“查询优化”的概念、定义、翻译、参考文献-科学参考

单词	查询优化
释义	查询优化 Encyclopedia 理学数据库系统释 query optimization查询优化查询优化旨在通过选择有效策略，对给定的关系表达式求值，使得查询代价最小。 Computer 数据库数据库管理系统及其实现技术释文 query optimization查询优化
随便看	tritiation triticonazole tritide tritium tritium analysis and measurement in organism tritium breading tritium breeder tritium breeding tritium breeding blanket tritium chemistry tritium decay tritium generating tritium handling tritium in the environment tritium isotope hydrogeology tritium-labelled compound tritium measurement in environmental water tritium monitoring equipment for radiation protection tritium permeation tritium permeation barrier tritium plant tritium ratio tritium safety tritium self sustaining tritium self-sustaining

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。