Ключевые слова: apartment, architecture, blue, building, building construction, building exterior, concepts and ideas, construction, construction frame, construction workers, copy space, crane, cranes, dawn sky, development, dusk, engineer, engineering, equipment, estate, formwork, heavy, high, horizon, houses, housing development, housing project, industry, iron, job, large, mechanical, metal, number, occupation, orange, plan, real, silhouette, site, sky, sunset, tall, tower, tower crane, work, working,