[多选题]

关于参数Downlink Rate Adjustment Level Number(下行DRBC速率调整档数)以下描述正确的是()

A . 参数越小,则下行DCH速率的变化率就越大

B . 参数越小,速率变化越不明显

C . 参数越大,当PS业务承载在DCH信道上时,用户感受越不明显

D . 参数越大,下行DCH速率的变化率就越小

参考答案与解析:

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