刘庆文. 机械产品CAD/CAM系统中的工程数据库[J]. 光学精密工程, 1992,(4): 98-103

Liu Qingwen. The Engineering Data Base(EDB)of CAD/CAM for Mechanical Products[J]. Editorial Office of Optics and Precision Engineering, 1992,(4): 98-103

刘庆文. 机械产品CAD/CAM系统中的工程数据库[J]. 光学精密工程, 1992,(4): 98-103 DOI：

Liu Qingwen. The Engineering Data Base(EDB)of CAD/CAM for Mechanical Products[J]. Editorial Office of Optics and Precision Engineering, 1992,(4): 98-103 DOI：