The ellipsoid model is the first part of a spatial reference system definition.
椭圆体模型是空间引用系统定义的第一部分。
Spatial data model is the core and base of three dimensional geographic information system design.
空间数据模型是地理信息系统设计的核心和基础。
The model is used to optimize the spatial structure of land use of a city.
应用该模型对某城市的城市土地利用空间结构进行了优化配置。
Finally, a novel spatial truss mechanism model for the beam-wider-than-wall joint is put forward.
最后还提出了梁筋直锚型节点受力的空间桁架模型。
Spatial shell finite element bridge model is established to guide loading in test.
同时还建立了空间板壳有限元模型，指导试验加载。
Building model is one of the important spatial information of cyber city.
建物模型为数码城市中重要的空间资料。
This is the spatial data model which is proposed by OGC.
第四个是统一空间数据模型。
The aim of establishing spatial data model is to reflect the real world.
空间数据模型建立的目的是反映现实世界。
Therefore, it is especially important to design and establish the data model for spatial database.
因此，设计并创建空间数据库数据模型显得尤为重要。
The GML-based spatial data exchange model and SVG-based information visual model are proposed.
提出了基于GML空间数据交换和基于SVG的信息可视化模型。
The spatial learning memory ability in the model group reduced.
模型组小鼠空间记忆能力下降。
The spatial data model is basic to the research of GIS.
模型是地理信息系统(GIS)研究的基础内容。
Spatial microgravity Ground test system Neural network control Sliding model control;
空间微重力；地面试验系统；神经网络控制； 滑膜控制；
Spatial microgravity Ground test system Neural network control Sliding model control;
空间微重力；地面试验系统；神经网络控制； 滑膜控制；
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