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信息对准的任务就是确定这两个坐标系之间的相对关系，进而把所有的信息转换到一个共同的坐标基准之下。
Coordinate alignment is the process to determine the relative relations of these two coordinate systems, then convert all the information into a common one.
提出了国家地理空间信息基准框架内改进与更新原有的大地坐标基准、高程基准和重力基准的建设道路及解决原则。
The higher requirement of the former coordinate datum, height datum and gravity datum was in dire need of improvement and update in modernization.
本文结合课题要求，主要讨论了在现有条件下在动坐标基准下如何处理GPS数据和弱约束条件下如何提高测姿精度的问题。
This paper combining the project request, mainly discuss under the condition of moving coordinate how to handle GPS data and under weak restrictions how to improve the attitude accuracy.
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