1.
Application of short wall fully caving coal mining method in Shendong coal mine area
短壁全部垮落采煤法在神东矿区的应用
2.
Research On Mining Technology of No-pillar Complete Caving Shortwall Mechanization
无煤柱完全垮落短壁机械化开采技术研究
3.
Roof breaking law along top-coal caving face
综放开采沿工作面倾向顶板垮落规律
4.
Numerical Simulation of Automatic Coal-dropping Discipline of Deep-state Small Faults Mining
深部小断层开采自动落煤规律的数值模拟研究
5.
Main roof first collapse law and measure of controlling roof in seam with approximate shallow depth
近浅埋煤层老顶初次垮落规律及控顶措施
6.
An overview of British legislation in coal industry health and safety
英国采煤业职业健康与安全立法综述
7.
The Theoretical Study on Cyclone Disaster Caused by Stope Roof Falling over Great Extent;
采场顶板大面积垮落的飓风灾害的理论研究
8.
Numerical model of nonlinear flow-diffusion for gas mitigation in goaf and atmosphere
采空垮落区瓦斯非线性渗流-扩散模型及其求解
9.
Research on Air Bumping Disaster Induced by Large Roof Falling in Goaf
采空区顶板大面积垮落的空气冲击灾害研究
10.
DETERMINING THE HEIGHT OF COLLAPSE AND FRACTURE ZONE WATER-TRANSMITTING IN MINED-OUT AREA BY MEANS OF BOREHOLE
利用钻孔确定采空区垮落带和导水裂隙带高度
11.
Sampling of coal in seam
GB482-1995煤层煤样采取方法
12.
Research on Ventilation Safety Key Technology of Wongawili Mining Method
旺格维利采煤法通风安全关键技术研究
13.
Optimal Design of Coal Auger Transmission Part Based on Genetic Algorithm
基于遗传算法的螺旋钻采煤机传动部优化设计
14.
In underground mining the method of breaking up ore varies. Huge machines called continuous miners can be used for soft deposits like salt or coal.
地下开采所用的落矿方法有多种。对于盐或煤等松软矿床，可用联合采矿机开采。
15.
The ConstructionAnalysis of Anti-Well Method Through Falling Soft Rock Section
反井法施工立井井筒过软岩垮落段实践分析
16.
While building this castle, the King (Ludwig 2.) went bankrupt and thus could not finish this castle.
在建造这座城堡的时侯，路德维格二世垮台，于是无法完成全部城堡的修建。
17.
Design of Key Components of Hydraulic Roof Support Mining Total Height under "Three Soft" and Unstable Coal Seam
三软不稳定煤层一次采全高液压支架关键部件设计
18.
A test calculation of the stope slope in Shenfu Dongsheng and Jungar coal fields by using this method gives a more safety reserve of the slope.
本方法经神府－胜及准格尔煤田采场斜坡验算，得知两煤田采场斜坡还有较大的安全储备。