英语词汇“multiple vacuum tube”的翻译、意思、用法、释义-英汉汉英双解词典

单词	multiple vacuum tube
释义	multiple vacuum tube 学复合电子管；笔合真空管
随便看	boom pin boompipe boom pipe boom pipes boom pitch boom pivot Boomplaats boom plan boom platform boom point boom point pin boom pole boom poles boom powder boom prices boom reach boom receptacle boom refuelling systems boom rest boom rig boom ripper Boomrivier boom roadheader boom roadhearder boom rotation angle