“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	electronic effect of substituent electronic eigenfunction electronic emergency management electronic emission electronic employment services electronic endoscopy electronic energy electronic energy loss electronic energy spectrum electronic equidensity electronic equilibrium electronic equipment operation trace electronic evidence electronic evidence examination electronic evidence examination technician electronic evidence examination workstation electronic evidence file consistency examination electronic evidence gathering electronic evidence identification electronic evidence software function examination Electronic Evidence: Strategies for Managing Records in Contemporary Organizations electronic expansion valve electronic exposure electronic exposure camera electronic eye

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。