| 1. | Advanced technology of electrophotography in japan
抗静电抽放瓦斯矿用塑料管的研制 |
| 2. | Gas drainage and utilization in coal mines of china
中国煤矿抽放瓦斯和利用 |
| 3. | Roof roadway methane drainage test and its effect analysis
顶板巷道抽放瓦斯试验与效果分析 |
| 4. | Construction technology of bended bore hole drilling for gas drainage
抽放瓦斯弯曲钻孔施工技术 |
| 5. | Comprehensive gas drainage method with long directional drilling hole
定向长钻孔综合抽放瓦斯方法 |
| 6. | Gas drainage technique for high position bore - hole along roof strike
顶板走向高位钻孔抽放瓦斯技术 |
| 7. | Status and development trends of gas drainage in coal mine of china
我国煤矿抽放瓦斯现状及发展前景 |
| 8. | Drilling technology of long hole using for discharging gas from coal seams
抽放瓦斯顺煤层长钻孔施工技术 |
| 9. | Application of gas drainage from pressure - released holes in coal face
卸压钻孔抽放瓦斯在采煤工作面的应用 |
| 10. | Pressure releasing gas drainage technology applied to mine gas control
卸压抽放瓦斯技术在瓦斯治理中的应用 |
