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几何尺寸与公差论坛------致力于产品几何量公差标准GD&T (GDT:ASME)|New GPS(ISO)研究/CAD设计/CAM加工/CMM测量 (http://www.dimcax.com/hust/index.php)
-   产品功能分析 (http://www.dimcax.com/hust/forumdisplay.php?f=10)
-   -   excellent site (http://www.dimcax.com/hust/showthread.php?t=24251)

huangyhg 2009-09-09 08:48 AM

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excellent site
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may be half as good.
ciao.
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