Tirrill burner

例句：

1. 1. The iron furnace is the heart of the metalworking industry.
   铁炉是金属加工行业的心脏。
2. 2.The iron furnace is used to produce steel from iron ore.
   铁炉用于从铁矿石中生产钢铁。
3. 3. The iron furnace is a crucial component in the manufacturing process.
   铁炉是生产过程中的关键部件。