emery powder

• 砂粉

emery powder的用法和样例：

例句

1. Frosted glass is prepared by frosting powder on sale,into which water and acids were added.
   对市售的蒙砂粉和作者研制的蒙砂粉，加入水和酸，配置成蒙砂液，以制备蒙砂玻璃。