短語詞組短語modulation band -width 調(diào)制帶寬predetection band -width 檢波前的頻帶寬度half band -width 半帶寬system band -width 系統(tǒng)帶寬energy band -width 能帶寬度band pass width 通過頻帶band gap width 帶隙寬度band -width balance 帶寬平衡high bandwidth [電]高帶寬frequency bandwidth 頻帶寬度gain bandwidth 增益帶寬bandwidth control 帶寬控制；頻寬控制；帶寬調(diào)節(jié) 返回 band width