Measures for raising ore dressing recovery in indongpo gold mine 提高银洞坡金矿选矿回收率的措施
2.
It shall see to it that the recovery rate and impoverishment rate in mining and recovery rate in ore - dressing meet the design requirements 矿山企业的一采回采率、采矿贫化率和选矿回收率应当达到设计要求。