現在重新啟動C919大飛機的研究要比繼續運十要多花幾百倍的錢，而且還晚了40年。

來源: f2022f 於 2025-04-06 10:18:14 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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