Ключевые слова: activity, arena, car, cleaning, cold, drive, driver, driving, figure, floor, harvester, hockey, ice, industrial, level, machine, machinery, maintenance, new, operator, plane, preliminary, preparation, professional, recondition, reconstruct, recreation, reestablish, reflection, rehabilitate, renew, resesurfacer, restore, resurfacing, rink, skate, skating, sledge, smooth, snow, sport, surface, sweep, technology, wheel, winter, work,