دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: 1. a caliper for making precise measurements;a spindle is moved by a screw thread so that it touches the object to be measured. 2. an instrument used with a telescope or microscope to measure minute distances.

n: a material that exhibits little or no swelling and whose particle size ranges from 2 to 74 microns. Dispersed clays and barite fall into this particle-size range.

n: A term used to describe particle whose size is between 2 and 74 micrometers (200 mesh).

small sediment, usually 2 to 74 micron (200 mesh) particles.

n: The solid phase particle that size smaller than 1 micrometer.