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2003年10月1日

1分钟阅读

重量观察

卫星地图揭示地球引力的差异

作者：Daniel Cho

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This article was originally published with the title “Weight Watching” in 大众科学 Magazine Vol. 289 No. 4 (October 2003)
doi:10.1038/scientificamerican102003-14ThgcBdaKDIEG1ETuT2iK

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