Ключевые слова: architectural, architecture, background, blue, blueprints, built, business, calculator, close, closeup, construction, design, diagram, dimensions, document, draft, drafting, drawing, engineering, frame, home, house, illustration, kit, layout, lines, measurements, new, office, paper, pencil, plans, print, project, rolled, scale, schematics, scrolls, section, set, sketch, technical, technology, up,