cathodic etching

例句：

1. 1.The process of cathodic etching is crucial for the formation of a smooth surface.
   阴极蚀刻过程对于形成光滑表面至关重要。
2. 2.In the manufacturing industry, cathodic etching is used to remove unwanted metal from parts.
   在制造业中，阴极蚀刻用于从零件上去除不需要的金属。
3. 3.The researchers developed a new method for cathodic etching that could be more efficient and environmentally friendly.
   研究人员开发了一种更有效且对环境更友好的阴极蚀刻新方法。