2011年美国加州勒莫尔海军航空站开放日活动中,美国海军“蓝天使”特技飞行表演队的F-18为观众献上4机超密集编队特技(1号、4号机倒飞、2号、3号机正飞)。此时相邻两机的距离,间隔、高度差都已经是负数,甚至在2号机上都能看到友机的阴影。“蓝天使”飞行表演队成立于1946年4月,比“雷鸟”还要早建队7年,是世界上组建最早的特技飞行表演队,也是目前世界上唯一的一支属 In 2011, the F-18 of the United States Navy “Blue Angel ” aerobatic demonstration team presented 4 super-intensive fleet stunts for the audience (No. 1 and No. 4 aircraft flying in the open day of the Le Moll Aerospace Station in California, 2, 3 aircraft are flying). At this time the distance between two adjacent machines, spacing, height difference is already a negative number, and even on the 2nd machine can see the shadow of the Friends of the machine. “Blue Angel ” flight demonstration team was established in April 1946, more than the “Thunderbird ” but also as early as 7 years to build a team, is the world’s oldest formation of aerobatic team, is also the only one in the world Genus