“Online Public Access Catalog”的概念、定义、翻译、参考文献-科学参考

单词	Online Public Access Catalog
释义	Online Public Access Catalog Encyclopedia 管理学联机公共检索目录（OPAC）释 Online Public Access Catalog; OPAC联机公共检索目录由图书馆提供给读者查询其馆藏数据的联机目录检索系统。
随便看	strong multiplicity-one theorem strong negation strong norm strong normalizability theorem strong nuclear interaction strong operator topology strong-operator topology strong oriented graph strong partial order strong perfect graph theorem strong permanent magnets strong pinning strong preference relation strong product strong property strong pseudoconvex strong pseudoprime strong pseudoprime test strong recursive presentation strong red strong reflection strong reflection principle strong regular graph strong relation strong relative minimum

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。