“spatial query language”的概念、定义、翻译、参考文献-科学参考

单词	spatial query language
释义	spatial query language Encyclopedia 工学空间查询语言释 spatial query language空间查询语言对空间数据库和空间信息系统进行查询的计算机语言。是在关系数据库结构化查询语言（SQL）上扩展出来的查询语言，即在数据库查询语言上加入空间关系查询，是空间数据库的重要组成部分。
随便看	two-dimensional quantitative structure-activity relationship two dimensional Raman spectrum two-dimensional Raman spectrum two-dimensional ring two dimensional sampling theory two-dimensional saturable absorbing material two dimensional seismic two-dimensional singularity two-dimensional space two-dimensional spectral classification two-dimensional spectroscopy two dimensional spectrum two-dimensional spectrum two dimensional spectrum (2D NMR) two-dimensional spectrum (2D NMR) two-dimensional sphere two dimensional structure two-dimensional structure two dimensional superlattice two-dimensional superlattice two-dimensional synthesis two-dimensional system two dimensional system conrolability two dimensional system observability two-dimensional systems

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