砂轮作旋转主运动，工作台作纵向往复运动，砂轮架作间歇的竖直切入运动和横向进给运动。
Grinding wheel for the rotating main movement, workbench as a vertical reciprocating motion, grinding wheel rack for intermittent movement into the vertical and horizontal feed movement.
在这种机床上，砂轮作旋转主运动圆工作台旋转作圆周进给运动，砂轮架作间歇的竖直切入运动。
Rotating table for the grinding wheel for the rotating main movement circular week for sports, grinding wheel rack for intermittent movement of vertical cutting.
用变频调速和机械变速相结合的方法，在主运动为旋转运动的通用机床中，实现全部恒功率范围内的无级调速。
Use the method of the frequency governor with machine speed. Bring about a stepless regulation of all constant power range, in the rotating main movement of universal machine tools.
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