The definition of iron resource efficiency was given, and the method to calculate iron resource efficiency was worked out.

定义了“铁的资源效率”，给出了铁资源效率的计算方法。

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Recent years, with the rapid increase of the productivity of steel industry usage efficiency of the resource of iron ore become crucial.

特别是近年来随着我国钢铁产能的迅速提升，铁矿石资源的利用问题愈发突出。

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It obtains an good effect on the study of reclaiming iron from iron tailing, raises the using of resource efficiency, earns an importance significance in the economy and society.

赤铁矿尾矿是工业的固体废弃物，赤铁矿尾矿的综合利用不仅能消除尾矿对环境的危害，又能作为资源进行回收利用，具有较好的环境效果和较高的经济利益。

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