【摘要】 随着我国社会经济的快速发展,煤矿生产行业和生产过程中所使用的机械技术也得到了前所未有的发展。在煤矿生产过程中,生产事故发生率最高的地点就是工作面的端头,回采工作面的安全生产和快速推进情况会受到端头支护情况的直接影响,所以,加强工作面端头支护设计对于提高煤矿生产的工作效率和安全性具有十分重要的意义。更多还原

【Abstract】 Along with our country social economy rapid development,coal production industry and the production process the use of mechanical technology also got unprecedented development.In coal mine production process,production accident rate is the highest place the end,stoping working faces in safe production and rapid propulsion situation will be affected by end support of the direct effect,therefore,strengthen the working face end support design to improve the working efficiency of the coal mine production and safety have very important significance.更多还原