ug二次开发实例代码，来自于书本自带例子，适合初学者-the ug secondary development code examples from the book comes with an example, suitable for beginners

UG二次开发的源代码。希望对从事UG二次开发的朋友有帮助。这是一个入门级或者查询手册方面的资料。-UG secondary development of the source code.I hope to help friends engaged in UG secondary development. This is an entry-level or query manual.

UG二次开发，基于VC++,用于创建轴承.-UG OPEN/API, used to create the bearing!