diamond point etching

例句：

1. 1. This diamond-point etching technique is highly sought after in the jewelry industry.
   这种钻石点蚀刻技术在珠宝行业非常受欢迎。
2. 2. The diamond-point etching process requires a high level of precision and skill.
   钻石点蚀刻工艺需要高度的精确度和技巧。
3. 3.The diamond-point etching machine is capable of creating intricate designs on metal surfaces.
   钻石点蚀刻机能够将复杂的设计刻在金属表面。