The letdown heat exchanger reduces letdown fluid temperature to a value that is compatible with the ion exchangerresin.
下泄热交换器将流体的温度降到合适的定值，这个温度下，净化床工作允许。
2
This paper compared some synthesis of functionalized polystyrene-based (PS) resin of anion exchangerresin which avoided the toxic problem related to classic chloromethylation process .
本文对不使用氯甲醚合成苯乙烯型阴离子交换树脂的几种方法进行了比较。
3
A novel ion exchanger prepared from a strong anion resin modified with histidine was used for purifying crude hyaluronic acid to achieve a successful separation from protein and nucleic acids.