die for taper thread 锥螺纹板牙
taper thread tap 锥螺纹丝锥
taper thread round die 锥螺纹圆板牙
taper-thread 锥管螺纹
tap for taper thread 锥形螺纹丝锥
metric taper thread 米制锥螺纹
taper thread detail 圆锥螺纹
taper thread grinding [机] 锥螺纹磨
A method of the image processing and measurement of the internal taper thread was proposed.
提出了电极圆锥内螺纹的图像处理及检测方法。
Based on the "three-ball" measurement theory and the machine vision technology, a novel instrument for measuring taper thread is introduced. At the same time, image pre-process technology is analyzed.
前言： 基于螺纹测量“三针法”的原理，使用机器视觉的方式，研制开发了三维自动锥螺纹检测系统本体，对图像处理技术中的预处理部分做了简单探讨。
This paper describes a new method and device for measuring helical line, pitch diameter, taper and half-angle of thread of petroleum thread gauges.
本文介绍一种测量石油螺纹量规的螺旋线、中径、锥度和牙形半角的新方法及装置。
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