abrasionn.擦伤；磨损；磨损处abrasion quantity磨损量abrasion pulsator间歇式耐磨试验仪Abrasion Property磨损性能abrasion and wear[化] 磨耗; 磨损abrasion pressure磨损压力abrasion of paint涂料的磨蚀abrasion modality磨损形态abrasion hardness磨损硬度,耐磨硬度Abrasion of teeth牙磨损[症]abrasion of chain链磨损