一、航空领域的“首次飞行” 在航空技术发展中,“首次飞行”(First Flight)特指飞行器完成理论设计后首次成功升空的测试阶段,这是验证飞行器空气动力学性能、动力系统可靠性的关键环节。例如1903年莱特兄弟的12秒动力飞行,不仅实现人类驾驭机械装置征服天空的梦想,更开创了现代航空工业的雏形;1...
A C919 jetliner of the China Eastern Airlines fleet on Saturday kicked off its first overseas commercial chartered flight, providing a round-trip service between Shanghai and Hong Kong. Flying from the Shanghai Hongqiao Internat...
The DJI O4 Air Unit Series helps users reach new heights for immersive flights. For those who enjoy the thrill of flight, the DJI O4 Air Unit is the smallest and lightest 4K digital video transmission solution available. It offers a maximum transmission distance of 10km1with a low latency o...
EgyptAir Holding has taken delivery of its first A321-200NX, with the ferry flight to Cairo International taking place on February 27. SU-GFR (msn 11164) is the first of seven A321neo EgyptAir (MS, Cairo International) will take from AerCap, according to the ch-aviation fleets module. ...
Flight team performs first show abroadThe August 1st Aerobatics Team, China's first and best-known aerobatic demonstration team, performed its first show abroad in Moscow on Friday. Six J-10 multi-role fighter aircraft performed a 20-minute stunt show in front of thousands of spectators at ...
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The CH-53K, which recently arrived in Germany, flew its first flight on foreign soil at Holzdorf Air Base, Germany. The aircraft executed a flawless flight around the air base, as the Sikorsky team continues preparation for the King Stallion's public international debut at the...
However, the CH-4 is not limited to military use. It has civilian functions such as geological surveying, ocean monitoring, meteorological observation and forest fire prevention. In the next stage, the CASC will be working on joint flight using both CH-3 and CH-4, with the aim to achieve...
结果1 题目【题目】 A few hours after my first mission,returning to Earth on th e spac e shuttl e Endea vour , I complete d all of my medical tests af ter flight , met with NAS A officials , an d re unite d with my family. Finally, 1 was alon e in my offic e room in ...
The China Aerospace Science and Technology Corporation (CASC) announced on 15 July that it had...Gabriel Dominguez, LondonJane's Defence Weekly