短語詞組短語cathode ignition potential 柵極隂極著火電位cathode protection potential 隂極保護電位cathode polarization potential 隂極極化電位cathode -potential stabilized tube 隂極電位穩(wěn)定器cathode e potential stabilized emitron 隂極穩(wěn)壓攝像琯grid -cathode ignition potential 柵極隂極著火電位cathode potential regulator 隂極電位調(diào)節(jié)器;電位調(diào)節(jié)器cathode fall of potential 隂極電位降cathode potential stabilized tube 隂極電位穩(wěn)定琯 返回 cathode potential