steelmaking furnace

例句：

1. 1. The steelmakingfurnace is the heart of the steel productionprocess.
   炼钢炉是钢铁生产流程的核心。
2. 2. The steelmaking furnace is used toproduce high-quality steel.
   炼钢炉用于生产高质量的钢材。
3. 3. The steelmaking furnaceis a complex piece of equipment that requiresskilled operators.
   炼钢炉是一种复杂的设备，需要熟练的操作员。