Well body track curve can be drawn out through surveying the depth in the hole.
通过对井筒不同深度的测量，即可得出井身轨迹曲线。
2
The development and application of this device provided a necessary mean for the slim holetrack measurement and directional window cutting.
它的开发、应用成功，为小井眼、短半径井的井眼轨迹测量、斜向器定向开窗作业提供了必备的测量手段。
3
The formation of the bottom hole rock-disintegrating track of the mono-cone bit with wedge teeth was studied, and simulation software for the track pattern was developed.