phosphoric iron

例句：

1. 1. The steel industry relies heavily on phosphorus iron for its production.
   钢铁工业严重依赖磷铁来生产。
2. 2. The scientist used phosphorus iron to create a new type of superconductor.
   科学家使用磷铁创造了一种新型的超导体。
3. 3. The process involves using phosphorus iron to react with oxygen and produce heat.
   这个过程涉及使用磷铁与氧气反应产生热量。