refined aluminium

例句：

1. 1. Therefinery uses advanced technology to produce refined aluminum.
   炼油厂使用先进技术生产精炼铝。
2. 2.Refined aluminum is commonly used in the production of aircraft and automobiles.
   精炼铝常用于飞机和汽车的生产。
3. 3.The refining process involves removing impurities from the raw aluminum to produce high-quality refined aluminum.
   精炼过程包括从原始铝中去除杂质，以生产高质量的精炼铝。