Based on a large number of data gathered through monitoring and surveying, this paper gives modifica-tion and calculation formulas of the movement and deformati
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