This paper introduces application of aquatic plants in sewage treatment.

摘要介绍了水生植物在污水治理中的应用.

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Anaerobic sewage treatment has advantages over aerobic treatment.

厌氧工艺具有许多好氧工艺所不具备的优点.

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Because of the difficulties of city sewage treatment engineering supporting system should be established.

由于种种原因,城市污水治理工程的建设困难重重.

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