Radix-4 DIT Fast arithmetic is used to realize 256 subcarriers OFDM modulation and give out an efficient implement structure based on FPGA.是什么意思_Radix-4 DIT Fast arithmetic is used to realize 256 subcarriers OFDM modulation and give out an efficient implement structure based on FPGA.在线翻译_英语_读音_用法_例句