EngineeringandTechnology2720047StudyonBlow-offTechnologyofProcessingTextileDesizingWastewaterDOI:10.14026/j.cnki.0253-9705.2004.07.004EngineeringandTechnology28EnvironmentalProtection20047CODCrBOD5SSpHmg/L300015000805400050021006.087.64mg/L660011001000EngineeringandTechnology2920047()()()%100CODCODCOD%CrCrCr×-=123456789pH5.05.66.06.67.07.37.68.08.5/mg/L490049004900490049004900490049004900/mg/L392034303190319031603190323032803380%2030353535.635343331123456789/mg/L300037504470526060106680735076908050/mg/L177021402420268031904010456051505800%414346494740383328EngineeringandTechnology30EnvironmentalProtection20047