双语例句
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This paper introduces a handy method to measure the base level mid-diameter of taper thread guage with image and axes tangent method on the omnipotence tool microscope.
介绍一种在万能工具显微镜或大型工具显微镜上用影像法、轴切法测量圆锥螺纹塞规基面中径的简便方法。