中文摘要：

结合当前CAPP的相关研究理论成果，针对回转体零件，提出了在UG环境下进行实际开发应用的可行性方案，并详细介绍了UG二次开发在加工工艺信息表达中的应用过程及其关键技术。

英文摘要：

Based on the concerned theory of CAPE a feasible solution is established for the case of a typical shaft part under the environment of UG The paper also introduces the specific process and the key technologies in the application of UG pro-development in visual expression of machining process planning information.