Ключевые слова: arc, architect, architecture, blue, box, calipers, circle, compass, construction, contractor, curve, design, designer, desk, dividers, draft, drafting, draw, drawing, education, engineer, equipment, geometry, instrument, isolated, mathematics, measure, measurement, metal, office, pair, pencil, plan, precise, professional, project, retro, school, set, sketch, sketching, stationary, stationery, study, technical, technology, tool, white, work,