emuláció klasszikus Minimális ventilation shaft redőny Pontatlan család
Dark Ventilation Shaft with Sunlight through a Metal Grid Shows Concrete Exchanger Airway for Basement and Big Facilities Stock Image - Image of energy, industry: 220063901
PDF] MEANS TO IMPROVE METRO STATION ENVIRONMENT WHEN VENTILATION SHAFTS ARE IN CLOSE PROXIMITY TO PLATFORMS | Semantic Scholar
3D model Sci Fi Ventilation Shaft VR / AR / low-poly | CGTrader