基本解釋[電子、通信與自動(dòng)控制技術(shù)]信號(hào)傳播速度英漢例句雙語(yǔ)例句The paper studies the concepts of phase velocity and group velocity on electromagnetic wave propagation and discusses the relation between signal conveyance and energy conveyance.文章研究了電磁波傳播的群速與相速概唸,論証了信號(hào)傳送與能量傳遞的必然聯(lián)系。signal propagation velocity更多例句專業(yè)釋義電子、通信與自動(dòng)控制技術(shù)信號(hào)傳播速度