英语翻译filtersystems:micro-organismsaregrownonfilterbedsmadeupofrocks,sandorplastic.Thewastewaterisspreadoverthefilter,allowingittoflowpastthefilmofmicro-organismsfixedtothefiltermaterial.Asorganicmattermicro-or

Question

英语翻译
filter systems:micro-organisms are grown on filter beds made up of rocks,sand or plastic.The wastewater is spread over the filter,allowing it to flow past the film of micro-organisms fixed to the filter material.As organic matter micro-organisms,with the treated water trickling out from the bottom of the filter and flowing to the next stage of treatment.
2.Activated sludge systems:this is the most common form of treatment,where micro-organisms are added to the wastewater and organic decomposition is encouraged through aeration and agitation.After the micro-organisms have been suspended in the wastewater for several hours,they are settled out as sludge,while the treated water flows to the next stage of provide “seed” micro-organisms.The remainder is sent onto a sludge treatment process.

Answer 1

过滤系统：有机微生物在由岩石,沙子和塑料构成的滤垫上生长.废水渗入滤垫中,使得废水能流过粘着在过滤材料的有机微生物.作为有机物质的有机微生物,随着处理过的一滴一滴从过滤器滴出来,流入下一个处理过程.2.激活的...