True vertical depth

True vertical depth is the measurement of a straight line perpendicularly downwards from a horizontal plane.

In the petroleum industry, true vertical depth, abbreviated as TVD, is the measurement from the surface to the bottom of the borehole (or anywhere along its length) in a straight perpendicular line represented by line (a) in the image.

单词	True Vertical Depth
释义	True Vertical Depth 英语百科 True vertical depth True vertical depth is the measurement of a straight line perpendicularly downwards from a horizontal plane. In the petroleum industry, true vertical depth, abbreviated as TVD, is the measurement from the surface to the bottom of the borehole (or anywhere along its length) in a straight perpendicular line represented by line (a) in the image.
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True Vertical Depth

True vertical depth