آزمون نفوذ
preferred label: penetration test @en
type: Concept
related: نفوذسنج

نفوذسنج
related: آزمون نفوذ
related: مکانیک خاک
related: ابزار
preferred label: penetrometer @en
type: Concept

مکانیک خاک
preferred label: soil mechanics @en
type: Concept
related: نفوذسنج

ابزار
preferred label: instrument @en
type: Concept
related: نفوذسنج