Keywords gentle dip orebody of fracture zone type;cementation filling with crushed stone in the order of orebody section;sectorial dry filling method;Yu-Er-Shan Gold Mine;

 
  • 缓倾斜破碎带型矿体;分条块(碎)石胶结充填法;扇形干式充填采矿法;鱼儿山金矿;
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