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本文通过对全国地电台视电阻率年周期变化的统计分析、实例剖析和实验观测,对年变成因进行了分析研究。提出了形成年周期变化的原因和消除干扰的办法。
In this paper, the statistical analysis, empirical analysis and experimental observation of the annual change of apparent resistivity in China are carried out. The reasons for the formation of the annual cycle and the way to eliminate the interference are put forward.