| 1. | Wellbore quality evaluation items and calculation methods
评定井身质量的项目和计算方法 |
| 2. | Apparent wellbore storage coefficient
视井筒储存系数 |
| 3. | Novel wellbore trajectory prediction method based on support vector machine
基于支持向量机的机械系统状态组合预测模型研究 |
| 4. | Apparent wellbore radius
井的折算半径 |
| 5. | The specific properties of horizontal wellbore and the optimal analysis on the perforation density
水平井生产特性及孔眼密度优化分析 |
| 6. | A convenient model of pressure gradient calculation of gas - liquid slug flow in vertical wellbore
垂直井筒气液段塞流压力梯度的简便算法 |
| 7. | Theoretical research for improving temperature distribution of fluid in wellbore using heat pipe
热管改善油井井筒流体温度分布的理论研究 |
| 8. | Research and application of heat transfer technology in wellbore with gravity heat pipe and steam soaking well
井筒重力热管传热技术在蒸汽吞吐井中的应用 |
| 9. | A quantitative evaluation for excess pore pressure and wellbore stress around a cased well under steam injection
热采过程中地层超孔隙压力与井眼应力的定量评价 |
| 10. | An improved algorithm has been developed according to the problems of the conventional algorithm for wellbore heat loss
摘要针对井筒热损失常规算法存在的问题，设计了改进算法。 |
