This paper expounds the comprehensive utilizationofgangue and the principle of the techniques, and analyses the main problems in utilizationofgangue.
本文阐述了煤矸石综合利用途径及工艺原理，分析了当前煤矸石综合利用中存在的主要问题。
2
This paper analyzes on the harmfulness of the gangue on the natural environment, and probes into the effective paths for the utilizationof the gangue.
分析了煤矸石对自然环境的危害，探讨了利用煤矸石的有效途径。
3
This paper introduces the harmfulness of the gangue, and expounds the input and benefit of the comprehensive utilizationof the gangue in Xishan Mining Area.