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Visitors look at Orion-E unmanned aerial vehicle (UAV) during the closing day of the International Aviation and Space Salon (MAKS)-2021 in a Moscow suburb, Russia, on July 25, 2021. (Xinhua/Bai Xueqi)
Visitors look at Orion-E unmanned aerial vehicle (UAV) during the closing day of the International Aviation and Space Salon (MAKS)-2021 in a Moscow suburb, Russia, on July 25, 2021. (Xinhua/Bai Xueqi)