... 精密仪器 precision instrument 精密仪器油 precision instrument oil 精密包模铸造法 precision investment casting ...
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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.
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。
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