While repairing of the bearing of MM7132 flat milling machine abrasive wheel axes, the bearings have been repaired on time making use of skillfully the property of the metal material and the craft of heat treatment.

• 在MM7132型平面磨床砂轮轴轴承的修复过程中,巧妙利用金属材料的性质及热处理工艺,使轴承得以及时修复。