【XF9-1】F-3を語るスレ218【推力15トン以上】

[498 名無し三等兵 (ｵｯﾍﾟｹ Sr61-AG/j) 2021/12/24(金) 18:37:56.26 ID:RQfzbRM5r]

>>496
The two countries have decided to build a demonstrator engine

.. Demonstrating to who？