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[结构振动] 请问:用模态叠加法计算瞬态分析时,取多少阶模态合适? |
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发表于 2006-12-24 17:25
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发表于 2006-12-31 22:11
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发表于 2007-1-3 22:25
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发表于 2007-1-10 09:42
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