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

单词	low-frequency tube
释义	low-frequency tube 低频管
随便看	subject contstruction subject coordinate system subject copy subject country subject coverage subject creative subject creativity subject cross subject crossing subject cross reference subject cultural subject cultural configuration subject cultural traditions Subject Culture subject curricula subject curriculum subject curriculum and teaching theory subject data subject database subject data base subject databases subject data set subject degree subject department subject-department