混合：mix絮凝：flocculation混凝：coagulation混凝剂：coagulants助凝剂：coagulantaids胶体颗粒：colloidalparticles沉淀：sedimentation自由沉淀：plainsettling烧杯试验：jartest沉淀池：gritchamber溢流率(表面负荷)：overflowrates指形槽：fingerlaunders高速滤池：highratealters/filters过滤周期：filtercycle清洗周期：cleaningcycle溶解氧：dissolvedoxygen酶：enzyme合流制排水系统：combinedsewers分流制排水系统：separatesewers厌氧：anaerobic好氧：aerobic晴天流量(旱流量)：dryweatherflow曝气池：aerationbasin格栅：screen原污泥，生污泥：rawsludge一级处理：primarytreatment二级(生物处理)：secondary(biological)treatment微孔扩散器：fine-bubblediffusers内生的，内源的：endogenous回流污泥：returnactivatedsludge(RAS)剩余污泥：wasteactivatedsludge(WAS)地下水回灌：groundwaterrecharge深度处理：advancedtreatment冲击负荷：shockload消毒：disinfection过滤：filtration蛋白质：protein序批式活性污泥法：SBR(SequentialBatchReactor)内源呼吸期：endogenousstage污泥浓缩：sludgethickening斜管沉淀池：tubesettlers快速混合：rapidmix快速滤池：rapidfilters初沉池：primaryclarifier慢速混合：slowmix离散颗粒：discreteparticles化学需氧量：biochemicaloxygendemand(BOD)前两个是汉译英，其余为英译汉。①Theslowmixingorstirringprocessiscalledflocculation.Thecombinedrapidmix-slowmixprocessisusuallyreferredtoascoagulation.慢速搅拌的过程叫做絮凝。快速混合和慢速混合的全过程通常叫做混凝。②Waterfiltrationcanbefurtherdefinedasaphysical-chemicalprocessforseparatingsuspendedandcolloidalimpuritiesfromwaterbypassagethroughabedofgranularmaterial.过滤可以进一步的定义为当水流通过颗粒物质层时，将水中悬浮的或胶状的杂质分离的物理-化学过程。③Theeffectivenessofdisinfectionisacomplexfunctionofseveralvariablesincludingtypeanddoseofdisinfectant,typeandconcentrationofmicroorganisms,contacttimeandwaterqualitycharacteristics.消毒的效果可以由几个变量因素组成的复杂的数学函数来表示，这些变量因素包括消毒剂的类型和用量、微生物的类型和浓度、接触反应时间和水质特性等。④Almostallofthecitieswithcombinedsewershavebuilttreatmentplantswhichcantreatthe“dryweatherflow”,orinotherwords,sanitarywastes.Aslongasitdoesn’train,theycanprovidesufficienttreatment.Whentherainscome,however,theflowsswelltomanytimesthedryweatherflowandmostofitmustbeby-passeddirectlyintoariverorlake.Thisoverflowcontainssewageaswellasstormwater,andhasahighpollutingcapacity.Allattemptstocapturethisexcessflowforsubsequenttreatment,suchasstorageinundergroundcavernsandrubber