The double headed eagle without man-machine layout engine advanced greatly improve endurance (Figure) on 9

9, the grand opening of the third session of the Tianjin helicopter exposition, the exhibition for the first time adding the UAV Pavilion, including local enterprises in Tianjin, many brands carry the main products bright phase, causing the attention of many. In Tianjin China times the company's booth, many UAV dazzling, which a double tail brace layout, and layout twin engine design of the UAV attracted the attention of the global military reporter, according to reports. This non codenamed man-machine...