1.
Sampling of coal in seam

GB482-1995煤层煤样采取方法
2.
Chinese classification of in seam coals

GB/T17607-1998中国煤层煤分类
3.
Crawley midget miner

克劳雷薄煤层采煤机
4.
Shale underlies coal.

页岩层在煤层之下。
5.
Study on Genesis of Coal Structure of No.8&10 Coal Seams in Luling Mining

芦岭煤矿8、10煤层煤体结构成因探讨
6.
The Baie exploration area of 10~# coal seam of CBM exploration

白额勘探区10~#煤层煤层气初探
7.
Technology of coal seam Short-wall water injection to realize dustproof

开展煤层短壁注水 实现煤层综合防尘
8.
CBM development potential of high rank coal with reference to Qinshui coal field,Shanxi

高煤级煤的煤层气开发潜力——以沁水煤田为例
9.
layer,(eg of coal,between layers of other materials,eg rock,clay)

(夹层中的) 层(如石层、黏土层之间的煤层);矿层.
10.
Comparison of strata movement between section and slicing of top coal mining in steep and thick seams
急斜厚煤层分层与分段放顶煤岩层移动对比
11.
Analysis of Reservoir Characteristic and Affection to Desorption of Coalbed Methane

煤层气的储层特征及其对煤层气解吸的影响
12.
Technology of Gas Outburst Elimination,Gas and Coal Dust Management with Water Injection in Coal Seam at Coal Face in "Three Soft" Coal Seam
“三软”煤层采煤工作面煤层注水消突治理瓦斯、煤尘技术
13.
New Research on Overlying Coal Seam Effects Induced by Nether Super-thick Coal Seam Exploitation in Coal Group
煤层群下伏特厚煤层综放开采对上覆煤层影响的技术探讨
14.
Identification of coal block tcxture with core and application

用钻孔煤心鉴别煤层煤体结构及其应用
15.
Research on Equipments Coordination for Shearer in Soft Coal Thin Seam with Hard Roof

硬顶软煤薄煤层滚筒采煤机设备配套研究
16.
Seam Comparison of Main Coal-bearing Section in Wujianfang Coalfield in Mogolia

内蒙五间房煤田主要含煤段煤层综合对比
17.
New Technique of Driving Cross-cut through Coal Seam with High Bursting Danger

高瓦斯突出煤层石门揭煤后过煤门新工艺
18.
Application of Coal Plow Made in Xinqiang Coal Mine in Thin Coal Seam

新强煤矿自制刨煤机在薄煤层中的应用管理