دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: false influence on well logging measurement caused by the borehole environment, e.g., diameter, shape, rugosity, type of fluid, or mud cake.

n: The distortion of borehole log due to the change of diameter and shape of wellbore or drilling fludi invasion.

n: roughness or irregularity of a solid surface.

a measurement of roughness of the surface of a passage.