Ключевые слова: 3d, 3d rendering, abstract, architect, background, business, circle, circular, concentric, concept, construction, design, detail, detailed, earth, ecology, element, engine, engineering, entangled, equipment, gear, gearing, geometric, globe, graphic, illustration, industrial, industry, machine, machinery, manufacture, map, mechanical, mechanism, orbicular cogwheel, power, production, quality, round, service, shape, space, technical, technology, texture, tool,