Ключевые слова: beautiful, bright, color pictureschinabackgroundlightsvisual effectstime exposurephotography, dazzling, electric, electric arc, electric current, environmental science, factory, flame, halo, indoor, industry, intense, iron, labor, light and shadow, manufacture, melting, metal, occupation, operation, out of focus, protection, radiation, smoke, spare parts, spark, splash, steel, virtual, welding, work, worker,