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有一种型号的数字录音机使用了32MB的flashmemory(闪速存储器),假设其中2 MB用于运行程序,其余用于存储声音数据。该录音机采用G.723.1的声音编码标准,使用的数据速率为5.3kbps。计算使用这种录音机时最长的录音时间为(38)。

  • A.12小时34分钟
  • B.13小时11分钟
  • C.13小时25分钟
  • D.14小时4分钟
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