该方案通过实施互联网的服务质量控制和管理，可达到对用户业务的不同服务质量保障。

By using the IP QoS control and management mechanism, it can provide difference services to meet the different user service requirements.

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随后使用这种近似分析方法讨论了在非理想功率控制、语音激活及不同服务质量下的系统容量。

And then the approximate analysis that takes into account imperfect power control, activity factors and different quality requirements is used to analyze the system capacity.

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未来有望看到你的手持设备能透明地在由不同服务提供商控制的和不同服务质量的网络之间自由切换。

In the future, expect to see your handheld devices jump transparently between networks controlled by different providers and offering different quality guarantees.

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