“QR-tree index”的概念、定义、翻译、参考文献-科学参考

单词	QR-tree index
释义	QR-tree index Encyclopedia 工学QR树索引释 QR-tree indexQR-树索引结合四叉树和R-树而提出的一种空间索引方法。
随便看	Annual Review of Earth and Planetary Sciences Annual Reward annual ring annual ryegrass Annual salary system annual salary system annual sedimentary layer annual statistical reports for archives work Annual task plan of railway transportation enterprises annual temperature range in China annual total allowable catch annual training plan Annual Tribute annual tribute annual tribute student annual variation annual variation of polar motion annual weed annuitization puzzle annuity annular annular acoustic logging annular aperture annular blowout preventer annular coil

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。