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根据BKG中心的转换参数结果 ,采用FFT方法 ,计算分析了PZ 90GLONASS与ITRF间转换参数及其周期变化特性 ,并得出了一些有益的结论
According to the BKG center’s conversion parameters, the FFT method was used to calculate and analyze the conversion parameters and their periodic variation characteristics between PZ 90GLONASS and ITRF, and some useful conclusions