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我厂某扳手上的弯头(图1),要求两个装锥齿轮的轴承孔垂直相交公差0.05mm,生产性质是小批量重复生产,如果用镗床加工虽可满足
I plant a wrench on the elbow (Figure 1), requires two bevel gear bearing hole vertical intersection tolerance 0.05mm, the nature of the production is small batch repeat production, although the use of boring machine can meet the processing