中国2024年研发支出首次超越美国，成为全球最大研发投入国

China Overtakes U.S. For First Time as Top Spender on R&D in 2024

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China Overtakes U.S. For First Time as Top Spender on R&D in 2024 (yomiuri.co.jp) 7 points by mushstory 33 minutes ago | hide | past | favorite | discuss

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来源：Hacker News · 首页 · news.ycombinator.com