最终对测量数据进行分析评价，得到了石油管螺纹的一系列参数。

Then analyses the measuring data and get the series parameters of the petroleum pipe-thread.

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本文利用机器视觉非接触式、高效、高精度的特点，开发出基于机器视觉的石油管螺纹参数在线测量系统。

This paper made full use of machine vision's characteristics of non-contact, high efficiency and high precision, and develop an instrument for on-line measuring parameter of oil pipe thread.

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肮 该系列产品是广泛应用于石油行业的高精密仪器，共有20多个品种，主要用于石油油管、套管、钻杆锥形螺纹的锥度、螺距、高度等单项参数的测量。

These high precision instruments are more than 20 kinds and widely used for oil industry to measure the monomial parameters of taper, pitch and height screw for oil pipe, canola and drill shank.

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