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我厂有一个零件(见图1),要求在球面Sφ21mm上钻孔φ10mm,由于该零件较小,还要求3件同时加工孔φ10mm,以保证角度一致。因生产批量
I have a factory parts (see Figure 1), the required φ10mm in the spherical Sφ21mm drilling, due to the smaller parts, but also requires three simultaneous processing hole φ10mm, to ensure that the same angle. Due to production volume