使用空间数据类型，开发人员可以表示使用坐标系统的数据，比如形状、线条或是地图上的点。
The Spatial data type allows developers to represent data that USES a system of coordinates, such as shapes, lines, or points on a map.
在第五章和第六章中，对双臂空间机器人系统在惯性坐标系内进行轨迹跟踪控制问题进行研究。
In the fifth and sixth chapter, trajectory tracking control in inertia space of the dual-arm space robot system is studied.
特别是对于各种空间飞行器的天文实时定位能提供一个精确而快速的参考坐标系统。
Especially, It can rapid by provide a precise reference coordinate system for the astronomical orientation of various space vehicles at real time.
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