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条顿化学家如何将低贱的沼泽烂泥变成工业灰姑娘

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大众科学 Magazine Vol 124 Issue 16This article was originally published with the title “Germany's Brown Coal” in 大众科学 Magazine Vol. 124 No. 16 (), p. 304
doi:10.1038/scientificamerican04161921-304
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