“upflow”的概念、定义、翻译、参考文献-科学参考

单词	upflow
释义	upflow [`ǝp´flō] ^CHEMISTRY In an ion-exchange unit, an operation in which solutions enter at the bottom of the unit and leave at the top.
随便看	crossover frequency crossover joint crossover length crossover network crossover spiral crossover voltage cross-peen hammer cross-pointer indicator cross-polarization cross-pollination cross product cross ratio cross-reacting antibody cross-reacting antigen cross-reacting material cross-reaction cross-referencing program cross-rolling cross sea cross section cross section per atom cross-section symbols cross slide cross spectrum cross-staff

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