短語詞組短語Ultra -broadband via Satellite 衛(wèi)星超寬帶研究報(bào)告ultra -broadband and very-broadband seismometer 超寬頻帶與甚寬頻帶地震計(jì)miniaturized ultra -broadband antenna 小型化超寬帶天線Broadband Ultra -Short Pulse Laser 寬頻帶超短脈沖激光 返回 ultra-broadband