1.
An area in which deposits of coal are found.
煤矿区发现煤矿层的区域
2.
Coal Rank Distribution in No.3 Surface Minefield,Juhugeng Coalmine Area
聚乎更煤矿区三露天煤类分布的探讨
3.
Study on the characteristics and variation regulations of coal quality in A'ai mining area of Tabei coalfield
塔北煤田阿艾煤矿区煤质特征及其变化规律
4.
The Status Quo and Plans on CBM Exploitation & Utilization inShanxi Coking-Coal Mining Areas
山西焦煤矿区煤层气开发利用现状与规划
5.
Technical Study on Leading Exploitation Underground Coal Bed Methane in Coal Mine-scale;
煤矿区的井下煤层气超前开发技术研究
6.
Strategic Thinking on Coal Mine Methane Development in China;
关于我国煤矿区煤层气开发的战略性思考
7.
CHAPTER V PROTECTION OF COAL MINING AREAS
第五章 煤矿矿区保护
8.
Research on Top-coal Caving Difficult Degree of 8-1 Coal Seam of Baode Colliery in Shendong Mining Area
神东矿区保德煤矿8-1煤顶煤可放性研究
9.
3D seismic exploration technology for lower coal group in gob area
煤矿采空区下组煤三维地震勘探技术
10.
Study of Ore-forming Potential of Gallium in Coal for the First Group of State Programmed Mining Districts
首批煤炭国家规划矿区煤中镓的成矿前景
11.
Code for design of district station and chambers of coal mine
煤矿矿井采区车场和硐室设计规范
12.
Code for the general design of coal mine area
煤矿工业矿区总体设计规范
13.
Research on the Carry Capacity of Resources and Environment for the Large-Scale Coal Mining Area
大型煤矿矿区的资源环境承载力研究
14.
Comprehensive Prevention of Rock-burst in 307 Panel in Meiyukou Colliery
煤峪口矿307盘区冲击矿压综合防治
15.
Scientific and reasonable determination of salary per ton coal mined for coal mining teams at coal mines;
煤矿采煤区队吨煤工资单价科学合理的确定
16.
Analysis on Stability of Coal Pillar in Goaf Area of No.11 Seam in Tangshangou Mine
唐山沟煤矿11号煤层采空区煤柱稳定性分析
17.
Gas-adsorption-swelling characteristics after water injection to fat coal from the Malan Mine,the Gujiao coalfield of Shanxi Province
山西古交矿区马兰煤矿肥煤注水后煤体吸附膨胀行为
18.
The Coal Measures Sediment and Coal-accum-ulating Principles in Xichuan Reconnaissance Area of Xunyi-Yaoxian Mining Area
旬耀矿区西川普查区煤系沉积与聚煤特征