以编码系统为基础建立设备管理系统。
Based on the coding system, the device managing system is built.
要从设备编码，必须已安装音频设备。
You must have an audio device installed in order to encode from device.
这个值包含了每个实际设备的设备编码。
This value contains the device number for the actual device.
这个值包含了每个实际设备的设备编码。
This value contains the device number for the actual device.
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