“QR-树索引”的概念、定义、翻译、参考文献-科学参考

单词	QR-树索引
释义	QR-树索引 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	X-ray detection X-ray detection system based on lobster-eye optics X-ray detector Xray detector X-ray diagnostic devices and high voltage generating devices X-ray diascope X-ray diffraction Xray diffraction X-ray diffraction analysis of minerals X-ray diffraction for polymer structure X-ray diffraction method X-ray diffraction of crystals X-ray diffraction pattern X-ray diffraction topography X-ray diffraction (XRD) Xray diffraction (XRD) X-ray diffractometer X-ray diffractometry Xray diffractometry X-ray diffuse scattering X-ray diode X-ray dose and X-ray double-crystal diffraction X-ray dynamic examination X-ray eclipse

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。