The high concentration may be due to the dissolution of the particular Uranium which can reflect the alteration of REDOX environment of the brine.
溶解释放的结果，铀浓度的变化可以反映地下卤水氧化还原状态的变化。
When touching water, the water shutoff agent will swell. In high concentration brine, the expansion ratio is yet higher.
该堵剂遇水会膨胀，在高矿化度水中膨胀率也较高。
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