炼糖厂

例句：

1. 1. The factory specializes in producing high-quality refined sugar.
   这家工厂专门生产高质量的精制糖。
2. 2. The refining process involves heating the sugar to remove impurities.
   精炼过程涉及加热糖以去除杂质。
3. 3. The refinery is a crucial part of the local economy.
   炼油厂是当地经济的重要组成部分。