论文部分内容阅读
从地质方面入手 ,论述了云冈井田“三下”压煤的特征 ,并对云冈井田“三下”压煤的开采作出了可行性分析。
In terms of geology, the characteristics of the “three times” pressure coal in Yungang mine field are discussed, and the feasibility of “three times” pressure coal mining in Yungang mine field is analyzed.