In the operation process of CNC machining center, the first is based on the design drawings and the technology of machining workpiece processing program, and then enter the CNC machining center.
Lisa: machining Center is a machine with several functions. It's like a human, using different cutting tools to perform different machining operations on a workpiece.
丽莎：加工中心是多功能机床。它就像一个人，使用不同的刀具在工件上执行不同的加工操作。
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Facing can be carried out either from the periphery inward or from the center of the workpiece outward.