“精矿”常见的英文表达是 “concentrate” ,也可用 “concentrated ore” 来表示,不过 “concentrate” 使用更为普遍。
例如:
This factory mainly processes iron ore concentrate.(这家工厂主要加工铁精矿。)
We need to transport the copper concentrate to the smelter.(我们需要把铜精矿运到冶炼厂。)