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我国新疆某地的铌钽矿,先经重选,后经磁选,得到含有铀、铌、钽、锆、铪的无磁尾矿。该尾矿的组成见表1。
The niobium-tantalum ore in a certain place in Xinjiang of China was first re-selected and then subjected to magnetic separation to obtain a non-magnetic tailing containing uranium, niobium, tantalum, zirconium and hafnium. The composition of the tailings in Table 1.