字化和网络化,保护通话的安全和隐私成为一个重要问题。 - **多媒体和增值服务
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