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发动机的激振频率和固有频率的区别? |
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发表于 2008-12-5 17:33
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回复 板凳 wanyeqing2003 的帖子
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发表于 2008-12-25 07:46
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点评
说的对
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发表于 2008-12-25 15:18
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发表于 2014-8-23 16:17
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发表于 2014-8-23 20:07
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发表于 2014-8-23 21:43
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发表于 2014-8-26 17:46
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发表于 2014-8-26 17:49
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发表于 2014-8-26 18:06
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