离子交换膜电解技术，由于膜的离子选择透过性，在分离无机离子和浓缩酸碱方面具有良好的发展前景。
The ion exchange membrane electrolysis has good development because of iron permselectivity of membrane in separating abio-iron and concentrating acid and alkali.
本文采用双柱在线离子交换预浓缩FIA-ICP系统，建立了水及土壤浸出液中痕量钼的测定方法。
Trace amounts of molybdenum in water and soil extract samples were determined using a dual column on-line ion-exchange preconcentration FIA-ICP system.
用阴离子交换法研究了TRPO流程中镎和钚的浓缩和分离。
The concentration and separation of Np and Pu in TRPO process are studied by anion exchange method.
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