Mo Zhi
Abstract
Through plane ore drawing experiment and economic analysis, the structural parameters of sublevel caving method without floor pillar in Dongdashan mine were improved, the commercial test was carried out and the orientation of optimizing indexes of mining method was put forward.
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Through plane ore drawing experiment and economic analysis, the structural parameters of sublevel caving method without floor pillar in Dongdashan mine were improved, the commercial test was carried out and the orientation of optimizing indexes of mining method was put forward.
Key concepts: Pillar, Mining engineering, Geotechnical engineering, Geology, Engineering, Structural engineering