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[数学理论] 学过非线性理论的人帮我看下这个相图,是不是发生了非线性振动? |
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回复 #1 wh1125 的帖子
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发表于 2007-6-15 09:27
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发表于 2007-6-15 09:38
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发表于 2007-6-15 09:57
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