【摘要】 煤矸石是采煤和选煤过程中的排弃物,其长期推放,不仅占用土地,而且污染大地和地下水,还能造成自燃。利用煤矸生产绿色建材资源化综合利用,可节约大量的土地,具有很好的环境、社会和经济效益。更多还原

【Abstract】 Coal gangue is kind of discharge materials in process of excavating coal deal of picking coal.With the long time stacking,coal gangue may not only engrosses a great deal of land but also pollutes the air and underground water and induces spontaneous combustion.Producing green materials by using coal gangue can save much soil and have a very good benefit in the field of environment,soiety and economy.更多还原