Anaerobic digestion has been proved to be a successful method for the biotreatment of pulp and paper mill effluents since the sixties.

• 过去十几年间,厌氧生物处理已被证明是防治制浆造纸工业形成的水污染的一种成功方法。但在厌氧技术的实际应用中始终存在一些问题。