...以下零件或部件的电阻而形成：旋转发送器外壳、钢轴承和旋转发送器中的轴身、心轴轴身、刀具、工件以及带有床台的拖板(carriage)，因为第二泄放器电阻与测量电路的串联连接的电阻并联。
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当工件旋转时，拖板送进刀具。
若能在拖板上装一小型动力头，采用砂轮磨削修正则效果更佳。
If the carriage is provided with a small head, the grinding wheel correction effect is better.
如前所述，当依靠驱动大拖板的丝杆切削螺纹时轴向进给是自动产生的。
As previously mentioned, the axial feed is automatically generated when cutting a thread by means of the lead screw, which drives the carriage.
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