【毎日一問】工程基礎知識（選択問題）20200107
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精留過程はAです。 A、物質移動・熱伝達過程 B、熱伝達過程 C、物質移動過程 D、物質移動・熱伝達および複数回の気化・凝縮過程
D、物質移動と熱移動、および複数回の気化・凝縮の過程
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