常見例句雙語例句Then the possibility of larger phase velocity and group velocity than light speed in dispersive medium is discussed.然后從色散介質(zhì)中相速度與群速度的關(guān)系,討論了相速度和群速度超光速的可能性。Because of the complex spectral distributions, thin dispersive medium will not only broaden the pulse temporal widths but also change the curves of the pulse fronts.這種復(fù)雜性使放置于遠(yuǎn)場的薄色散介質(zhì)對光脈沖同時(shí)產(chǎn)生時(shí)間展寬和波前彎曲等變化。Ionosphere is dispersive media. This shift operator method is then applied to the dispersive medium case. The recursive relation for D and E available for FDTD computation is obtained.電離層是一種色散介質(zhì),在處理色散介質(zhì)中電磁波的散射和傳播問題時(shí),用移位算子處理有理分式法獲得FDTD計(jì)算中電位移矢量D和電場強(qiáng)度E的時(shí)域遞推關(guān)系。 返回 dispersive medium