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Phenolic acid wastewater was a typical organic chemical industrial wastewater which was poor degradable and toxic.
酚酸废水是典型的难降解有毒有机化工废水之一.
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Mine solid wastes and acid wastewater in resources exploitation have become two major environmental pollutions.
矿山固体废物和酸性废水已成为矿山资源开发过程中的两大环境公害.
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