Ключевые слова: abstract, backdrop, background, black, blue, blur, bond, business, classic, closeup, cogs, cogwheel, concept, conceptual, connect, cooperation, design, engine, engineering, equipment, factory, gearbox, gears, industrial, industry, interlock, machine, macro, mechanical, mechanics, mechanism, metal, metallic, motion, motor, motorcycle, parts, perspective, precision, rotate, shine, steel, success, team, teamwork, technology, teeth, tilt shift, wheel, work,