Ключевые слова: a3 format, architectural, architecture, artist, background, backgrounds, blue, buildings, business, chart, color, computer, construction, design, diagram, dimensions, documentation, drafting, drawing, drawing paper, drawings, education, engineering, equipment, folding, graph, graphic, group, industrial, layout, measurements, new, operations, outline, paper, part, pastel, pattern, plan, planning, printing, project, roll, rolling, rolls, scope, scrolls, sketch, standing, study, table, technical, technology, training, tube, up, wrapping,