metal pulverization

例句：

1. 1. The metal pulverization process is crucial for the production of steel.
   金属粉碎过程对于钢铁生产至关重要。
2. 2. The engineer used a special tool to metal pulverization.
   工程师使用一种特殊的工具进行金属粉化。
3. 3. The metal pulverization can be achieved through various methods.
   可以通过多种方法实现金属粉化。