楼主: noise
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[非线性振动] 请教求解变刚度 固有频率的问题 |
发表于 2007-6-22 12:12
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发表于 2007-6-22 14:57
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回复 #47 drbethune 的帖子
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发表于 2007-6-22 15:01
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回复 #50 咕噜噜 的帖子
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