Ключевые слова: aerodynamic, american, automobile, autumn, big rig, business, cargo, cargo transportation, carrier, carry, carrying, columbia gorge, commercial, company, connection, delivering, delivery, direction, drive, driving, eighteenwheeler, fleet, freight, haul, haulage, hauler, heavyduty, highway, industrial, loads, logistic, logistics, long haul, lorry, mountain, moving, northwest, perspective, protection, refrigerated, refrigerator, reliable, resistance, rigs, road, rock, route, running, safety, semi, semitruck, shipping, tractor, traffic, trailer, trailers, transport, transportation, transporter, transporting, travel, truck, trucking, trucks, wheels, winding, working,