liquid ion exchange solvent 液体离子交换溶剂
solvent exchange method 溶剂交换法
solvent-exchange 溶剂替换
solvent exchange 溶剂交换
solvent exchange drying 溶剂置换材
solvent ion exchange 离子交换剂
The solvent exchange and frozen-dry were adopted to solve the problem that the structure collapses in the dry course of gel.
采用溶剂交换-常压干燥法以及冷冻干燥法两种方法解决了凝胶干燥过程中网络结构塌陷的问题。
The methods of preparing high purity iron include solvent extraction, ion exchange, electrolytic refining, zone melting, and so on.
本文介绍了溶剂萃取、离子交换、电解精炼和区域熔炼等冶金提纯方法在高纯铁制备过程中的应用。
The practice showed chemical regent did not need to regenerate even long time use. Its using lifetime was longer than ionic exchange resin's. It was ideal solvent purification measure.
实践表明：凝胶色谱即使长期使用也无需用化学试剂再生，使用寿命比离子交换树脂更长，是一种比较理想的溶剂净化手段。
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