Indo Defence 2022: Indonesian aerospace firm unveils 4.5-generation fighter concept
Indo Defense 2022: インドネシアの航空宇宙企業が 4.5 世代戦闘機のコンセプトを発表
https://www.janes.com/defence-news/air-platforms/latest/indo-defence-2022-indonesian-aerospace-firm-unveils-45-generation-fighter-concept
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