The radar figure of directional ranges is able to reflect the characteristics of logging curves and regularity of hydrodynamics.
变程星形图可全面地刻画测井曲线的形态特征，反映沉积环境的水动力变化规律。
2
Technique of well logging by directional scanning image means scanning the wall of a well according to the given direction, and makes the wall of a well be unfolded to a continuous plane.
定向扫描成像测井技术，就是按照规定的方向对井壁进行扫描，把井壁展开成一个连续的平面。
3
Oftentimes the assembly includes a mud motor, directional drilling and measuring equipment, measurements-while-drilling tools, logging-while-drilling tools and other specialized devices.