Ключевые слова: abstract, architect, architecture, background, blueprint background, blueprints rolls, bulletin, business, concept, construction, design, dotted, drawing, drawing board, drawing paper, engineering, engineering drawing, eraser, geometry, graph, grid, home blueprint, house, house blueprint, house construction, house plans, illustration, isometric, layout, line, machine tools, machinery, metric, pencil, plan, processing, project, room, rotation, shaft axis, sheet, sketch, surface, technical, technical background, technical drawing, technology, template, texture,