| 1. | Practice of goaf back filling using solid wastes
固体废弃物充填地下采空区的实践
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| 2. | Application of coal anchor support along goaf
煤锚支护在完全沿空掘巷中的应用
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| 3. | Stability analysis of the building foundation for goaf
采空区建筑地基稳定性评价研究
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| 4. | Methods and prospects for methane drainage in goaf
采空区瓦斯抽放方法与展望
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| 5. | Safety measures of cutting along goaf and with thin pillar
窄煤柱沿空掘巷的安全措施
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| 6. | Subsidence processing on goaf under railway
铁路下采空区塌陷问题的处理探讨
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| 7. | Technical research on adjusting shaft water with goaf water
利用老空区调控矿井水技术
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| 8. | Study on goaf disposal of sandaozhuang mine area
三道庄矿区采空区处理研究
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| 9. | Leaving roadway along goaf at combined mechanization mining face
综采工作面的沿空留巷
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| 10. | Management and control of goaf collapse in mine areas
矿区采空塌陷的治理
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