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嫦娥月壤样品的硅同位素揭示月球背面相比正面有更强烈太空风化特征 Telegraph | 原文

嫦娥月壤样品的硅同位素揭示月球背面相比正面有更强烈太空风化特征 - IT之家

IT之家 5 月 19 日消息，据中国科学技术大学消息，嫦娥五号和嫦娥六号返回月壤样品为研究月球正反面的差异提供了前所未有的机会。中国科大地空学院黄方团队和秦礼萍团队合作，通过对比嫦娥五号和六号返回月壤样品的硅同位素数据，揭示了月球背面相比于正面有更强烈的太空风化特征。研究成果以“Space weathering on the lunar nearside and farside constrained from Si isotopes”为题，于 5 月 7 日发表于国际学术期刊《自然-通讯》（Nature…

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Create: 2025-05-19
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IT之家
嫦娥月壤样品的硅同位素揭示月球背面相比正面有更强烈太空风化特征 Telegraph | 原文

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Date: 2025-05-24| IT之家 RSS

The Singapore stock market has alternated between positive and negative finishes through the last five trading days since the end of the two-day winning streak in which it had added more than a dozen points or 0.4 percent. The Straits Times Index now sits just above the 3,060-point plateau and it's likely to see a narrow trading range on Monday.

Importantly, that investor viewpoint is not new. It cycles in when conditions are right (and vice versa). It also brings the ineffective warnings of an overpriced market with it.Looking toward a good 2022 stock market, there is no apparent reason to expect these issues to change.

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