Ключевые слова: alpine, bulldozer, caterpillar, clean, cleanse, cleanup, cold, crawler, dozer, equipment, fulltrack, highland, ice, industrial, industry, job, landing hill, machine, machinery, machinery background, montane, mountain, natural, outdoors, pilotengine, real, red, road, road scraper, scraper, season, seasonal, siberia, snow, snow dozer, snowdrift, snowplough, snowplow, snowy, tourism, track, tractor, transport, transportation, travel, vehicle, weather, white, winter, work,