signal propagation velocity

常見(jiàn)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念，論證了信號(hào)傳送與能量傳遞的必然聯(lián)系。
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