题目：
8kHz采样，16位量化立体声的PCM的数据率是（）。
A.64kbps
B.128kbps
C.256kbps
D.512kbps
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C
8kHz采样，16位量化立体声的PCM的数据率是（）。 A.64kbps B.128
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