| 1. | The workpiece is already on the lathe .
工件已经上了车床。 |
| 2. | The carriage feeds the tool while the workpiece rotates .
当工件旋转时，拖板送进刀具。 |
| 3. | We used grinding machines only to smooth and finish a workpiece .
我们只是用磨床将工件抛光和精加工。 |
| 4. | The grinding machine raises the precision of the workpiece and improves its surface finish .
磨床可以提高工件的精度与表面的光洁度。 |
| 5. | When face milling is performed, the table can be moved longitudinally to feed the workpiece under or below the cutter .
铣削端面时，为了将工件送到刀具底下或下方，工作台可以纵向移动。 |
| 6. | The metal cutting tool separates chips from the workpiece in order to cut the part to the desired shape and size .
为了要把加工的零件切削成所要求的形状和尺寸，金属切削刀具就要从工件上切除切屑。 |
| 7. | The metal cutting tool separates chips from the workpiece in order to cut the part to the desired shape and size .
为了要把加工的零件切削成所要求的形状与尺寸，金属切削刀具就要从工件上切除切屑。 |
| 8. | There is no physical contact between tool and workpiece
工具和工件不直接接触。 |
| 9. | 5 size of workpiece : pan body : 400mm350mm diameterheight
锅盖： 400mm50mm直径高 |
| 10. | 5 size of workpiece : pan body : 400mm300mm diameterheight
锅底： 400mm50mm直径高 |
