purging by crystallization

例句：

1. 1. The process of purging by crystallization is crucial for the production of high-quality glass.
   通过结晶除去杂质的过程对于生产高质量玻璃至关重要。
2. 2. During the purging by crystallization, the impurities are removed from the solution.
   在结晶除去杂质的过程中，杂质从溶液中被移除。
3. 3. The purging by crystallization method is widely used in the food industry to remove unwanted substances from food products.
   结晶除去杂质的方法在食品工业中广泛使用，用于从食品产品中去除不希望的杂质。