Ключевые слова: belt, brine, colliery, concrete, conveyance, core, crude, crush, crushed, crusher, dig, dust, equipment, factory, far, geology, gravel, ground, hard, industrial, industry, loads, long, machine, machinery, material, metal, mineral, mining, open pit, outcrop, pebble, plans, pollute, quarry, rubble, sand, skirt, steel, stone, technology, transport, transportation, twirl, water,