A combined system consisting of hydrolysis acidification, denitrification and nitrification reactors was used to removal carbon and nitrogen from the nylon-6 production wastewater.

用包含水解酸化、硝化和反硝化三个反应器的组合式生物脱氮除碳系统处理尼龙6废水，着重分析了该系统的回流比，溶解氧。

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50% and 98% of LAS are removed in coagulation sedimentation and contact oxidation process respectively. But the LAS removal in hydrolysis acidification unit is still low.

混凝沉淀池和接触氧化池对LAS的去除率分别达到50 %以上和98%以上，但水解酸化池对LAS的去除率较低。

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Electron acceptor shocking, especially short-term aeration, is an effective technique to enhance anaerobic hydrolysis and acidification of residual sludge.

电子受体冲击尤其是短时曝气冲击是强化污泥水解酸化的有效技术途径。

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