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-现代词典

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
随便看	cobaltinitrite cobaltised cobaltite cobaltized cobalto cobalto- cobaltocalcite cobaltomenite cobaltous cobaltous cobaltous chloride cobaltous fluoride cobaltous oxide cobaltous sulfate cobalt oxide cobalt pyrites cobalt red cobalt sulfate cobalt ultramarine cobalt violet cobalt vitriol cobalt yellow cobang cobb cobbed

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