platinum steel

例句：

1. 1.This platinum steel is incredibly strong and durable.
   这种白金钢非常坚固耐用。
2. 2. The platinum steel cutting tool is used for precision machining.
   这种白金钢切割工具用于精密加工。
3. 3. Platinum steel is often used in the production of high-end jewelry.
   白金钢常用于高端珠宝的制作。