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[近似分析] 请教一个非线性振动方程的近似解的解法! |
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发表于 2007-6-24 20:03
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发表于 2007-6-24 21:20
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回复 #5 unknowno 的帖子
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发表于 2007-6-24 22:12
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回复 #10 unknowno 的帖子
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发表于 2007-6-24 22:21
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