1.
A new approach to 3D direction well track design--the constant tool surface angle method
![点击朗读](/dictall/images/read.gif)
三维定向井轨道设计新方法——恒装置角法
2.
Using these equations, we can accurately calculate the coordinates of any point in the directional welt trajectories.
利用这些方程可以精确地计算三维定向井轨迹上任一点的空间位置。
3.
Optimizing design of wellbore trajectory of three-dimensional multi-target directional well;
三维多目标定向井井眼轨道优化设计
4.
3D visualization of hole trajectory in directional well drilling
![点击朗读](/dictall/images/read.gif)
定向井实钻井眼轨迹三维可视化描述
5.
TECHNIQUE AND PRACTICE OF CONTROLLING WELL-BORE TRAJECTORY IN THREE-DIMENSIONAL BYPASS SLIM-HOLE DIRECTIONAL WELL
小井眼三维绕障定向井井眼轨迹控制技术与实践
6.
Error Analysis of Well Trajectory and Its Visualization Research;
![点击朗读](/dictall/images/read.gif)
定向井轨迹误差分析及三维可视化描述研究
7.
Simulation of Dual Laterolog Response in Divate and Horizontal Wells with 3D Finite Element Method;
斜井、水平井双侧向测井响应三维有限元数值分析
8.
3D Visualization Research in Mud Logging
![点击朗读](/dictall/images/read.gif)
石油录井导向系统三维图形的绘制与显示
9.
Study on Surrounding Rock Stability of Ingate in Deep Mine with 3-D Numerical Simulation
![点击朗读](/dictall/images/read.gif)
深井马头门围岩稳定性三维数值模拟研究
10.
three-dimensional bottomhole assembly model
![点击朗读](/dictall/images/read.gif)
三维井底钻具组合模式
11.
Three-dimensional Numerical Simulation of Shaft Wall Temperature Stress;
![点击朗读](/dictall/images/read.gif)
立井井壁温度应力三维数值模拟分析
12.
The Research on 3-D Fast Forward and Inversion of Surface-borehole and Borehole-surface IP Methods;
地—井、井—地IP三维快速正反演研究
13.
Qualitative Representation and Reasoning on Direction Relation of Three-dimension Space
![点击朗读](/dictall/images/read.gif)
三维空间方向关系的定性描述与推理
14.
Drilling technology for 3D medium-radius Huanping-3 horizontal well in Changqing Oil Field
长庆油田中半径三维水平井环平3井钻井技术
15.
3D-FEM Analysis of Structure of Surge Shaft with Big Inner Diameter and Stability of Surrounding Rock;
大内径调压井结构及洞室围岩稳定三维有限元分析
16.
drifted borehole
![点击朗读](/dictall/images/read.gif)
偏离预定方向的井眼
17.
SYSTEM OF TRAJECTORY DESIGN AND CONTROL IN DRILLING DIRECTIONAL AND HORIZONTAL WELLS
![点击朗读](/dictall/images/read.gif)
定向井与水平井井眼轨迹控制专家系统
18.
DRILLING TECHNOLOGY OF THE DEEPEST DIRECTIONAL WELL-LONGGANG 8 IN SICHUAN
![点击朗读](/dictall/images/read.gif)
四川超深定向井龙岗8井钻井技术实践