Digital filtering technique based on least square method, multichannel sampling technique and frequency variation sampling technique were used experimentally.

实验应用了基于最小二乘法的数字滤波技术、多通道采样技术、变频率采样技术。

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Digital filtering technique based on least square method multichannel sampling technique and frequency variation sampling technique were used experimentally.

实验应用了基于最小二乘法的数字滤波技术、多通道采样技术、变频率采样技术。

youdao

Digital filtering technique based on least square method multichannel sampling technique and frequency variation sampling technique were used experimentally.

实验应用了基于最小二乘法的数字滤波技术、多通道采样技术、变频率采样技术。

youdao