![An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/c32ed3546300456ead2a8d13795ab486.jpg)
An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/22c1c27592e4452c9ded20c991eb601b.jpg)
An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/f654ddb0564b44b7b7d63793cbb84c64.jpg)
An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/c9262a056cf543acad26907497fab913.jpg)
An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![A U.S. Air Force F-22 flies during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/a4ac7a9d2a8845f3b6fb5a2e65cc7da9.jpg)
A U.S. Air Force F-22 flies during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/f41b572652d2422aa2a89242875119b8.jpg)
An Australian Defence Force F-35 performs during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![A U.S. Air Force F-22 flies during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/c2ddf42a88dd4d56b94525527a63201c.jpg)
A U.S. Air Force F-22 flies during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![A U.S. Air Force F-22 and an Australian Defence Force F-35 perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/279e12c8de7942f6a12e0c75971a9336.jpg)
A U.S. Air Force F-22 and an Australian Defence Force F-35 perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![A U.S.Air Force F-22 flies during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/81be45b7eabc40259fff4b26a208f8e6.jpg)
A U.S.Air Force F-22 flies during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)
![Royal Australian Air Force Roulettes aerobatic team perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)Scandinavian Airshow aerobatic team perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/769944e52ef44c9b9759254698251321.jpg)
Royal Australian Air Force Roulettes aerobatic team perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, on Feb. 28, 2019. (Xinhua/Bai Xuefei)Scandinavian Airshow aerobatic team perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, Feb. 28, 2019. (Xinhua/Bai Xuefei)
![Scandinavian Airshow aerobatic team perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/53010827a9904cc09c7fd4c4e678f22c.jpg)
Scandinavian Airshow aerobatic team perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, Feb. 28, 2019. (Xinhua/Bai Xuefei)
![Scandinavian Airshow aerobatic team perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, Feb. 28, 2019. (Xinhua/Bai Xuefei)](http://www.ecns.cn/hd/2019/03/01/5f9cf7cf1e1b4d73bd25cea4890c9a27.jpg)
Scandinavian Airshow aerobatic team perform during the Australian International Airshow and Aerospace & Defence Exposition at the Avalon Airport, Melbourne, Feb. 28, 2019. (Xinhua/Bai Xuefei)