摘要
煤炭是我国目前重要的能源之一,伴随着煤炭的大量开采,其副产物煤矸石也大量出现。介绍了煤矸石的定义、组成、危害,探讨了煤矸石的利用途径。
The coal is one of the important resources in China at present.And along with the bulk mining of the coal,its by-product,coal gangue occurs in large quantities.This paper introduces the definition,components and harmfulnesses of coal gangue,and probes into the utilization of coal gangue.
出处
《科技情报开发与经济》
2010年第31期159-161,共3页
Sci-Tech Information Development & Economy
关键词
废弃煤矸石
利用途径
危害性
waste coal gangue
utilization
harmfulness
