isothermal surface
preferred label: سطح تک دما @fa
type: Concept
related: conservative field

potential
preferred label: پتانسیل @fa
type: Concept
narrower: conservative field

conservative field
related: isothermal surface
related: conservative force field
broader: potential
preferred label: میدان پایستار @fa
type: Concept

conservative force field
preferred label: میدان نیروی پایستار @fa
type: Concept
related: conservative field