英语词汇“vacuum valve”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	vacuum valve
释义	vacuum valve [ˈvækjuəm vælv] na.〈英〉【无线】电子管 [网络]真空阀；真空阀门；真空管
随便看	second polar bodies second polar body second polar moment of area second polocyte second position second positive afterimage second posterior cell second posterior intercostal artery second post pacing beat second postpacing beat second post-pacing beat second power second powers second predicate calculus second-preference secondpreferred second-preferred second preferred second-preferred stock second preferred stock Second Pregnancy Trimester Second Pregnancy Trimesters second premolar second preselection stage second preselector

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