Unified documents classificationandcodingsystem is the basis of computer aided construction.
统一的文档分类与编码体系是计算机辅助工程建设的基础。
2
The main research of this thesis carries on the method and application technology of classificationandcodingsystem under the environment of PDM.
本文主要研究了在PD M环境下针对机械产品零部件进行分类编码的方法及实现技术。
3
The feature of convex-die is analysis by GT technology, and it's classificationandcodingsystem is designed by using characteristic code in this article.