1.
Study on control of secondary salinization within development experiment area with method of impermeable layer-blasting
利用爆破不透水层法治理发展实验区次生盐渍化探析
2.
Research on splitting technical of coal bed deep-hole cumulative blasting to improve permeability
煤层深孔聚能爆破致裂增透工艺研究
3.
Study on Uncovering Low Permeable Coal Seam Through Cross Cut by Deep-hole Blasting Technology to Increase Permeability of Coal Seam;
石门揭穿低透气性煤层深孔爆破增透技术研究
4.
Technic Study on Increasing Permeability of Deep-hole Presplitting Blasting and Its Application in Low Permeability Coal Seam;
低透气煤层深孔预裂爆破增透技术研究及应用
5.
impermeable barrier
不可渗透层;不渗水层;不渗透遮挡层;不透层;不透水隔层
6.
Study on the Technology of Long-hole Pre-splitting Blast Controlling in High Gas Coal Seam to Increase Permeability;
高瓦斯煤层深孔控制预裂爆破增透技术研究
7.
Research and Application of Deep-hole Blasting Antireflection Technique in 3_2 Coal Seam of Qi-nan Coal Mine;
祁南矿3_2煤层深孔爆破增透技术的研究及应用
8.
Application of Rapid Excavation in Roadway of Low Gas Permeability & Outburst Coal Seam Based on Deep-hole Pre-splitting Control Blasting
卸压爆破在低透气突出煤层快速掘进中的应用
9.
Numerical simulation on increase of permeability using deep-hole pre-splitting explosion in coal seam
高瓦斯煤层深孔预裂爆破增透数值模拟试验
10.
Practice on Relieving Shot Controlled by Borehole and Increasing Air Permeability Coefficient of Seam
钻孔控制卸压爆破增加煤层透气性系数的实践
11.
Test on Pressure Released Blasting Applied to Seam Opening of Cross-Cut in High Gassy and Low Permeability Seam
高瓦斯低透气性煤层石门揭煤卸压爆破试验
12.
Analysis and Numerical Simulation on Relieving and Gas Permeability Effect of Cross Controlled Blasting
穿层控制爆破的卸压、增透作用分析及数值模拟
13.
Model Test Research about the Fixing Methods of Tunnel s Water-tight Layer;
隧道不透水层确定方法模型试验研究
14.
Study on the Pliability Cushion Explosion Method and Effectively of the Protected Level of Dam Foundation Rock s Excavating;
大坝基岩保护层开挖中柔性垫层爆破方法及爆破效果研究
15.
Study on Effect of Intensified Increasing Permeability by Deep-hole Presplitting Blasting in High Gas and Low Permeability Coal Seam
高瓦斯低透气性煤层深孔预裂爆破强化增透效应研究
16.
Technology of Passing Through Faults Directly Using Explosion Method with Pre-retaining Coal at Face
工作面预留煤爆破法直接过断层技术
17.
Numerical Simulation of Different Detonation Modes for Underwater Drilling Blast
水下钻孔爆破不同起爆方式的数值模拟
18.
The external layer of the skin is relatively impermeable to water.
皮肤的外层不透水。