单项选择题
A.高斯分布B.均匀分布C.泊松分布D.指数分布
A.9bit/符号,72kbit/sB.8bit/符号,72kbit/sC.9bit/符号,80kbit/sD.8bit/符号,80kbit/s
A.1B.0.301C.0D.0.119
A.36.9%B.94.6%C.90.1%D.63.1%
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