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加强应用基础研究,拓展实施国家重大科技项目,突出关键共性技术、前沿引领技术、现代工程技术、颠覆性技术创新,为建设科技强国、质量强国、航天强国、网络强国、交通强国、数字中国、智慧社会提供有力支撑。( ) A. 对 B. 错

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