dry grinding grate ball mill

例句：

1. 1. The dry grinding process is crucial for the production of high-quality steel.
   干式研磨过程对于生产高质量钢材至关重要。
2. 2.The ball mill is an essential tool in the metallurgical industry for grinding and mixing materials.
   球磨机是冶金工业中用于研磨和混合材料的关键工具。
3. 3.During the dry grinding stage, the raw materials are subjected to intense heat and pressure to achieve the desired particle size.
   在干式研磨阶段，原材料受到强烈的热和压力作用，以达到所需的粒径。