楼主: trs20042004
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[结构振动] 讨论:共振的振幅是最大还是无穷大那 |
发表于 2012-6-27 12:55
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发表于 2012-6-27 15:01
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发表于 2012-6-27 16:54
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发表于 2012-7-15 20:11
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发表于 2012-7-16 09:30
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