This paper provides a formalized definition of the application problem of compound condition query (CCQ) and a formal me......

提出了一种基于特征的动态滑动匹配算法，用于从零件ＣＡＤ产生的图形交换文件中识别基孔类型、提取基孔的形位参数。在此基础上，结合冲压工......