论文部分内容阅读
悬移支架放顶煤工作面的撤面作业具有工序复杂、时间长， 对顶板影响较大的特点。文章根据生产实践， 介绍了撤面作业中的工序安排、支架回撤方法以及注意事项。
Suspending support caving face working surface with a complex process, a long time, a greater impact on the roof features. According to the production practice, this article introduces the procedure of withdrawing from the surface, the method of withdrawing the stent and the precautions.