转炉

例句：

1. 1. The steel plant uses a converter to produce high-quality steel.
   这家钢铁厂使用转炉生产高质量的钢材。
2. 2. The converter is essential for the production process.
   转炉对于生产过程至关重要。
3. 3. The converter is a complex piece of machinery that requires skilled maintenance.
   转炉是一种复杂的机械设备，需要熟练的维护人员。