“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	Hill hill Hilla Limann Hillary Edmund Percival Hillary Montes hill-brook minnows Hill-Brown theory hill collapse disasters in China Hill determinant Hill determinantal equation Hill differential equation hill-dropplanter Hille Hill element Hillel the elder Hill equation hiller Hille-Tamarkin operator Hille-Yosida theorem Hill method of solution hill myna Hill of No Return Hill operator Hill problem Hill reaction

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