正常磨损和自然损耗
fair water and tear gradual deterioration
金属磨损自修复材料
Self-repairing Metal Material
磨损自补偿
wear-self-compensation
wear self-compensation
Capsu-lorhexis
Wear-setf-compensation
self-healing abrasion
Wear-self-compensation Effect
Wear-self-compenastion
wear- self-compensation
受损自然频率
damaged natural frequency
镗刀磨损自动补偿装置
automatic compensating device for boring cutter wear