工程设计理论、方法与技术 |
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基于约束的几何造型系统 |
薛丽霞, 唐忠民, 邓家禔 |
北京航空航天大学制造系统研究所,北京100083 |
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Geometric Design System Based on Constraint |
XUE Li-Xia, TANG Zhong-Min, DENG Jia-Zhi |
Beijing University of Aeronautics and Astronautics,Bejiang 100083,China |
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