“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	algebra of propositions algebra of quaternions algebra of random variables algebra of relations algebra of sets algebra of subsets algebra of symmetric functions algebra of tensors algebra of transformations algebra over a field algebra over a ring algebra package algebra representation algebras algebra situs algebra solution of the harmonic oscillator algebra with associative powers algebra with identity algebra with involution algebra with operators algebra with ploynomial identities algebra with polynomial identities algebrist algebroid algebroidal function

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。