机床是用来旋转块状材料进行各种各样操作的一种机器工具.如用工具
切削加工,砂纸打磨,滚花,压花纹,钻孔,变形,来用于工件的制作,创造出具有对称性的转动轴的物体
A lathe is a machine tool which spins(旋转) a block of materia
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