楼主: rui_1013
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[健康监测] 大家帮忙看看这张频谱图能说明什么问题 |
发表于 2012-5-24 19:12
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发表于 2012-5-24 21:19
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发表于 2012-5-24 21:44
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发表于 2012-5-25 08:59
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发表于 2012-5-25 09:06
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点评
时域波形正常,是不是傅里叶变换时出错了?内置软件有问题了吧?
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发表于 2012-5-25 15:04
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发表于 2012-5-25 18:24
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