... 煤矸石砂 coal gangue sand 没按期交货的情况报告 delinquent status report 煤矸石利用 utilization of gangue ...
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就煤矸石利用技术提出了一种新途径。
In this study, we come up with a new approach to utilizing the gangue as soilless culture substrate.
加强对煤矸石利用的研究，以将其资源化。
So the study on coal slack should be enhanced in order to make it become a sort of resources.
阜新矿区煤矸石的露天堆积，造成矿区环境污染、破坏矿区景观，甚至危害生命财产，煤矸石的综合利用可减少矸石的总量，但对于防治矿区环境的污染效果甚微。
The open dumping of coal gangues in Fuxin mining area causes not only pollute the environmental of mining area, but also destroy the mining area scenery, even endanger the lives and properties.
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