The topography of BAC observed by SEM showed that bacterial density on the GAC was reduced along water flow direction and coccus and bacilli were the main bacteria.

 
  • 随着炭层高度的增加,活性炭颗粒表面微生物的密度逐渐降低;生物活性炭上的细菌以球菌和杆菌为主。
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