دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: The ratio between the sum of the teeth width of cone bit and the length of contact busbar wire in the downhole.

n: a section of the lining of a brake band shaped to conform to the curvature of the band and attached to it with countersunk screws. See brake band.

n: The heatproof, abrasion proof, and high friction coefficient blocklike component part. Made by material pressure stencil or plait pressure stenci. Fixed in the inner surface with head screw. The friction produced by contact of brake drum when working.

n: pulse per unit volume.

n: a number that serves as a measure of some property or characteristic and that is commonly used as a factor in computations.