The Rectification Algorithm of Wide Frequency Difference Based on the Estimation of Period for the Fully Digitized Demodulation of Group QPSK Signals as a Whole是什么意思_The Rectification Algorithm of Wide Frequency Difference Based on the Estimation of Period for the Fully Digitized Demodulation of Group QPSK Signals as a Whole在线翻译_英语_读音_用法_例句