To make full use of the existing ore resource and widen the existence space, industrial test on rare-earth separation from the tailings was carried out.
为了充分利用现有的原矿资源，拓宽生存空间，进行了在磁铁矿尾矿中选稀土的工业试验。
To make full use of the existing ore resource and widen the existence space, industrial test on rare-earth separation from the tailings was carried out.
为了充分利用现有的原矿资源，拓宽生存空间，进行了在磁铁矿尾矿中选稀土的工业试验。
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