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本文简要介绍了弱型树脂的使用特点及改造中的计算原则，并以运行统计结果证实了利用增设弱型树脂对原系统进行改造，有较好的效果和收益．
This article briefly introduced the use characteristics of weak resin and the principle of calculation in the process of transformation. The operational statistics confirmed that the original system was modified by adding a weak resin, which has good results and benefits.