In the fourth part, a Vickers hardness auto measuring system is developed based on machine vision.

在理论研究的基础上，本文的第四部分中设计了一个机器视觉维氏硬度自动检测系统。

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An idea of transforming a common milling machine into a half automatic nc system with auto -measuring device is presented. The control principle is introduced, too.

提出了将普通磨床改装成带主动测量装置的半自动数控磨床的方案，并介绍了控制原理。

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