proper speech

Telegraph communication was not enough. They required proper means for speech signals.

电报是不够的，他们需要合适的方式来进行语音通信。

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Another work in this project is to develop a proper space-filling curve to map the speech signal samples into the channel space directly.

另一项主要工作是筛选合适的空间映射曲线，使语音采样信号能够直接映射到信道中去。

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This paper presents the State Duration based Segmental Probability Model ( SDSPM) to cope with low modeling precision during the analysis of Chinese speech, which is basically caused by the lack of proper time information during the speech processing.

为了解决分段概率模型（SPM）因缺少对时间信息描述而带来的建模精度低的问题，提出了状态驻留分段概率模型（SDSPM）。

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