If I write a directional scanning go, estimation error.

不然的话我写一个定向扫描出来的话，估量得出错。

youdao

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。

youdao