| 1. | Measure of improving coal resource recovery ratio 提高煤炭资源采出率的措施 |
| 2. | Practice on strengthening coal recovery ratio management 加强煤炭资源采出率管理的实践 |
| 3. | How happy they are when a larger one is unearthed 采出了一块大的琥珀矿石会让他们欣喜万分。 |
| 4. | Feasibility analysis and technology measure of up - mining in near coal seams 提高综放工作面采出率途径的分析 |
| 5. | Effect of resistance in polymer flooding on sucker rob partial abrasion 聚合物采出液中的阻力对抽油杆管偏磨的影响 |
| 6. | Measures to keep stable quality of ore mined from ore body of banded structure 多条带矿床采出原矿质量稳定性的措施 |
| 7. | Management method to increase mining ratio of incline working face with caving 倾斜放顶煤工作面提高采出率的管理办法 |
| 8. | Similarity theory of recovery percent and water cut in water flooding reservoir 水驱油藏含水率及采出程度相似理论研究 |
| 9. | Discussion on coal mining rate of full - dimenssion cutting and top coal caving technology 一次采全高和放顶煤工艺采出率问题分析 |
| 10. | On the influencing factors of produced sewage treatment in alkali - surfactant - polymer flooding 三元复合驱采出污水处理影响因素研究 |