The Ore Mining Technique Study of Panel Mechanization Cut-and-Fill Stoping Method Used in Deep Mining of Tonglushan Mine;
铜绿山深部开采盘区机械化分层充填法的回采工艺研究
A COMPREHENSIVE MINING TECHNOLOGY STUDY OF THE NO.9ORE BODY OF NIANPANGOU COPPER MINE
碾盘沟铜矿区9号矿体综合开采技术研究
forest mining
"林区开采,见 tree mining"
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Research and Application of Full-mechanized Caving Mining with High Mining Height in Huaibei Mining Area
淮北矿区大采高综采放顶煤开采技术
Exploration on Coal Pillar Recovery on Fully Mechanized Disk Area under Complex Conditions
复杂条件下综采回收盘区煤柱的探索
Research on Reliability of Mining Near Subsided Cavity
塌陷采空区近区安全开采可靠性研究
The whole area has been mind out.
整个地区已被开采完了。
off-tract injection system
开采区外的注入系统
The Study of Mining Method the Water Body for South 2 Mining Area;
大平矿南二采区水体下开采方案研究
A Study of Mining Technology for Hard-to-Mine Ore Body in Eastern Zone of Daye Iron Mine;
大冶铁矿东区难采矿体开采工艺研究
Optimization of the Design of Mining Area and to Mine Reasonably the Coal-Pillar of Mine Surface Plant;
优化采区设计 合理开采工业广场煤柱
Study on the Theory and Its Application of Upward Mining of Left-Over Coal
残采区上行开采基础理论及应用研究
Study on Data Acquisition and Control System in Double-Disc Measuring Apparatus of Involute Tooth Profile;
双盘式渐开线测量仪数据采集与控制系统研究
RESEARCH ON WATER-RESERVED MINING WITH HIGH WATER PRESSURE UNDER LARGE-SCALE THRUST-FAULT IN ORDOVICIAN KARST
高压奥灰水大型逆断层下盘煤层安全开采研究
Study on the Gas Migration in the Goaf Filling of Full-mechanized Mining Working Face
综采工作面充填开采采空区瓦斯运移研究
Collapse Stope Disposing and Mining Practice of Impaired Mined-out Area Residual Mining
塌陷采场处理及采空区破坏残矿开采实践
A Practice to the Mining Preparation of Underground Decline of the Vein
地下矿山盘区脉外斜坡道采准应用实践