为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

采用活性氧化镁从含锰、镁的硫酸盐介质中选择性沉淀富集镍、钴。结果表明，最佳沉淀条件为：浆化后添加理论量2倍的活性氧化镁，反应停......

The Nome nickel laterite deposit is located in the North East of Albania. The ore deposit, developed between ultramafic ......