A new method using high water-content material to mechanically fill cross-roadways to form artificial bottom for coal faces was introduced. The reasonable deter
Based on boreholes and dynamic development data, the control over karstification of buried carbonate hill reservoir in Renqiu oil field was studied. The result
Because there are plenty of clay particles in the flush fluid of Pingguo Aluminum Mine, the consolidation technology in geotechnical engineering was adopted to