This text introduced the common method of printing and dyeing wastewater treatment - the biology tangency oxidizes method , expatiated on its mechanism and characteristic , emphases introduced pivotal techniques of industry application process including pretreatment , filling , puff machine 摘要文章介紹了印染廢水處理的一種常用方法生物接觸氧化法,闡述了其機(jī)理、特點(diǎn),對其工業(yè)應(yīng)用過程中的關(guān)鍵技術(shù)包括預(yù)處理、填料選用和曝氣器作了重點(diǎn)說明。