啊，不到5%的農民養活了100%的人口

來源: cfbingbuzy001 於 2025-11-08 11:54:15 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

一百年前,是40%

不能取代的隻有能源，從生物能源到火力水裏電力核力

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