川普說F47原型機五年前已經首飛，秘密試飛了好幾百小時了。探春說F47沒有原型機，隻需要電腦模擬。到底信誰的？

來源: 奔流12959 於 2025-03-23 15:03:35 [舊帖] [給我悄悄話] 本文已被閱讀：次

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