Ключевые слова: background, blur, building, company, construction, cover, crane, draw, engineering, equipment, factory, frame, gantry, girder, hang, hard, heavy, high, hoist, hoisting, industrial, industry, iron, lift, lifting, load, machine, manufacture, mechanical, metal, overhead, power, production, pull, pulley, rope, steel, strength, strong, technology, transport, transportation, up, weight, work, worker, working, workshop, yellow,