刚玉砂 meaning in English
emerite
emery
esmeril
pulverized corundum
Examples
- Rule for inspection of secon gradebrown fused alumina abrasive for export
出口二级棕刚玉砂检验规程 - The black aluminium oxide abrasive
黑刚玉砂简介 - The black aluminium oxide abrasive lower aluminium oxide abrasive is a new type abrasive material for polishing various metal works
黑刚玉砂又名"低铝刚玉砂铁砂粉"是一种新型抛光材料。