英语词汇“parallel drum”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	parallel drum
释义	parallel drum parallel drum [′par·ə‚lel ′drəm] (design engineering) A cylindrical form of drum on which the haulage or winding rope is coiled.
随便看	spectral class spectral classes spectral classification spectral classification of stars spectral color spectral colour spectral comparator facility spectral concentration spectral correlation function spectral data spectral data base system toll (road) toll road toll road corporation of virginia toll roads tolls toll switch toll switching toll taker toll/tandem office toll/tandem switch toll tax toll terminal loss toll the death knell toll thorough

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