大家在查：轮环球 chapmen 维克多•查普曼 vociferating Brencher Hilmar sthenic Hilma landing strips 1279年

留巷

网络retained roadways

留巷

留巷

retained roadways

尾巷留巷,stay... ... ) reserve tail road method 预留尾巷法 ) retained roadways 留巷 ) tail draft 尾巷 ...

2

Technology on retaining roadway on original site in goaf after coal mining face crossing rise is put forward .

提出一种回采工作面过上山采空区原位留巷技术。

4

Stress evolution of an irregular pillar protected roadway system remained along goaf in fully mechanized top-coal caving mining field

综放沿空异形煤柱留巷系统力学场演化规律

5

Cause analysis on roof broken in mine gateway retained for next sublevel in Xinghua Mine as well as prevention and control

杏花煤矿沿空留巷顶板破碎原因分析及其防治

6

To Leave Roadway in Mining Face

高档普采工作面的沿空留巷

7

Mine roadway retained for next sublevel applied to coal mining face through oblique crossing fault

沿空留巷在采煤工作面过斜交断层中的应用

8

Application of gob-side entry retaining technology to transportation gateway of fully mechanized longwall mining face

沿空留巷技术在综采工作面运输顺槽的应用

9

Measurement and analysis of mining stress in roadway protected by irregular pillar remained along goaf in mechanized top-coal caving

综放异形煤柱沿空留巷矿压监测

10

Skills To Fill Up The Left Empty Tunnel Beside The Tunnels With High- Water Materials

高水材料巷旁充填沿空留巷技术

11

The influence of characteristics of stowing material to surrounding rock stability in gob-side retaining entry with top-coal caving

充填体特性对综放沿空留巷围岩稳定性的影响

12

Deal with geological faults in the face by applying goaf side roadway retained technique

应用沿空留巷技术处理工作面过断层

13

Anchor reinforced support and parameter optimization for side wall of mine roadway retained for next sublevel

沿空留巷巷旁锚索加强支护与参数优化

14

Main Parameters of Pack-Filling for Retained Gob-Side Entry and Its Adaptability

沿空留巷整体浇注护巷带主要参数及其适应性

15

Development prospect of technique of retaining gob-side entry in fully mechanized top-coal caving face in Lu'an mining area

综放沿空留巷技术在潞安矿区的发展前景分析

16

Support Technology for Gob -Side Entry Retaining Along Advanced Gateway Heading of Retreat Slicing Face

分层开采后退式超前掘进巷旁支护沿空留巷技术

17

Technology of Preventing Spontaneous Ignition in Gob Area Along Road Retained for Next Sublevel

沿空留巷防治采空区煤炭自燃技术

18

Practice and Approach to Coal Wining in Gangway Retained for next Sublevel of Fully Mechanized Caving Face

综放面运输顺槽沿空留巷回采实践与探讨

19

Roof cracking reason analysis about gob-side entry retaining under initiative support

主动支护下沿空留巷顶板破碎原因分析

20

Analysis of Surrounding Rock Deformation in the Road Retained for Next Sublevel

沿空留巷围岩变形分析

21

On Combined Exploitation Working Face Wind Tunnel Reserving Tunnel along Blank Field

综采工作面风巷沿空留巷技术的探讨

22

Gas emission law and control of gently inclined coal mining face with gateway retained for next sublevel

缓倾斜沿空留巷采煤工作面瓦斯涌出规律及治理

23

The successful technological application of leaving road along goaf in "three soft " seam

“三软 ”煤层沿空留巷技术的应用

24

Application of Gob-side Enter Retaining Technology in Blasting Working Face with Caving

沿空留巷在炮采放顶煤工作面的应用

25

Application of Roof Ripping and Pressure Relief Technology for Gob Side Entry Retaining

挑顶卸压沿空留巷技术应用

26

Discussion on Technology of Backfill Along Goaf Side of Gateway in Fully Mechanized Caving Face

综放开采巷旁充填沿空留巷技术探讨

27

Double Unit Coal Mining Technology for Thin Seam Coal Mining Tace with Road Retained for Next Sublevel

薄煤层沿空留巷对拉开采技术

28

Double-unit coal mining technology for thin seam coal mining face with road retained for next sublevel

薄煤层采煤工作面沿空留巷对拉开采技术

29

Spreading and application of road retained for next sublevel tech. In roof- bolted roadway

在锚梁网巷道中推广应用沿空留巷技术

30

Support Reinforce side of cable anchor axis and roadway along gap Techniques in High Reach Mining

大采高锚索巷旁加强支护沿空留巷技术

热词推荐

大家在看