Ключевые слова: activity, architecture, big, blue, builder, business, cable, construct, construction, crane, delivering, development, engineering, equipment, heavy, high, hoisting, industrial, industry, iron, lifting, loading, machine, machinery, mechanical, metal, outdoor, port, power, safety, scaffolding, sea, ship, shipbuilding, shipyard, sky, steel, strength, tool, tower, transportation, unloading, vertical, vessel, work, worker,