“定题信息服务”的概念、定义、翻译、参考文献-科学参考

单词	定题信息服务
释义	定题信息服务 Encyclopedia 管理学【按服务方式划分】释 selective dissemination of information service定题信息服务图书馆或其他信息服务机构针对用户特定主题的信息需求，定期或不定期地提供最新出版物、文献报道和其他信息产品的服务业务。又称专题选粹服务、对口信息服务。
随便看	total ordering total organic carbon total organic carbon (TOC) total ossicular replacement prosthesis total output total output of services in support of agriculture, forestry, animal husbandry and fishery industries total ozone column concentration total payoff total permutation total perspective total phosphorus and total nitrogen measuring instrument in seawater total phosphorus in water total pollutant emission control system total pollutant load limits of water function zone total Pontryagin class total population of a city total pore volume total positivity total-power receiver total-power telescope total predicate total pressure total pressure distortion total pressure gauge total pressure loss coefficient

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。