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作为一项新兴的污水处理技术,近几年来,湿地在全世界范围内被广泛地研究和利用。国外大量的研究表明,各种类型的湿地都具有潜在的处理和净化污水的能力。利用湿地降低污水所载营养物被普遍认为是经济而有效的途径,最近更有报道建议开发人工湿地以减少自然水体中的氮素
As an emerging wastewater treatment technology, wetlands have been widely studied and utilized worldwide in recent years. A large number of foreign studies have shown that all types of wetlands have the potential to deal with and purify sewage. The use of wetlands to reduce the nutrients contained in wastewater is widely recognized as an economical and effective approach. More recent reports have suggested the development of constructed wetlands to reduce the amount of nitrogen in natural waters