常用短語

metal coated abrasive grain金屬鍍覆磨粒

Coated abrasive grain sizes砂紙研磨材料的粒度

imbedded abrasive grain嵌入磨料顆粒

abrasive grain association磨料協(xié)會

type of abrasive grain coating上砂密度

abrasive grain saw wire磨谷鋸網(wǎng)球

abrasive grain saw blade磨谷鋸刃

abrasive&grain磨粒