Ключевые слова: architect, architecture, backgrounds, blue, blueprint, built, business, concepts, construction, contractor, design, designer, document, drafting, drawing, engineer, engineering, equipment, estate, exterior, floor, frame, home, house, housing, illustration, industry, instrument, interior, line, measurement, modern, new, outline, paper, paperwork, pattern, pencil, plans, print, project, real, residential, scale, sketch, structure, technology, tools,