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固定弯角件(图1)是PC—1500计算机接口的一个主要冲压零件,要求具有良好的弹性和表面质量,材料为65Mn,加工过程
The fixed corner piece (Figure 1) is a major stamped part of the PC-1500 computer interface and requires good elasticity and surface quality with a 65Mn material. The machining process