国产探花av在线日韩精品_无码国产精品一区二区v精东影视v日韩精品_加勒比无码性爱高清在线_国产三级高清久久_正在播放国产性爱_av网站免费在线观看_亚洲精品无码成人_2019最新中文字幕_亚洲黄片毛片观看_爱情鸟论坛com视频论坛

CN

  With good biodegradability, domestic sewage is mainly derived from bath waste water, kitchen waster water and toilet-flushing water, usually applies A/O, Anoxic/Oxic treatment, effectively reduces content of COD, BOD and NH-N and meets the national discharged standard of sewage. Moreever, deeper treatment with M/F, Multi media filtration/ Ultrafiltration can further remove sewage suspensions and organic matter, decrease the sewage turbidity and chroma. The deeper treated waste water can be used as domestic miscellaneous water for washing cars, flushing toilet, greenery and architecture water usage, etc.


\
Data sorting......