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环境科学技术 污泥膨胀 But the conventional activated sludge process technology has some shortcomings:long water residence time, low processing power per unit area, large area reactor, sludge bulking and so on. 但是传统的活性污泥法工艺存在工艺流程长、污水停留时间长、单位面积处理能力低、反应池占地面积大、污泥膨胀等缺点。
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