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对碎矿除尘水及尾矿中的磁性铁进行回收。
The water in dust removal of crushing process and the magnetite in tailings have been recovered.
从功耗学说、破碎概率及碎矿粒度上阐明多碎少磨的理论依据。
The theoretical basis of more crushing and less grinding has been clarified from power consumption theory, crushing probability and granularity.
残积层钽铁矿：残积层钽铁矿发现于由碎片和小鹅卵石成分的碎矿中。
Eluvial tantalite: eluvial tantalite is found in rubble consisting of fragments and pebbles of varied composition.
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