英语词汇“pole-changing switch”的翻译、意思、用法、释义-英汉汉英词典

单词	pole-changing switch
释义	pole-changing switch换极开关pole-changing switch換極開關物理化學儀器設備名詞
随便看	news interview news item news judgement newsless news letter news-letter newsletter newsletters news magazine newsmagazine newsmaker newsmakers newsman news management newsmap news markup language news media newsmedia newsmen new smoking material news monger news-monger newsmonger newsmongering newsmongers