1.
The Roof Control Technology of Roadway under the Gob Clamps Gangue of Slicing Coal
空区夹矸下煤分层回采巷道围岩控制技术
2.
Analysis of Bursting Proof Problem in Mining near Loose Coal Seam Under Weishan Lake in Cuizhuang Coal Mine
崔庄煤矿湖下近松散煤层开采防溃问题分析
3.
Prospect Analysis of Coal Resource Burried under Red Stratum in Honglingping Mining Area
红林坪矿区红层下煤炭资源前景分析
4.
Analysis on permeability of key water isolated stratum under seam floor and under stress function
应力作用下煤层底板关键隔水层渗透性分析
5.
Shale underlies coal.
页岩层在煤层之下。
6.
Chinese classification of in seam coals
GB/T17607-1998中国煤层煤分类
7.
DELICATE TREATMENT AND ANALYSIS OF WEAK REFLECTION WAVE FROM WEAK THIN COALSEAM UNDER COMPLICATED CONDITIONS
复杂条件下薄煤层弱反射波的精细处理与分析
8.
Simulation analysis of steep seam mining under rainfall condition
降雨条件下急倾斜煤层开采的仿真分析
9.
Coal Looking under the Upper Jurassic Magmatic Rocks in Fujian Province
福建省上侏罗统火山岩覆盖层下找煤分析
10.
He moved the coal cakes away, and there was only coal dust left on the floor.
他把煤饼搬走了, 地下只剩下一层煤末。
11.
Countermeasures for Safe Mining on Periphery Fire Zone of Second Layer Fully Mechanized Working Interface of Gas Intense Thick Coal Seam
高瓦斯厚煤层二分层综采工作面外围火区下安全开采的对策
12.
Water Environmental Effects Caused by Rapid Slice Mining for Medium-Thickness Coal Seam Under Water Body
水体下中厚煤层分层快速综采的水环境效应研究
13.
The Application of the Roof Control Technology on the Layer Mining Face under the Contiguous Seam of Silaogou Coal Mine
四老沟矿极近距离煤层下分层工作面顶板控制技术应用
14.
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
15.
Power Supply Plan for Thin-layers in Fully-mechanized Mining
煤矿井下薄煤层综采工作面供电方案
16.
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
17.
rill cut and fill method
倾斜分层充填采煤法
18.
Water Prevention and Control Technology of Seam Mining Under Thin Floor Condition
薄层底板条件下煤层开采防治水技术