Posted on 11/02/202010/02/2020 by Wiesław Pilch11.02.2020 Pierwszy trzysilnikowy chiński dron odbył dziewiczy lot. https://od.lk/d/ODRfNDg4MzM2MDFf/11.02.2020%20Pierwszy%20trzysilnikowy%20chi%C5%84ski%20dron%20odby%C5%82%20pierwszy%20lot.mp3 Developed by Chengdu-based Tengden Technology Co, the world’s first large, three-engine utility drone makes its first flight in Southwest China on January 16. Photo: CNS photo