陶瓷磨料,陶瓷材料

f砂固结磨具用陶瓷磨料bca ceramic abrasive for bonded abrasives
陶瓷磨料
f砂固结磨具用陶瓷磨料bca ceramic abrasive for bonded abrasives
绿陶瓷磨料-元球 型号:lc 比重:2.44
陶瓷磨料元球中磨型号lc比重244