1920年八月的星空

潮汐的机制,以及如何预测它们的高度和时间

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大众科学 Magazine Vol 123 Issue 5This article was originally published with the title “The Heavens in August, 1920” in 大众科学 Magazine Vol. 123 No. 5 (), p. 109
doi:10.1038/scientificamerican07311920-109
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