英语词汇“hempel column”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	hempel column
释义	hem·pel column \ˈhempəl-\ noun Usage: usually capitalized H Etymology: after Walter Hempel died 1916 German chemist : a vertical column for fractional distillation filled with glass beads and provided with a side tube for exit of the vapors
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