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[线性振动] 【求助】用位移响应通过数值微分求速度和加速度的幅值问题 |
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发表于 2011-4-28 11:21
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发表于 2011-5-1 08:42
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发表于 2011-5-1 21:59
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发表于 2011-5-2 08:14
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