“关系代数”的概念、定义、翻译、参考文献-科学参考

单词	关系代数
释义	关系代数 Encyclopedia 理学数据库系统释 relational algebra关系代数一种抽象的关系数据语言，它通过对关系的运算来表达查询。 Mathematics algebra of relations关系代数 relation algebra关系代数 relational algebra关系代数 relationship algebra关系代数 Computer 数据库数据库理论释文 relational algebra关系代数
随便看	Clostridium infection Clostridium thermocellum clostripain closure closure algebra closure amplitude closure axiom closure condition closure criterion closure density closure distance closure domain closure error closure-finite closure-finite cell complex closure-finite complex closure of a convex function closure of a domain closure of a field closure of an algorithm closure of an element closure of an operator closure of a ring closure of a set closure of a space

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。