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可在工具显微镜上用影象法或轴切法测量牙型角平分线垂直于螺纹轴线的圆锥螺纹塞规的基面中径,其具体步骤如下:1.先将圆锥螺纹塞规清洗干净顶在工具显微镜两顶尖之间。2.在距离塞规小端 l_o 的位置上(见图)
In the tool microscope with the image method or axial cut method to measure the tooth angle bisector perpendicular to the thread axis of the tapered bore plug Gauge diameter, the specific steps are as follows: First, the tapered thread plug gauge clean top Between the two tips of the tool microscope. 2. In the distance plug gauge l_o location (see photo)