1.
retreating mining method
后退式开采法(采矿)
2.
forest mining
"林区开采,见 tree mining"
3.
mining concession
矿山开采（特许）权
4.
To discover and open(a vein or deposit) in mining.
采采矿时发现和开采出（矿脉或矿床）
5.
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
6.
He has started to mine coal secretly.
他已经开始秘密开采媒。
7.
Overhand stoping indicates working from a lower to an upper level; underhand stoping is the opposite, from an upper level to a lower level.
上向回采是指从下往上开采，下向回采则相反，从上往下开采。
8.
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
9.
Technology of30kt/d Full-mechanized Mining with Large Mining Height in Large Angle Coal seam
日产30kt大采高大倾角综采工作面开采技术
10.
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
11.
natural depletion oil recovery
天然能量开采的原油采收率
12.
overhand cut and fill
上行分层采掘充填开采法
13.
Vertical dip mining system for fully mechanized face under the condition of large dip angle (24°)
大倾角24°条件下综采俯斜开采技术
14.
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
15.
The Research in Large Tilt Angle Coal Seam Mining of Its Plank Moving and Controlling;
大倾角仰斜开采采场顶板控制的研究
16.
Study on Rules of Mining Damage Caused by Open-pit with Under-ground Mining;
露天地下联合开采采动损害规律研究
17.
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
18.
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