Ключевые слова: accumulate, achievement, belt, building, bulldozer, construction, conveyor, deposit, dig, dirt, engineering, factory, gravel, grit, heavy, hill, industrial, industry, iron, italy, machine, machinery, material, metal, mine, mineral, mining, outdoors, plant, port, quarry, river, rock, sand, sky, stack, steel, stone, stones, tower, truss, work, working,