iron ore concentrates

• 铁精矿

iron ore concentrates的用法和样例：

例句

1. The pig iron containing boron and boron - rich slag were produced by blast fur-nace separating.
   采用高炉法处理含硼铁精矿可使铁硼有效分离得到含硼生铁和富硼渣。
2. The advantages of iron ore-coal pellets covered with iron-concentrate shell are discussed.
   论述了矿煤球团用铁精矿及添加剂包壳的优点。