由于原铝土矿与氧化铝生产工艺不同，赤泥中铁含量也各不相同，应根据赤泥的特点，采用相应的工艺对其中的铁进行回收。
Due to different alumina production, the content of iron in red mud is different; we should take corresponding way to recover iron during to the characteristic of red mud.
由于原铝土矿与氧化铝生产工艺不同，赤泥中铁含量也各不相同，应根据赤泥的特点，采用相应的工艺对其中的铁进行回收。
Due to different alumina production, the content of iron in red mud is different; we should take corresponding way to recover iron during to the characteristic of red mud.
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