Ключевые слова: abstract, architect, architecture, area, backdrop, blueprint, business, circle, cogs, cogwheel, concept, construction, cooperation, design, drawing, drawn, element, engineering, equipment, factory, gear, graphic, hand, hollow sphere, icon, idea, illustration, industrial, light, line, machine, machinery, metal, modern, paper, plan, print, round, shape, sign, sketch, symbol, technical, technology, transmission, wheel, work,