论文部分内容阅读
介绍了巨野煤田彭庄煤矿首采工作面的矿压观测结果,通过观测和分析,掌握了其顶板运动规律,为巨野煤田内同类井田围岩条件下采煤工作面的顶板管理以及支护设计提供了理论依据。
This paper introduces the rock pressure observation results of the first working face of Pengzhuang coal mine in Juye coalfield. Through the observation and analysis, it masters the law of roof movement, which is the roof management of the coal mining face in the surrounding rock of similar field in Juye Coalfield. Protection design provides a theoretical basis.