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1926年7月1日

1分鐘閱讀

我們最新的偉大橋樑

舊的雙軌木橋被替換為鋼製四軌橋，全長 7,411 英尺

作者：J. Bernard Walker

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This article was originally published with the title “Latest of Our Great Bridges” in 大眾科學 Magazine Vol. 135 No. 1 (July 1926), p. 28
doi:10.1038/scientificamerican0726-28

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