oil polishing

例句：

1. 1. The factory uses a special oil polishing process to make the products look more glossy.
   这家工厂使用一种特殊的油抛光工艺使产品看起来更光亮。
2. 2.During the oil polishing process, the surface of the material is smoothed and polished to enhance its appearance.
   在油抛光过程中，材料的表面被平滑和抛光，以增强其外观。
3. 3. Oil polishing is an important step in the production process that helps to improve the quality and durability of the final product.
   油抛光是生产过程中的一个重要步骤，有助于提高最终产品的质量与耐用性。