环境英语证书考试（PEC）-给排水词汇Distributionsystem分配系统Gridsystem环状管网ringsystem环状管网loopfeeder环状管网branchingsystem枝状管网combinationsystem联合管网（combinedsystem）Topography地形学，地形，地貌，地势deadend死水点feeder给水管，进料器Elevation地面标高valve阀门，真空管watersupply给水，自来水，供水系统servicereservoir配水池（调节水池）pump泵storageelement（储水）构筑物70mhead70米水柱leakagerate泄漏量（泄漏率）hydraulic水力的，水压的hydraulicanalysis水力分析fieldmeasurement现场测量（实测）fielddate实测数据keypoint管网节点pipejunctions管网节点node（keypoint,junction）节点signconvention符号规约positiveclockwise取顺时针方向为正headloss水头损失iterativesolution迭代解loopmethod环路法flow,runoff,discharge流量Sanitary环境卫生的（尤指清除废物）Sewer下水道，污水管Sanitarysewer生活污水管道Connection连接管，排出管Cast-ironpipe铸铁管（补充内容）PVC聚氯乙烯Gradeline坡度线slope倾斜度，坡度collectingsewer污水支管Interceptor截流污水管（interceptingsewer）Domestic民用的，生活的Manhole人孔，检查井drainage排污系统，排水装置，下水道seweragesystem污水工程系统invert管道内底Pumpstation泵站Contaminant污染物groundwater地下水surfacewater地表水wastewater污废水Floatingmaterials漂浮物suspendedmaterials悬浮物Colloidalmaterials胶体物质colloidalparticles胶体微粒Dissolvedmaterials溶解物质Dissolvedgases溶解气体Microorganisms微生物（microbe）organicandinorganicconstituents有机和无机成分hardness-ion硬度离子hardness硬度carbondioxide二氧化碳hydrogensulfide硫化氢Alga(algae)水藻，藻类Clay粘土silt泥沙，淤泥pathogenic病原体，致病菌，病原菌Bacteria细菌Ammonia氨，氨水Methanegas甲烷，沼气turbidity浊度taste味odor臭drinkingwater饮用水watersample水样suspension悬浮液turbidityunit(TU)浊度单位turbidimeter浊度表，浊度仪Solubility溶度，溶解性Metabolism新陈代谢standardcolorsolution标准比色液thresholdodornumber臭阈值boilerfeedwater锅炉给水boilerwatersupply锅炉给水demineralize去除矿物质scaledeposit水垢，积垢Outfall出水口，排水口chemicalclarification化学（法）澄清coagulation混凝coagulant混凝剂sedimentation沉淀filtration过滤disinfection消毒syntheticpolymer合成聚合物Activatedcarbon活性炭Chlorine氯sedimentationbasin沉淀池oxidize使氧化，使生锈soften软化settle-able会沉淀的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)naturalalkalinity自然碱度high-molecularcompound高分子化合物jartest烧杯实验Centrifugal离心的low-liftpump低扬程水泵suctionline吸入管线索impeller叶轮pumpcasing泵壳Paddle-typeflocculator桨板式絮凝器（池）Clarifier澄清池upflowclarifier升流式澄清池contacttank接触反应池Sedimentationbasins沉淀池inletbaffle进水挡板effluentweir出水堰tubesettler管式沉淀池influentflow入流reactionjetstructure喷流结构fingerlaunder指形槽结构effluentlaunder出流槽crossbaffle横向挡板settlingtank沉淀池（settler）aqueoussuspension水悬浮液shallowerbasin浅池parallel-platesettler斜板沉淀池tubesettler斜管沉淀池feedrate这里指水流速度laminarflow层流filtermedium过滤介质（滤料）anthracite无烟煤mixed-media复合滤料back-wash反冲洗hydraulicgrading水力分级High-RateSedimentationBasins高效澄清池SlowandRapidSandFilter慢砂滤池和快砂滤池Mixed-mediaFilter复合滤料滤池specificgravity比重filtercycle过滤周期oxidationpotential氧化电势，氧化性reductionpotential还原电势，还原性ozone臭氧Oxidant氧化剂Reducer还原剂germicidalproperty杀菌能力（germicide杀菌剂）molecularweight分子量Halogen卤素pilot试...
