Ключевые слова: 3d, 3d rendering, aged, background, black, blue, brass, circle, classic, clock, clockwork, close, closeup, cog, cogwheel, concept, connect, connection, cooperation, engine, engineering, equipment, factory, gear, gold, industrial, industry, innovation, interlocked, machine, machinery, macro, manufacturing, mechanical, mechanism, metal, metallic, progress, reliability, rotation, sprockets, teamwork, technical, technology, together, twist, unity, watch, wheel, white, work,