论文部分内容阅读
本文综述了国内外大内外径的测量方法，介绍了作者研制的高精度机械测杆式大内外径自动测量系统和高精度双频激光大外径自动测量系统。
This paper summarizes the measurement methods of the inner and outer diameters at home and abroad, and introduces the automatic measuring system of the large-diameter and outer-diameter high-precision mechanical rod-rod measuring instruments and the automatic measurement system of the high-precision dual-frequency laser large diameter by the author.