Here we show that Rubin’ s method of the use of two Euler systems to the proofs of lwa-sawa main conjectures of the rat......

探讨了采用分支串流新工艺提高永平铜矿铜银选矿指标与节省药剂成本的先进性,试验结果表明,采用新工艺不仅能大幅提高铜选别指标,......