| 1. | Method of bottom hole assembly design in directional wells 定向井下部钻具组合设计方法 |
| 2. | Double - nonlinear finite element analysis of bottom hole assembly 底部钻具组合的二重非线性有限元分析 |
| 3. | Balanced bottom hole pressure method 井底压力平衡压井法 |
| 4. | Setback bottom hole assembly 将下部钻具立于钻杆盒内 |
| 5. | Bottom hole pressure buildup test 井底压力恢复试验 |
| 6. | Bottom hole circulating temperature 井底循环温度 |
| 7. | Drillability test study under modeling conditions of bottom hole stress 模拟井底应力条件下的岩石可钻性实验研究 |
| 8. | Study on calculation of water inflow rate of bottom hole of gas well with water 有水气井井底出水量计算方法研究 |
| 9. | Bottom hole circulation pressure 井底循环压力 |
| 10. | Bottom hole circulating pressure 井底循环压力 |