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keilei001 发表于 2014-5-5 14:19 static/image/common/back.gif: m8 w! w5 @& j; W8 C/ a( Y 渐开线标准齿轮不发生根切时的最少齿数_百度文库 : y0 E% n/ J. A+ D/ {/ l" Ehttp://wenku.baidu.com/link?url=M6oHvh8G78hq9yOQvg5je ...
ffddjj 发表于 2014-5-5 14:22 static/image/common/back.gif 7 Q( X( H' R2 E9 w9 c W: k& v9 q! E看看这个: ^2 s7 K0 r; a* y3 m http://www.doc88.com/p-89822169979.html
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