最新研究发现:史上首次生物大灭绝持续仅二十万年

隆昌电视新闻网 王霜 2020-01-07 07:46:57
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500万彩票网  SHISHANGSHOUCISHENGWUDAMIEJUECHIXUJINERSHIWANNIAN

最新研究发现:史上首次生物大灭绝持续仅二十万年

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  八年探索攻克科学难题

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  冰川作用引发生物灭绝

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  为研究大灭绝成因和发生机制提供重要依据

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