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孔内键槽匀胭工,大多是毛月刘境后注行为。特别是对于大型齿轮零件内孔键槽门功工更是如此。其孑L与轴的配合,一般采用紧固配合H了/r6(D/jf).多数采用热装或压力笼阳
Hole keyhole uniform rougher hole, mostly after the behavior of Mao Liu Liu border. Especially for large gear parts keyway gate door work more so. The larvae L and shaft with the general use of fastening with H / r6 (D / jf). Most of the use of hot or pressure cage Yang