“selective dissemination of intelligence service”的概念、定义、翻译、参考文献-科学参考

单词	selective dissemination of intelligence service
释义	selective dissemination of intelligence service Encyclopedia 管理学情报服务技术释 selective dissemination of intelligence service定题情报服务在一定时间内，有针对性地、及时地、连续地、有效地为研究人员提供有关研究课题的全面而准确的情报信息。包括专题文献题录、文摘、原文，专题情报信息综述和述评。
随便看	operator norm operator object operator of best approximation operator of finite rank operator of finite trace operator of Fourier type operator of fractional power operator of left translation operator of mass operator of multiplication operator of nonprincipal type operator of nuclear class operator of potential type operator of principal type operator of right translation operator of rotation operator of shift operator of strong type operator of trace class operator of translation operator of weak type operator overloading operator precedence grammar operator precedence parsing operator product

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。