通过一个工程实例示范NX二次开发方法，步骤。同时建立了菜单，工具条。对NX二次开发中调用MFC对话框做了介绍。-Through an engineering example demonstrates NX secondary development methods, steps. While creating a menu, toolbar. Secondary Development calls on NX MFC dialog is introduced.

此程序为基于VC 6.0的二次开发程序，主要用于控制模型的自动快速更新。-This procedure for the two development program based on VC++ 6, mainly used in automatic updating control model.