楼主: myinternet2008
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[综合讨论] 有一组数据,用FFT作频谱分析,并画出幅频特性、相频特性曲线 |
发表于 2012-2-20 15:20
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养成好习惯, 先请动手搜一下! :)
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发表于 2013-9-9 10:35
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