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美国宇航局ScienceCasts: 发现隐形之物

点击这里观看更多视频: https://alugha.com/NASA 科学家们正在空间站上使用AMS-02来研究来自数十亿光年之外的基本粒子。这些粒子可能是了解宇宙组成和宇宙历史的关键。

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