“sealing technique of vacuum electronic device”的概念、定义、翻译、参考文献-科学参考

单词	sealing technique of vacuum electronic device
释义	sealing technique of vacuum electronic device Encyclopedia 工学真空电子器件封离释 sealing technique of vacuum electronic device真空电子器件封离在真空电子器件排气过程终了，管内气体压强达10-5帕以下时，将器件与排气系统分开并保持密封的过程。
随便看	ram-pressure confinement ram-pressure stripping ramp voltage Ram rabbit Ramsar Convention ramsar convention Ramsauer effect Ramsay crater Ramsay, John Graham Ramsay’s fold geomatric classification Ramsden Ramsden circle Ramsden disk Ramsden eyepiece RamsesⅡ Ramsey Ramsey graph Ramsey interference Ramsey, Norman Foster Ramsey number Ramsey theorem Ramsey theory ram-shaped bronze Zun ramucirumab ramulus syringae

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