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1994年6月1日

1分鐘閱讀

勇闖急流

一個新的環境機構應對波托馬克河的挑戰

作者：提姆·比爾茲利

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This article was originally published with the title “Shooting the Rapids” in 大眾科學 Magazine Vol. 270 No. 6 (June 1994), p. 32
doi:10.1038/scientificamerican0694-32

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