Based on the aerodynamic test of plane models under different positions, the variable Angle system used in low-speed wind tunnels is designed in this paper.
基于对飞机模型在不同姿态下进行的空气动力学测试，文中设计了用于低速风洞的变角度系统。
Do you think it is possible for someone to do all these things during his senior high school years: write songs, learn street dancing, ride a skateboard and make telescopes and plane models by hand?
你认为对一个来说可能在他的高中时期做所有的事情：写歌、学街舞、玩滑板车、手工做望远镜和飞机模型？
Do you think it is possible for someone to do all these things during his senior high school years: write songs, learn street dancing, ride a skateboard and make telescopes and plane models by hand?
你认为对一个来说可能在他的高中时期做所有的事情：写歌、学街舞、玩滑板车、手工做望远镜和飞机模型？
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