1.
Study on the Boundary Roof Pillar Optimization in the Transition from Surface Mining to Underground Mining in Daxingshan Mine;
大杏山铁矿露天转井下境界顶柱优化研究
2.
Research on Numerical Modelling of Ground Surface Sag Prediction under the Condition of Open-cutting
露天转井工开采条件下地表沉陷预测数值模拟研究
3.
Application of Chamber Blasting for Opencast Working Instead of Underground Working in Coal Mine with Fire(Down)
硐室爆破在火区煤矿井采转露采中的应用(下)
4.
Determination of Reasonable Horizontal Distance Between Open-Off-Cut and Slope Under the Combined Mining Mode of Open-Pit with Underground Mining
井工-露天联采模式下井工开切眼与边坡合理距离的研究
5.
Practice of ventilation and winter proofing in underground mine that is changed from open pit
露天转地下矿山通风防寒工作的实践
6.
Establishment of 3D Model & Exploitation Design for Transition from Open Pit to Underground in 701 Mine
701矿3DM构建与露天转地下开采设计
7.
The Study on The Forecast of Water Inflow during Turing Open Pit into Undergound Mining in ShiRengou Iron Mine;
石人沟铁矿露天转地下开采地下涌水预测研究
8.
A STUDY ON GROUND CONTROL DURING OPEN PIT MINING TRANSFERRING TO UNDERGROUND MINING IN ZHEYAOSHAN COPPER MINE
白银折腰山铜矿露天转地下开采地压研究
9.
The Technical Research of Safe Backstoping Craft of the Undermining of the Eastern Open-pit of Daye Iron Mine;
大冶铁矿露天转地下安全回采工艺的研究
10.
3-D Numerical Research on the Slope in Mining Transferred from Open-pit to Underground;
露天转地下开采的边坡三维数值模拟研究
11.
Study to Influence on the Stability of Mine Rock in the Transition from Surface Mining to Underground Mining;
露天转地下开采对矿岩稳定性影响的研究
12.
Study on High Efficient Mining Scheme for Xiaowanggou Iron Mine to Transfer from Open-Pit into Underground Mining
小汪沟铁矿露天转地下高效开采方案研究
13.
Experiment Study on the Air Leakage Characteristics of the Capping in Underground Mining Turned from Open-Pit Mining
露天转地下开采覆盖层漏风特性的实验研究
14.
Design practice of transferring open pit mining into underground mining in Xingshan iron mine
杏山铁矿露天转地下开采工程的设计实践
15.
Stability Forecast and Deformation Measurement of High Slope for Transition from Open-pit to Underground Mining
露天转地下开采高边坡变形监测与稳定性预测
16.
Study on Debris Flow Forming Reasons in Overburden Layer During Transition Mining from Open Pit Mine to Underground Mine
露天转地下开采覆盖层形成泥石流原因的研究
17.
Study on Fault's Influence to Goaf in Underground Mining Transferring from Open-Pit in Complex Situation
复杂条件下露天转地下开采断层对采空区影响研究
18.
Surface mining is the process of excavating mineral deposits directly from the surface of the ground without costly shafts or tunnels into the earth.
露天采矿就是不用在地下挖掘费用高昂的井巷而直接从地表采矿的方法。