| 1. | The improvement of sealling method inside gas drainage hole 瓦斯抽放钻孔封孔方法的改进 |
| 2. | Using new hole packing technique to improve drainage quality 采用新材料新工艺封孔提高钻孔抽放质量 |
| 3. | Practice of fast and safe packing of holes with large elevation angle 大仰角钻孔简易快速安全封孔的实践 |
| 4. | High temperature oxidation resistance of arc spraying aluminum coatings with seal coat and its grey forecast 封孔铝涂层的抗高温氧化性能及其灰色预测 |
| 5. | The quality , wearability and corrosion resistance of the sealing accord completely the international requirements 其封孔质量、耐磨性、耐蚀性完全符合国标要求; |
| 6. | Anodizing of aluminium and aluminium alloys - assessment of quality of sealed anodic oxide coatings part 3 : admittance test 铝及铝合金阳极氧化氧化膜封孔质量的评定方法第3部分:导纳法 |
| 7. | Anodizing of aluminium and aluminium alloys - assessment of quality of sealed anodic oxide coatings part 4 : dye spot test with prior acid treatment 铝及铝合金阳极氧化氧化膜封孔质量的评定方法第4部分:酸处理后的染色斑点法 |
| 8. | Anodizing of aluminium and aluminium alloys - assessment of quality of sealed anodic oxide coatings part 2 : phosphoric acid chromic acid test with nitric acid predip 铝及铝合金阳极氧化氧化膜封孔质量的评定方法第2部分:硝酸预浸的磷铬酸法 |
| 9. | Anodizing of aluminium and aluminium alloys - assessment of quality of sealed anodic oxide coatings part 1 : phosphoric acid chromic acid test without nitric acid predip 铝及铝合金阳极氧化氧化膜封孔质量的评定方法第1部分:无硝酸预浸的磷铬酸法 |
| 10. | According to the application results actually , the original coal gas pressure revised is a few percents more than the actual measuring pressure , and relative error of gas pressure that the bore is sealed by making use of capsule - mucus is smaller 从实际应用来看,修正后的瓦斯压力要高出实测压力几个百分点,采用胶囊黏液封孔所测的瓦斯压力相对误差较小。 |