论文部分内容阅读
由于条带开采中岩层移动的剧烈区在煤柱上下一定范围内 ,因此 ,本文从两个方面对该范围的岩层移动机理进行简单分析 ,得到了一些基本规律
Because of the strata moving in strata mining, the violent area is within a certain range of coal pillar. Therefore, this paper analyzes the movement mechanism of strata in this area from two aspects and obtains some basic rules