This paper introduces the development of CAD system for injection mold.

对注塑模具CAD系统的开发进行了初步的尝试。

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All of these will provide some new thinking and methods for the development of mechanical CAD system.

在理论与实践上为专用机械CAD系统的开发提供了一些有益的思路与方法。

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This paper summarizes the causes and types of defects in the CAD system, developed a defect repair module for defect detecting and repairing by using UG further development.

本文总结了CAD系统中型面缺陷形成原因和类型，并通过UG二次开发的方法，开发出一个缺陷修复模块，实现了覆盖件型面缺陷检测和修复的功能。

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