楼主: zhangxuheng
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[随机振动] 随机振动功率谱密度和加速度均方根的关系 |
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发表于 2015-3-24 15:34
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发表于 2015-3-24 21:14
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我们讨论的振动信号均值都等于0
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认真学一点随机振动基本理论。
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发表于 2017-6-4 16:21
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响应谱是冲击里的概念,这里是振动!
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