It is the world's top producer of cadmium, gold, indium, iron ore, lime, lead, manganese, mercury, molybdenum, phosphate, salt, tin, tungsten, vanadium and zinc.
中国是世界许多原材料的生产大国，其中包括镉、金、铟，铁矿、石灰、铅，锰、汞、钼、磷、盐、锡、钨、钒和锌。
The paper introduces the recovery of Tungsten and the preparation method of copper salt from waste W-Cu alloys on treatment process.
介绍了用无机强酸处理废钨铜合金回收金属钨和铜盐的方法及其工艺模式。
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