“directory search engine”的概念、定义、翻译、参考文献-科学参考

单词	directory search engine
释义	directory search engine Encyclopedia 管理学目录型搜索引擎释 directory search engine目录型搜索引擎以人工方式或半自动方式搜集信息资源，由编辑人员对信息资源进行分门别类，并放置到事先确定的、具有层级关系的类目体系中形成的检索系统。又称网络资源指南。
随便看	National Autonomy Party National Award for Excellent Publishing Scientific Research Paper National Award for Natural Sciences National Award for Science and Technology Progress National Award for Technological Invention National Award of Excellent Script for Drama and Opera national balance sheet National Ballet of China National Bank Act National Bank of Costa Rica National Bank of Cuba National Bank of Nicaragua National Bank of Panama National Bardo Museum National Basic Medical Insurance, Industrial Injury Insurance and Maternity Insurance Drug Catalog（China） National Basic Population Information Database national basic public health service project management platform National Basic Research Program of China (973 Program) National Basketball Association National Beauty and Heavenly Fragrance National Beiping Academy National Beiping Art School national bibliography National Bibliography of New Books National Biosafety Committee of Agricultural Genetically Modified Organisms

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。