老錢也沒全錯：土豆現在就是畝產萬斤：）這裏比的是估算能力，費米用一個紙片就估算出原子彈當量：）

來源: JSL2023 於 2024-06-24 12:10:20 [舊帖] [給我悄悄話] 本文已被閱讀：次

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