Ключевые слова: background, blueprint, book, business, compass, concentration, concept, construction, design, designer, dimensions, document, draft, drafting, draw, drawing, education, engineer, engineering, graphic, icon, ideas, industrial, industry, instrument, knowledge, machine, measure, measurement, mechanical, office, paper, pattern, pencil, plan, project, protractor, radius, ruler, scheme, school, science, set, sketch, structure, symbol, technical, technology, tool, work,