| 释义 |
quadrature amplitude modulation短语¹⁴⁴⁹⁷²⁺² 基本例句 正交调幅 The implementation of OFDM base- band processing system, characterized by16- QAM Quadrature Amplitude Modulation and64 sub-carriers, is paid more attention. 重点研究了基于64路子载波,采用16- QAM调制的 OFDM基带处理系统的实现。 cnki |