دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a device used to determine the viscosity of a substance. Also called a viscosimeter.

n: Commonly called a V-G meter.The instrument is a rotational-type device powered by means of an electric motor or handcrank and is used to determine the apparent viscosity,plastic viscosity,yield point and gel strengths of drilling fluids.The usual speed