iron-oxides

常见例句

• Traditionally, iron oxide is converted to the metal in a blast furnace.
  傳統上，鉄氧化物在高爐裡會轉化爲金屬。
• To recover iron from its ores, the oxides are reduced by heating together with coke and limestone.
  爲了從鑛石中提鍊鉄，必須在鉄氧化物中加焦炭和石灰石進行加熱，還原出鉄來。
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