Qian Xiang-hai
Abstract
Considering the experience with management underground, according the mining method of thick coal seam in geological structure area and in deep pressure section, the mining method and technology of sublevel caving is introduced.
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Considering the experience with management underground, according the mining method of thick coal seam in geological structure area and in deep pressure section, the mining method and technology of sublevel caving is introduced.
Key concepts: Coal mining, Mining engineering, Geology, Section (typography), Coal, Hydraulic pressure, Geotechnical engineering, Petroleum engineering