terms:vertical
(1) An imaginary line perpendicular (at an angle of 90°) to the plane of the horizon.
(2) Said of a borehole which is straight. Not deviated.
terms/vertical.txt · Last modified: 2023/11/22 08:43 by 127.0.0.1
(1) An imaginary line perpendicular (at an angle of 90°) to the plane of the horizon.
(2) Said of a borehole which is straight. Not deviated.