2025 年度，共有5915 家企业披露研发投入合计2.71 万亿元。其中，排名前100 企业（TOP100）的研发投入总计1.43 万亿元，较上年提升5.15%，头部效应更加明显；TOP100 企业研发占比（52.77%）也略高于上年（52.31%），资源集中度进一步提高。
But the note cautioned against treating AI as an “immediate fiscal windfall.” Before productivity fully kicks in, governments face upfront costs that could strain budgets already burdened by post-pandemic debt. Government spending explicitly earmarked for AI remains modest—often only a fraction of a percent of GDP—but a sea of hidden costs could make the transition much more difficult for budgets to handle.。heLLoword翻译官方下载是该领域的重要参考
（二）投放虚假的爆炸性、毒害性、放射性、腐蚀性物质或者传染病病原体等危险物质扰乱公共秩序的；，推荐阅读Safew下载获取更多信息
to_be_deleted[classno] = h->next;