首页>
外国专利>
METHOD FOR DETERMINING THE CRACKS IN BORDER AREAS undermined by rock mass
METHOD FOR DETERMINING THE CRACKS IN BORDER AREAS undermined by rock mass
展开▼
机译:确定岩体破坏的边界区域裂缝的方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
method u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 u043fu043eu0434u0440u0430u0431u043eu0442u0430u043du043du043eu043c zone cracks in the rocks, including a phased drilling wells in the side of the u043fu0440u043eu0441u0442u0440u0430u043du0441u0442 u0432u043eu0441u0441u0442u0430u044eu0449u0435u0439 wa of the preparatory design, u0438u0437u043eu043bu00a0u0446u0438u044e u043eu043fu0440u043eu0431u0443u0435u043cu043eu0433u043e interval wells at each stage, the fixation of its depth and measurement of air u0434u0430u0432u043bu0435u043du0438u00a0 interval in selected considerable period of time, comparing it with the pressure outside the interval.the determination u043fu0435u0440u0435u043fu0430u0434u0443 u0434u0430u0432u043bu0435u043du0438u00a0 u0438u0437u043cu0435u043du0435u043du0438u00a0 u0434u0432u0438u0436u0435u043du0438u00a0 air speed in the borehole, the graphic construction of the upper and lateral limits of the zone of fracture, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 order that well before the u0437u0430u043cu0435u0440u043eu043c u0434u0430u0432u043bu0435u043du0438u00a0 at every interval of clients of mine system, compressed air, and then cover the mouth of the jumper, and dr. u0430u0432u043bu0435u043du0438u0435 u043fu0435u0440u0435u043au0440u044bu0442u0438u00a0 u0438u0437u043cu0435u0440u00a0u044eu0442 before and after him.
展开▼