Due to the limitation of the contact measurement, a non-contact measure work-piece dimension of method was put forward, which is based on IMAQ.

针对传统接触式测量方法的局限，本文提出一种基于IMAQ实现工件尺寸非接触在线实时测量的方法。

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In the milling procedure, the distribution of stress inside material is uneven, which makes the work-piece deformed and affects shape and dimension precision.

在铣削加工零件时，零件各部分的残余应力分布不均匀，会使工件发生变形，影响工件的形状和尺寸精度。

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Dual CCD stereoscopic vision calibration with high precision is the key technology to gain high precision dimension measure of work piece.

双目立体视觉的有效现场标定是实现高精度工件尺寸测量的关键技术。

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