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1928年7月1日

1分鐘閱讀

人類的首項機械成就

古代人類的石器經歷了一個明確的演變過程

作者：J. Reid Moir

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This article was originally published with the title “Man's First Mechanical Achievement” in 大眾科學 Magazine Vol. 139 No. 1 (July 1928), p. 26
doi:10.1038/scientificamerican0728-26

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