فنون کمی
preferred label: quantitative techniques @en
type: Concept
narrower: درجه‌بندى

سنج‌افزار
preferred label: instruments @en
type: Concept
related: درجه‌بندى

درجه‌بندى
related: سنج‌افزار
broader: فنون کمی
preferred label: calibration @en
type: Concept