KF-21 獵鷹 4.5 代戰鬥機作者: / March 19, 2026 Last updated: March 20, 2026✈️ 飛機規格機身長度16.9 m (55.4 ft)最高速度（馬赫）1.81最高速度（km/h）1,920 km/h影片 ✈️SeanAviation enthusiast and curator of the Supersonic Aircraft Encyclopedia. Sean has been passionate about different kinds of flight since he was little and maintains detailed specs and history for every aircraft featured on this site.
