There is a large resource of tailings produced by dressing plant of Tonglushan Copper-Iron Mine.
铜绿山铜铁矿保有大量选厂生产的尾矿资源。
The oxidized copper ore of Tonglushan Copper-iron Mine has low copper grade and abundant mud, and is hard to treat.
论述了化学选矿新工艺处理铜绿山铜矿低品位高含泥难选氧化铜矿石的可行性；
The geophysicists went on to conduct a second test in an abandoned copper mine in Arizona, using 25 iron plates spaced at various intervals in tunnels up to 45 metres below ground.
地球物理学家又在亚利桑那州一个废弃的铜矿矿井进行了第二次试验，他们将25块铁板有间隔的放置在地下45米出的坑道中。
应用推荐