Ключевые слова: asian, business, cnc, construction, cut, detail, engineer, engineering, equipment, fabrication, factory, grinding, hard, heavy, helmet, industrial, industry, internship, job, labor, lathe, machine, machinery, machining, male, man, manufacturing, mechanic, mechanical, metal, metalwork, metrology, milling, motor, occupation, precision, process, production, professional, repair, safety, steel, technician, thai, tool, turning, wheel, work, worker, workshop,