Ключевые слова: accuracy, accurate, background, ball, bearing, blueprint, business, centimeter, closeup, construction, document, drawing, engineering, equipment, hand, inches, industrial, industry, instrument, job, machine, man, measurement, measuring, metal, metallic, meter, micrometer, millimeter, object, pattern, radius, rule, ruler, scale, scall, science, single, steel, technical, technology, tool, trammel, work,