Almost 30,000 pieces of debris are calculated to be free-floating in space, created when rockets break up in space or satellites disintegrate.
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专利创造有力支撑了我国加快实现高水平科技自立自强。截至2025年底，我国国内高价值发明专利拥有量达到229.2万件，其中七成属于战略性新兴产业。比如，我国拥有全球60%的人工智能专利，机器人相关专利数量占全球比重约2/3，绿色低碳技术的PCT（专利合作条约）国际专利申请公开量连续多年位居世界第一，成为我国加快发展新质生产力的有力注脚。