vapour polishing

例句：

1. 1. The engineer used a vapour polishing technique to smooth the surface of the metal.
   工程师使用蒸汽抛光技术来平滑金属的表面。
2. 2. The vapour polishing process is essential for removing scratches and improving the finish of thematerial.
   蒸汽抛光过程对于去除划痕和提高材料的光洁度至关重要。
3. 3. In this workshop, we will learn how to use a vapour polishing machine to achieve a high-quality finish on our products.
   在这个工作坊中，我们将学习如何使用蒸汽抛光机对我们的产品达到高质量的完成。