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The study of the flight characteristics of projectiles.
关于射弹飞行特点的研究。
youdao
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Objective: To observe the characteristics of illusion in flight in fighter pilots.
目的：了解歼击机飞行员飞行错觉的发生特点。
youdao
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Objective: To observe the characteristics of illusion in flight in fighter pilots.
目的：了解歼击机飞行员飞行错觉的发生特点。
youdao