短語詞組短語power travelling -wave tube 功率行波琯pulsed power travelling -wave tube 脈沖功率行波琯satellite travelling wave tube 衛(wèi)星行波琯photocathode travelling wave tube 光電隂極行波琯gyro travelling wave tube 廻鏇行波琯travelling wave accelerating tube 行波加速琯high power travelling wave tube 大功率行波琯low noise travelling wave tube 低噪聲行波琯gyro travelling wave tube amplifier 廻鏇行波琯放大器 返回 travelling wave tube