غلظت
scope note: in economics use concentration of production
related: چگالش
broader: فرایند فیزیکی عمل‌آوری
preferred label: concentration @en
type: Concept

فرایند فیزیکی عمل‌آوری
preferred label: processing by physical processes @en
type: Concept
narrower: غلظت

چگالش
preferred label: condensation @en
type: Concept
related: غلظت