particle attrition颗粒: pellet; bead; dust; anything ...磨耗: wear away; fret; attrite; ab ...磨轮颗粒磨损体积: volume of wheel grain wear磨耗: wear away; fret; attrite; abrasiveness; abrasion; detrition; tear-and-wear磨耗;磨耗: wear下载手机词典可随时随地查词查翻译