دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

annular access valve.

n: It is connected above the packer of DST tool, which is used to protect the tubular subs which are installed with bourdon tube.

abbr: American Bureau of Shipping.

American Bureau of Shipping.

Acrylonitrile-Butadiene-Styrene.

n: the horizontal coordinate of a point in a plane obtained by measuring parallel to the x-axis. Compare ordinate.

(abs) adj: independent or unlimited, such as an absolute condition, or completely unadulterated, such as alcohol.

estimation/measurement of age of a formation, fossil, etc., in years before the present.

n: the density of a solid or liquid substance at a specified temperature. Sometimes referred to as true density or density in vacuo. See density.

n: the force in dynes that a stationary flat plate with a surface area of 1 square centimetre exerts on a similar parallel plate 1 centimetre away and moving in its own plane with a velocity of 1 centimetre per second, the space between the plates being filled with the liquid in question. It is a measure of the resistance that the liquid offers to shear. absolute error n: the difference between the result of a measurement and the true value of the measured quantity as determined by means of a suitable standard device.

a filter rating that purports to set the maximum size of an opening in a filter or the maximum size of the particle that can pass through the filter. The definition varies with use and company.