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介绍了阴、阳离子交换树脂污染后 ,在不增加任何投资的条件下 ,使树脂污染问题得以解决 ,恢复其交换容量 ,明显提高阴、阳床的制水能力
Introduced anion and cation exchange resin pollution, without any increase in investment conditions, the resin pollution problems can be resolved to restore the exchange capacity, significantly improve the water capacity of Yin and Yang bed