1[3]R.D.Davis,J.E.Hall.Production Treatoment and Disposal of Wastewater Sludge in Europe from a UK Perspectire[J].European Water Pollution Control,1997,7(2):67-71.
2[7]P.Flyhammar.Estimation of Heaby Metal Transformations in Munisipal Solid Waste[J].Sci.Total Environ,1997,198 (2):123-133.
3[8]Liang Qiao.The Effects of Clay Amendment and Composting on Metal Speciation in DigesteSludge[J].Water Res,1997,31(5):951-964.
