【摘要】 介绍了块体理论的基本原理及分析方法，并将该理论用于铜坑锡矿细脉带５７０水平下盘运输巷道顶板稳定性分析将块体理论运用于地下矿山采场巷道的稳定性分析，不仅是对岩体结构分析法的补充，同时作为一种尝试，为正在发展与完善中的块体理论的应用开辟一个新的领域更多还原

【Abstract】 After the basic principles and analytic method of block theory have been introduced,they are used for the roof stability analysis of footwall houlage drift leved 570,in the stringerlode of Tongkeng Tin Mine Applying the block thery to the stability analysis of underground mines stope opening enriches rock mass structure analysis theory Besides,it opens up a new field, as an attempt,for the application of block theory,which is developing and improving continuously更多还原