摘要: The legal requirements for wastewater discharge into environment, especially to zones exposed eutrophication, lately became stricter. Nowadays treatment plants have manage with the ...
K.-H. Rosenwinkel, P. Johansson, A. Hippen, A. Nyberg, M. Beier, C. F. Seyfried, COST EFFICIENT SLUDGE LIQUOR TREATMENTVatten. ,vol. 54, pp. 213- 217 ,(1998)