iron coke

例句：

1. 1. The ironore is mined from the nearbymountains.
   铁矿石是从附近的山中开采的。
2. 2.The process of making pig iron involves heatingand reducing the ore.
   制造生铁的过程包括加热和还原矿石。
3. 3. Iron coke is a byproduct of the ironore processing industry.
   生铁焦是铁矿石加工行业的副产品。