的装置把手开关的语音和数据，在局部区域网络。
A a device that handles the switching of voice and data in a local area network.
介绍了语音电路在煤矿井下电机车自动停送电开关上的应用情况。
Introduces the application of pronunciation, circuit to electric locomotive automatic switch in mine.
本文利用大规模集成电路一开关电容滤波器SCF作为语音特征提取的基本组件，以微机为控制中心，设计了时分复用动态语谱分析系统。
This paper describes using large scale integrated circuit—switch capacitatice filter (SCF) as basic components, taking out the characteristic of speech and making up microcomputer into control centre.
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