| 1. | Distribution of subsided column in wangzhuang coal mine
王庄井田陷落柱分布规律分析 |
| 2. | Preliminary discussion on origin and prevention of subsided column
陷落柱成因及预防初探 |
| 3. | Synthetic prevention of buried subsided column of water flowing
隐伏导水陷落柱的综合防治 |
| 4. | On karst collapse column and tactics of mine water prevention
岩溶陷落柱与矿井防治水策略研究 |
| 5. | Explanation of coal mine subsided column with coherence technology
大同煤田陷落柱构造特征浅析 |
| 6. | Analyse of the distribution of subsidence columns in wangzhuang mine
王庄井田陷落柱分布规律分析 |
| 7. | The study on the genesis of karst subsided column in renlou well field
任楼井田岩溶陷落柱成因研究 |
| 8. | Geometrical characteristics of sunken column in north china coalfield
华北煤田陷落柱发育的几何特征 |
| 9. | Geophysical technology applied in surveying the karst subsided column
应用相干体技术解释煤矿陷落柱 |
| 10. | Analysis on the fall column development and its law in dongpang mine
东庞矿井田陷落柱发育及规律分析 |
