英语词汇“concentric main”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	concentric main
释义	concentric main Electricity (now historical ) noun A main electricity supply cable consisting of one or more concentric cables. Used especially in reference to the cable invented in 1890 by Sebastian de Ferranti (1864–1930), which consisted of a number of rigid concentric cables joined together.. Origin Late 19th century.
随便看	feelthy feely fee-paying fee simple feet fee tail feet first feet of clay feh Fehling's reagent Fehling's solution Feiffer, Jules feign feigned feijoa feijoada Feinstein, Dianne feint feis feistily feistiness feisty felafel felch Feldenkrais method

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concentric main