How to create the database,how to set up the part group metric and the arithmetic on how to search the standard part group metric is introduced detailed in this article.

• 对于如何创建数据库,如何建立零件族矩阵,特别是对标准零件族矩阵的搜索算法作了较为详细的阐述,最后给出了部分核心算法程序。