Ключевые слова: 3d, 3d printer, adult, assemble, blur, businesspeople, contemporary, creative, design, designer, diagnostic, education, electronic, engineering, equipment, examine, eyeglasses, fix, genius, indoors, innovation, inspect, invention, machine, male, man, master, mechanic, mechanism, modern, occupation, owner, person, printer, printing, professional, prototype, science, setup, skill, studying, tech, technology, testing, university, up, work, workplace, workshop, young,