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本文对我国重力台站普遍使用的24小时组合(即日均值)和国际固体潮中心(ICET)推荐采用的Перцев组合方法从理论上对它们的滤波效能和优缺点进行系统的分析和对比,结果表明,Перцев方法的功能远远超过24小时组合法。
This paper systematically analyzes and compares the filtering efficiency and advantages and disadvantages of the 24-hour combination (daily average) commonly used by China’s gravity stations and the proposed Перцев combination method proposed by the International Solid Tide Center (ICET). The results show that , The function of the Перцев method goes far beyond the 24-hour combination.