高精度数据系统HADS ？
以应用实例详细介绍了18位高精度数据采集系统的设计过程，阐述了设计中所遇到的问题和实际的解决方法。
This paper gives the design process of 18 bits high-precise data acquisition system by an instance and discusses problems and practical solutions of the design.
在地壳形变研究和高精度数据处理中，系统误差源不可忽视，应尽可能地削弱其影响。
Systematic error can not be ignored in study of crust deformation and high precision data processing, thus its influence should be weakened as far as possible.
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