abrasions擦除； 擦破； 磨损； 磨耗abrasionn.擦伤；磨损；磨损处abrasion resistant materials耐磨材料Abrasion Degree Growth Ratio增磨率abrasion resistant cast iron耐磨铸铁Abrasion boundary extraction磨损边界提取Abrasion and Function Losing磨损失效abrasion resistance property耐磨性能Abrasion wound of chest wall胸壁擦伤abrasion-resistant concrete抗冲耐磨混凝土Abrasion resistance materials耐磨材料abrasion test of coating film漆膜耐磨性检测