多极: multipolar; multipole; multi ...管: pipe; tube变频器: frequency transformer; frequ ...二极管变频器: diode converter电子管变频器: vacuum tube converter; vacuum tube frequency converter; vacuum-tube converter晶体管变频器: transistor converter五栅管变频器: pentagrid converter晶体管变频器，晶体管逆变器: transistor inverter变频器用五极管: pentagrid of converter五栅管混频器五栅管变频器: heptode converter; pentagrid converter变容二极管上变频器: varactor up-converter多极管: multi electrode tube; multi electrode valve; multi-electrode valve; multipolar tube; multitrode tube变频器: frequency transformer; frequency changer; inverter; frequency converter; transverter; converter变频机,变频器: frequency changer移频器，变频器: frequency shifter变频器变频机: frequency changer; frequency converter变换变频器: converter变频器电路: converter circuit; convertible circuit参量变频器: parametric converter; parametric frequency converter测试变频器: test frequency converter超导变频器: superconducting frequency converter串级变频器: concatenated frequency changer定比变频器: co tant ratio frequency changer; constant rate frequency changer; constant-ratio frequency changer短波变频器: short wave converter; shortwave converter分路变频器: channel frequency converter
