Có rất nhiều phương pháp xử lý nước thải nhưng vẫn còn gặp nhiều hạn chế : giá thành cao, không thích hợp .Mô hình AAO là một trong những mô hình có giá thành thấp mà tính vận hành cao.
There are many wastewater treatment method but still encounter many restrictions: the high price is not appropriate. AAO model is one of the low-priced model that higher operating properties.
There are many methods of wastewater treatment, but still have many limitations: high cost, not suitable .Mo AAO formation is one of the low-cost model that features high operating.
There are many ways of sewage treatment, but there are still many limitations and high cost, not suitable for.M's AAO shape model is one of the high and low cost of operation.