中兴通讯HSDPA商用分为两个阶段，Phase I和Phase II，2005年10月实现Phase I，Phase I的峰值速率是（）。A、10.8MbpsB、14.4MbpsC、7.2MbpsD、3.6Mbps
中兴通讯HSDPA商用分为两个阶段，Phase I和Phase II，2005年10月实现Phase I，Phase I的峰值速率是（）。
- A、10.8Mbps
- B、14.4Mbps
- C、7.2Mbps
- D、3.6Mbps
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