片语
double stream amplifier tube双电子注放大管
high frequency amplifier tube高频放大管
ionization amplifier in tube管内电离
electron image amplifier oscillation tube电子振蕩管
amplifying tube[电子] 放大管
broad band amplifier tube宽带放大管
electron image amplifier multiplier tube电子倍增管
amplifier r tube放大器管
deflection control amplifier tube偏转控制放大管
electron image amplifier image tube电子显象管