4764| 5
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[结构振动] 求助:箱形梁截面扭转惯性矩计算及其扭转自振特性? |
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发表于 2007-10-18 16:45
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发表于 2010-5-24 14:22
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谢谢,楼主提供的好资料
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发表于 2010-5-24 14:25
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