露天铁矿和选矿作业，主要为磁铁矿的开采与选别。
The primary business of the mine is mining and separation of magnetite.
这个分离效率计算式不仅适用于选矿各作业，同样也适用于有分离过程的其他行业。
This formula not only applies to ore dressing operation, but also applies to separating operation of the other professions.
综述了近年我国铁矿石选矿在矿石准备作业、选矿工艺、设备及药剂和产品后处理作业的技术进展。
The technical advances in Chinas iron ore beneficiation such as ore preparation, concentration technology, equipment and reagents and after treatment of products are reviewed.
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