According to the study in this paper, the pure auriferous pyrite can be prepared by means of gravity or magnetic or electric concentration.

本试验采用重选、磁选、电选三种方法制备含金黄铁矿纯矿物。

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Electric current efficiency, energy consumption, concentration and purity of product are studied.

系统研究了制备过程中的电流效率、能耗、产品浓度和纯度等技术指标。

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The effects of the desalting temperature, washing water ratio, electric volt, demulsifier concentration and the mixing strength on the efficiency of desalting and dehydration were investigated deeply.

本文深入探讨了脱盐温度、冲洗水浓度、脱盐电压、破乳剂浓度以及混合强度对电脱盐脱水效果的影响。

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All this translates into live performances that are electric with accumulated concentration.

WSJ: Orpheus Chamber Orchestra | Personal Code of Conduct | By Corinna da Fonseca-Wollheim