однозв’язна зона
simply coherent region
pivotally connected / journaled
connected vessels
law of connected vessels
law of equilibrium in connected vessels
service- connected disability
service-connected
arid region
army readiness region
flight information region (FIR)
geostrategic region
strategic region
air defense region (ADR)
depot distribution region
ensure peace and stability in the region
hydrodynamic lubrication region
irrotational region
stagnation region
dead region
vorticity region
search and rescue region
transition region
densely populated (densely-populated) area (region) / territory / country
confusion region
region of interest (ROI)