【电学】交换塔

PEG在线定点修饰水蛭素及其修饰位点的理论预测与分析

质粒纯化利用离子交换柱的再生方法

guanine nucleotide exchange factor (GEF)

countercurrent exchange

exchange commission

ion-exchange resin

foreign exchange instrument【金融】

leach ion-exchange flotation process【冶】

in exchange with

displacer insert in heat-exchange conduit