白刚玉是以铝氧粉为原料,在电弧炉内经高温冶炼而成.White aluminium oxide abrasive is electrically fused in an arc furnace processed alumina as raw material....

“铝氧粉”的拼音为：lǚ yǎng fěn...

“铝氧粉”的英语可以翻译为：alumdum ...