coarse abrasive粗: wide; thick研磨: grind; pestle abrade; polish剂: a pharmaceutical or other ch ...粗研磨剂(切片机刀磨刀用): coarse abrasive粗研磨: rough grinding; rough lapping下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:粗研磨剂,即可在微信中查询翻译