目前选矿工艺中最常采用的是沉降分析法。
Grain sizing by sedimentation is now widely used in ore dressing.
采用X射线荧光光谱法，以铑靶的康普顿散射线强度为内标，测定了铁矿石选矿流程样品中的铌和钍。
The Nb and Th in iron ore from the beneficiation process were measured with XRFS, by using the Compton Scattered_light intensity of Rh_target as internal standard.
目前钽铌矿的选矿多以重选为主，但重选法选别细粒钽铌矿的回收率非常低。
At present, most of Ta-Nb ores are processed by use of gravity concentration, with which the recovery of fine-grained Ta-Nb mineral is very low.
利用正交试验法对丰山铜矿2004年度预选矿石进行了浮选条件试验。
The previous experiment of flotation conditions was carried out by use of orthogonal experimental method for the mineral processing production of 2004 year in Fengshan Copper Mine.
本文针对选矿-拜耳法工艺的经济性与资源利用率之间可能存在的问题开展了分析研究。
A study on probably exist between utilization of bauxite resources and eco-nomic performances of the technology of Ore Dressing-Bayer Process.
铝土矿选矿精矿粒度对精矿脱水过滤及拜耳法生产氧化铝具有重大影响。
The grain size of bauxite concentrate during the beneficiation of bauxite has key effect on the dewatering and filtration of the concentrate and Bayer alumina production.
选矿拜耳法；
当选矿尾矿铝硅比低于拜耳法赤泥铝硅比时，提高精矿铝硅比不仅将提高经济效益而且不降低资源的利用率。
Moreover, when the ratio of aluminum to silicon of the tailing resulted from ore dressing is lower than that of the red mud resulted from ore processing with Bayer Process…
当选矿尾矿铝硅比低于拜耳法赤泥铝硅比时，提高精矿铝硅比不仅将提高经济效益而且不降低资源的利用率。
Moreover, when the ratio of aluminum to silicon of the tailing resulted from ore dressing is lower than that of the red mud resulted from ore processing with Bayer Process…
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