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Gear Geometry and Applied Theory FL, Litvin |
发表于 2021-11-27 07:59:33
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发表于 2021-11-26 12:55:54
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感谢八爷!
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发表于 2021-11-26 13:27:45
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大佬设计齿轮吗?
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发表于 2021-11-26 15:55:43
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