前缀长度的英文

例句与用法

1. With qpsk modulation method employed in our ofdm system , there are several important parameters relating to bandwidth efficiency should be consider carefully . they are the number of subcarrier , the length of cycle prefix and the parameters of pulse shaping filer
   结合qpsk调制，文中讨论了建立这样一个高带宽效率的ofdm传输系统所需要着重考虑的几个参数：子载波数目、循环前缀长度和成形滤波器的参数。