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following shall be presented
请造知以下事项:
Drawing of the tool
刀具图纸
Material and hardness of workpiece to be machined.
被加工工件材质、硬度
Precision and roughness of workpiece to be machined.
要求的加工精度和表面粗糙度
Machining parameters 切削条件:
Cutting speed 切削速度
Depth of cut 切削深度
Feed rate 走刀量

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