The paper reviews the comprehensive use of coal gangue in detail.
对煤矸石的综合利用进行了较全面地介绍。
The enormous coal gangue is difficult to use and causes environment pollution.
煤矸石堆积如山，难以利用且污染环境。
Also, the production technology of coal gangue cement and coal spoil bricks is introduced here.
介绍了煤矸石水泥和煤矸石砖的生产技术。
The mass coefficient was brought forward to assess the activity factor of original coal gangue.
引入质量系数法评定原状煤矸石经热活化后辅助胶凝性能的大小。
The mass coefficient was brought forward to assess the activity factor of original coal gangue.
引入质量系数法评定原状煤矸石经热活化后辅助胶凝性能的大小。
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