“R树索引”的概念、定义、翻译、参考文献-科学参考

单词	R树索引
释义	R树索引 Encyclopedia 工学R树索引释 R-tree indexR树索引将B树向多维空间扩展的索引方法。它采用空间聚集的方式将相邻的空间实体划分在一起，组成更高一级的结点，直到所有实体组成一个根结点。是一种高效的空间索引。又称平衡树。
随便看	electronic dictionaries electronic dictionary electronic dictionary function electronic dictionary structure electronic differential speed electronic digital computer electronic digital integrator electronic distance meter，EDM instrument electronic document electronic document and records management system Electronic documents/ electronic data interchange electronic document standard electronic drift Electronic Drum Electronice commerce 4C strategy Electronice commerce 4P strategy Electronice commerce 4R strategy electronice commerce marketing strategy Electronice commerce place strategy Electronice commerce price strategy Electronice commerce promotion strategy electronic education electronic effect electronic effect of catalyst electronic effect [of substituent]

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。