给排水复试英语词汇(总结版)

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1、ringsystem环状管网branchingsystem枝状管网feeder给水管，进料管servicereservoir配水池（调节水池）70mhead70米水头pipejunctions管网节点headloss水头损失flow,runoff,discharge流量Connection连接管，排出管collectingsewer污水支管Interceptor截流污水管(interceptingsewer)manhole人孔，检查井surfacewater地表水wastewater污废水suspendedmate

2、rials悬浮物metabolism新陈代谢outfall出水口，排水口chemicalclarification化学澄清coagulation混凝coagulant混凝剂sedimentation沉淀filtration过滤disinfection消毒sedimentatinbasin沉淀池soften软化aeration通风，曝气plainsettling自由沉淀detentiontime滞留时间flocculation絮凝flocs絮凝体coagulantaid助凝剂(flocculationaid)clar

3、ifier澄清池contacttank接触反应池sedimentationbasins沉淀池settlingtank沉淀池(settler)parallel-platesettler斜板沉淀池tubesettler斜管沉淀池feedrate水流速度laminarflow层流filtermedium过滤介质（滤料）back-wash反冲洗hydraulicgrading水力分级filtercycle过滤周期chlorination氯化，用氯处理breakpointchlorination折点加氯breakpointd

4、osage折点剂量free(available)自由性氯dissolvedosygen溶解氧(DO)biochemicalosygendemand(BOD)生化需氧量chemicaloxygendemand(COD)化学需氧量totalsuspendedsolids(TSS)总悬浮固体mixedliquorsuspended-solids(MLSS)混合液悬浮固体浓度volatilesuspendedsolids(VSS)挥发性固体primarytreatment一级处理screen格栅gritchamber沉砂池

5、settler沉淀池primaryclarifier初沉池turbulence紊流primaryeffluent一级出水secondarytreatment二级处理biologicaltreatmentsystem生物处理系统activated-sludgesystem活性污泥系统aerationbasin曝气池returnactivatedsludge(RAS)回流污泥stepaerationactivated-sludgeprocess阶段曝气活性污泥法BOD-SSloadingBOD污泥负荷mixedliqu

6、orsuspended-solids(MLSS)混合液悬浮固体浓度sequentialbatchreactor(SBR)序批式（间歇式）活性污泥法secondaryclarifier二沉池sludgetreatment污泥处理sludgethickening污泥浓缩sludgedigestion污泥消化雨落管downpipe,downspout管沟pipeduct公称直径norminaldiameter(DN)异径管，渐缩管reducer补偿器compansator伸缩节expansionjoint检查井inspe

7、ctionchamber,manhole人孔雨水井gullytrap出水口outlet降水，排水dewatering,waterremoval17、precipitation降水、降雨量、沉淀57、runoff径流。溢流58、apportion分配113、contaminate污染物致污物115、freeflowing重力流116、outlet出口排出口124、disinfection消毒144、aeration曝气通风183、main干线干管194、watermeter水表195、leak漏出量泄漏210、pre

8、treat，preliminarytreatment预处理211、coagulation混凝凝结凝结物219、chlorination加氯消毒氯化229、coagulant混凝剂239、filter滤池过滤260、settling沉淀沉降作用沉淀物261、disperse使分散使散开疏散281、flocculator絮凝池反应池293、enmeshment网