1.
EVOLUTION LAWS OF STEP OVERLYING STRATA UNDER LARGE MINING HEIGHT AND WATER INRUSH PREVENTION
大采高开采覆岩台阶错动演化规律及突水防治
2.
A study on the feasibility of high seam mining in #3 thick coal seam of Wangzhuang Coal Mine
王庄煤业3~#厚煤层大采高开采可行性探索与研究
3.
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
4.
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
5.
Surrounding Rock Controlling Technology and Practice of Large Mining-height Mining Face with Hard Roof and Hard Coal
“两硬”大采高围岩控制技术及开采实践
6.
Research on Mining Technology with High Mining Height and Development of Powered Support for High Mining Height
大采高技术与大采高液压支架的开发研究
7.
Research on Large Mining Height Technique for Thick Coal Seams
厚煤层大采高全厚开采工艺研究与应用
8.
Theory study on the load on support of long wall with top coal caving with great mining height in extra thick coal seam
特厚煤层大采高综放开采支架外载的理论研究
9.
Mining all Height at One Time Technology of Large Mining High Angle Compound Mining Working Face
大采高大倾角综采工作面一次采全高回采工艺
10.
To laugh heartily and boisterously.
哄然大笑开心地，兴高采烈地大笑
11.
Improving Extraction Technology By the Support of Comprehensive Mining;
普通综采支架加大采高回采技术实践
12.
A hearty, boisterous burst of laughter.
哄笑，狂笑开心的，兴高采烈的一阵大笑
13.
if the highest bidder was a strip mining company, the Canyon would be mined.
如果出价最高的竞买人是露天采矿公司，大峡谷将会被开采。
14.
Study on Coal Rock Caving Laws and Technological Parameters of Top-Coal Caving of Fully Mechanized Mining with Great Cutting Height for Thick Coal Seam;
厚煤层大采高综放开采的煤岩冒放规律及放煤工艺参数研究
15.
Research and Extracting Status of Large Angle and Large Length Coal Seam in China
我国大倾角、大采长煤层开采研究现状
16.
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
17.
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
18.
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