水圈hydrosphere水体water body水科学water science水文学hydrology陆地水文学land hydrology应用水文学applied hydrology工程水文学engineering hydrology水汽water vapour水文要素hydrologic elements积雪snow cover终雪latest snow融雪snowmelt冰雹hail截留interception填洼depression detention地面滞留surface detention陆面蒸发evaporation of land水面蒸发evaporation of water surface 土壤蒸发evaporation from soil散发（植物蒸腾）transpiration蒸发能力evaporation capability下渗（入渗）infiltration稳渗steady infiltration下渗能力infiltration capability河川径流river runoff 降雨径流rainfall runoff暴雨径流storm runoff融雪径流snowmelt runoff枯季径流dry season runoff基流base flow阴塞高压blocking high低空急流low－level jet低涡vortex反气旋（高压）anticyclone气旋（低压）cyclone热带气旋tropic cyclone热带低压tropic depression热带风暴tropic storm强热带风暴severe tropic storm 气团air mass锋（锋面）front气象meteorology气候区划climatic regionalization 气候带climatic zone小气候microclimate副热带（亚热带）subtropic zone 比湿specific humidity蒲福风级Beaufort wind scale霜点frost point霜冻frostbite无霜期frost－free period流域watershed (basin)闭合流域enclosed basin不闭合流域non－enclosed basin闭流区（内流区）bling drainage area分水线（分水岭）divide流域几何特征basin geometric characteristics 河道复流（河道再生）resurgence常年河perennial stream间歇河intermittent stream悬河（地上河）elevated stream夺流河（断头河）captured river盈水河gaining stream亏水河losing stream暴洪河流flashy stream界河boundary river废河道（古河道）dead river凹岸concave bank凸岸convex bank岸壁land wall水边线（岸线）water line堤防levee河长river length河弯river bend弯曲率tortuosity 航道navigable channel河段reach潜洲submerged bar水利学hydraulics明渠水力学open channel hydraulics水静力学hydrostatics水动力学hydrodynamics明渠水流open channel flow恒定流steady flow非恒定流unsteady flow均匀流（等速流）uniform flow非均匀流（变速流）non－uniform flow 急流supercritical flow缓流subcritical flow异重流density current临界流critical flow临界水深critical depth临界流速critical velocity临界流量critical discharge水头head位置水头（位能）elevation head低强水头（压能）pressure head流速水头（动能）velocity head雷诺数Reymold number韦伯数Weber number水力因素hydraulic factor湿周wetted perimeter水力半径hydraulic radius宽深比width－depth ratio落差fall驻波standing wave移动波translation wave河流动力学river dynamics山洪侵蚀torrential erosion流域产沙量watershed sediment yield溶解性总固体total dissolved solids离子含量ion concentration离子总量total ion concentration离子流量ion discharge矿化度mineral content盐度salinity碱度alkalinity酸度acidity电导率electric conductivity混浊度（浊度）turbidity总需氧量total oxygen demand溶解氧dissolved oxygen需氧量oxygen demand生化需氧量biochemical oxygen demand 滑雪需氧量chemical oxygen demand 硬度hardness非碳酸盐硬度（永久硬度）non－carbonate hardness浮冰floating ice锚冰anchor ice封冻期freeze－up period封冻（封河）freeze－up平封flat freeze－up立封upright freeze－up冰盖ice cover连底冻grounded ice cover冰丘ice mound封冻冰缘ice edge of freeze－up清沟lead初生清沟primary lead再生清沟secondary lead冰花路毡sludge road felt冰上覆雪snow cover over ice冰脊ice ridge冰缝crack悬冰suspended ice cover冰堆ice pack冰塞ice jam冰上结冰aufeis解冻期break－up period冰变色color change of ice cover冰上有水accumulation of melt water 月中天lunar transit引潮力tidal generation force天文潮astronomic tide气象潮metorologic tide潮汐周期tidal cycle半日潮semidiurnal tide全日潮diurnal tide混合潮mixed tide大潮spring tide小潮neap tide中潮moderate tide太阴月lunar day潮期duration of tide涨潮历时duration of tidal rise落潮历时duration of tidal fall潮流tidal current涨潮流flood tidal current落潮流ebb tidal current憩流slack tide潮流速tidal velocity往复流reversing current旋转流rotary current潮流期duration of tidal current 涨潮流历时duration of flood current地下水流速velocity of groundwater flow地下水坡度（地下水水面坡度）hydraulic gradient of groundwater地下水等水位线图water－table contour map 含水层aquifer含水岩系water－content rock series含水岩组water－content rock formation含水岩性water－content rock property含水介质water－hearing medium均匀介质homogeneous medium非均匀介质inhomogeneous medium含水层边界aquifer boundary透水边界permeable boundary隔水边界confining boundary弱透水边界acquitted boundary透水层permeable bed隔水层confining bed弱透水层acquitter水文地质参数hydrogeological parameters渗透系数permeability coefficient导水系数(释水系数）coefficient of transmissivity贮水系数storativity水位传导系数（水力扩散系数）coefficient of water table conductivity压力传导系数coefficient of pressure conductivity持水度water－holding capacity土壤水分常数soil moisture constants土壤吸湿系数absorption coefficient of soil moisture凋萎系数wilting coefficient田间持水量field capacity毛管断裂含水量moisture content at capillary rupture最大水分吸水量maximum molecular moisture content零通量面法zero flux plane method潜水phreatic water降水入渗补给precipitation recharge降水入渗补给系数coefficient of precipitation recharge地表水补给surface water recharge凝结水补给condensation recharge侧向补给lateral recharge越流补给leakage recharge灌溉补给系数irrigation recharge coefficient of groundwater潜水蒸发phreatic water evaporation潜水蒸发临界深度critical depth of phreatic water evaporation潜水溢出量phreatic water overflow to surface 潜水位phreatic water level潜水埋深buried depth of phreatic water level潜水含水层厚度thickness of phreatic water aquifer内流湖endorheic lake淡水湖fresh lake咸水湖salt lake盐湖saline lake季节性湖泊seasonal lake富营养湖泊eutrophic lake贫营养湖泊poornutrient lake湖流lake current梯度流gradient current漂流current of friction湖泊波漾（假湖）lake seiche湖泊增减水lake wind denivellation湖泊率lake ratio湖泊补给系数recharge coefficient of lake湖泊换水周期lake residence period湖盆lake basin湖面高程elevation of water level in lake岛屿率insulosity湖泊分层lake layering正温层direct thermal stratification逆温层inverse thermal stratification湖泊形态参数morphometric parameter of lake 高位沼泽（贫营养沼泽）main level mire中位沼泽（中营养沼泽）medium level mire 沼泽水量平衡water balance of mire沼泽水mire water沼泽蒸发mire evaporation沼泽径流mire runoff沼泽表面流surface flow of mire沼泽表层流surface layer flow of mire沼泽含水性moisture property of mire沼泽持水性water retention of mire沼泽透水性perviousness of mire沼泽率mire ratio冰川glacier山地冰川（山岳冰川）mountain glacier谷冰川valley glacier宽尾冰川broad－tail glacier冰斗冰川cirque glacier悬冰川hanging glacier贯通冰川（山麓冰川）penetrating glacier冰原ice field冰川平衡线equilibrium line of glacier委托观测entrust gauging 水文仪器hydrologic instrument直读仪器direct－reading instrument自记仪器automatic－recording instrument 遥测仪器remote telemetry unit固态存贮器solid storage计数器counter记录器recorder显示器display unit平均无故障工作时间mean time between failures相应水位equivalent stage水文测站hydrometric station基本站basic station辅助站auxiliary station专用站special station水文试验站hydraulic experimental station 基准水文站bench mark hydrologic station 水文气象站hydrometeorology station巡测站tour gauging station水文站gauging station雨量站网rain gauging network水面蒸发站网water surface evaporation network水位站网stage gauging network泥沙站网sediment gauging network水质站网water quality network地下水观测井网groundwater voservation well network站网规划hydrologic network planning水文分区hydrologic regionalization站网布设network layout容许最稀站网minimum network设站年限station required age基面datum临时水准点temporary benchmark测验断面measuring cross－section基本水尺断面basic gauge cross－section流速仪测流断面current－meter measuring cross－section浮标测流断面float measuring cross－section 比降水尺断面slope measuring cross－section 辅助水尺断面secondary gauging cross－section临时测流断面temporary measuring cross－section水文缆道hydrometric cableway悬索缆道suspended cableway悬杆缆道suspended rod cableway机动缆道motorized cableway手动缆道hand－operating cableway 循环索loop cable起重索suspension cable水文缆车hydrometric cable car吊船过河索cableway for anchoring boat 缆道测验仪cableway measuring device 水文测船hydrometric boat水文测桥hydrometric bridge桥测车gauging vehicle on bridge水文巡测车tour gauging vehicle for hygrometry雨量器raingauge承水器raingauge receiver量杯measuring glass渠积雨量器accumulative raingauge雨量计rainfall recorder虹吸式雨量计siphon rainfall recorder翻斗式雨量计tipping－bucket rainfall recorder长期雨量计long－term rainfall recorder 遥测雨量计telemetering rainfall recorder 测雨雷达precipitation－monitoring radar 雪量线snow gauge雨雪量计rain and snow recorder蒸发量evaporation蒸发量观测evaporation observation蒸发量折算系数reduction coefficient of evaporation遮挡率screen ratio蒸发器evaporation pan小型蒸发器（蒸发皿）small evaporation pan E－601型蒸发器evaporation pan of type E－601漂浮蒸发器floating evaporation pan蒸发计evaporimeter遇测蒸发计telemetering evaporimeter钩形水尺hook gauge最高水位水尺crest stage gauge校核水尺check gauge基本水尺断面basic gauge辅助水尺断面auxiliary gauge比降水尺断面slope gauge临时水尺temporary gauge水位计stage gauge自记水位计stage recorder浮子式水位计float－type stage recorder压力式水位计pressure－type stage recorder 超声波水位计ultrasonic stage recorder遥测水位计telemetering stage recorder接触试水位计contact－type stage recorder远传水位计telecontrol stage recorder 自记水位计台stage recorder installation静水井stilling well测得水深measured depth有效水深effective depth相对水深relative depth断面平均水深mean depth at a cross－section干绳改正air line correction湿绳改正wet line correction测点流速velocity measurement测速垂线surface velocity水面流速velocity at a point测点流速maximum point velocity最大测点流速velocity－measuring vertical垂线平均流速mean velocity at a vertical部分平均流速mean velocity at a segment断面平均流速cross－section velocity distribution浮标流速point velocity coefficient中泓流速surface velocity coefficient流速分布velocity distribution流速梯度velocity gradient垂线流速分布vertical velocity distribution断面流速分布cross－section velocity distribution水面流速分布surface velocity coefficient顺流downstream flow逆流upstream flow流速脉动velocity pulsation中泓流速midstream流向测量flow－direction measurement体积法cubature流速仪current－meter转子式流速仪rotating－element current－meter旋杯式流速仪cup－type current－meter旋桨式流速仪propeller－type current－meter 电波流速仪electric wave current－meter超声波剖面流速仪ultrasonic profile current－meter多普勒流速仪Doppler current－meter参证流速仪reference current－meter流量计flow meter文杜里水流计Venturi flow meter毕托管Pitot tube流速仪检定current－meter calibration检定槽calibration tank检定车calibration carriage水面浮标surface float小浮标small float双浮标double float浮杆float－rod 堰顶高程elevation of weir crest堰顶水头weir head水工建筑物测流flow measurement by hydraulic structure闸门开启高度gate opening行近河槽approach channel行近流速approach velocity堰流weir flow流态flow regime自由流free flow淹没流submerged flow半淹没流half－submerged flow孔流sluice flow射流jet flow淹没比submergence ratio淹没系数submergence coefficient流速系数velocity coefficient流量系数discharge coefficient稀释法测流dilution method for discharge measurement示踪剂tracer标准溶液standard solution背景浓度background concentration solution稀释比dilution ratio推移质输沙率测验bed load discharge measurement器策法sampling method坑测法pit method沙波法dune tracking method床沙测验bed material measurement照相法photographic method打印法stamp pad method床沙采样器bed material sampler悬移质采样器suspended sediment sampler 瞬时式采样器instantaneous sampler积时式采样器time－integrating sampler瓶式采样器bottled sampler皮囊式采样器collapsible sample泵式采样器pumping sampler调压式采样器pressure adjustable sampler 同位素测沙仪radioisotope sediment concentration meter光电测沙仪photoelectric sediment concentration meter 振动式测沙仪vibrational sediment concentration meter推移质采样器bed load sampler网式采样器basket－type sampler吸管pipet光电颗分仪photoelectric particle size meter 比重计（密度计）hydrometer 泥沙沉降sediment settling沉降速度settling velocity平均沉速mean settling velocity絮凝flocculation反凝剂defloeculant粒径particle diameter中数粒径median particle diameter平均粒径mean particle diameter等容粒径nominal diameter投影粒径projected diameter三轴平均粒径triaxial mean particle diameter 几何平均粒径geometric mean particle diameter筛析粒径sieve diameter沉降粒径settling diameter粒径组fraction of particle size颗粒级配grain－size distribution颗粒级配曲线grain－size distribution curve 单样颗粒级配index sample grain－size distribution垂线平均颗粒级配mean grain－size distribution in a vertical对照断面check cross－section控制断面control cross－section消减断面attenuation cross－section水样保存water－sample preservation检出率detected ratio超标率over－limit ratio痕迹量trace未检出nonreadout回收率recovery ratio溶解气体采样器dissolved gases sampler 冰情观测ice－regime observation固定点冰厚测址fixed－point ice thickness measurement冰情目测visual observation of ice regime 冰情符号ice code冰情图ice－regime charta初冰日期first－ice date封冰日期freeze－up date解冻日期break－up date终冰日期end ice date封冻历时freeze－up duration水浸冰厚thickness of immersed ice敲露水面宽open－water width冰流量ice discharge等深点流速改正法revised isobath－velocity method流速过程线改正法revised velocity－hydrograph method 有效潮差significant tidal range负波高negative wave height水库水文测验hygrometry of reservoir入库水量reservoir inflow出库水量reservoir outflow水库供水reservoir water supply水库弃水surplus water released frome reservoir水库渗漏量reservoir seepage volume水库蓄水变量variation of reservoir storage水库蓄水变率rate of reservoir storage change 坝上水位stage behind dam库区水位stage in reservoir region水库淤积测量reservoir sedimentation survey 水库淤积量reservoir sedimentation volume地形法method of topographic survey断面法method of cross－section survey淤积形态morphology of reservoir deposition 淤积三角洲sedimentation delta淤积物密度dry density of reservoir deposition岩溶地区水文调查hydrologic investigation in karst areas实际地表集水面积actual surface colleting area水文实验研究experimental research in hydrology代表流域representative basin实验流域experimental basin相似流域similar basin径流实验研究experimental research in runoff 径流场runoff plot人工降雨装置artificial rainfall device蒸发实验研究experimental research in evaporation蒸发池evaporation tank土壤蒸发器soil evaporator蒸散器evapotranspirometer农田蒸发器evaporator for agricultural land 蒸渗仪lysimeter地下水均衡场groundwater balance plot合理性检查rational examination电算整编processing by computer水文年鉴water year－book测站考证station examination站年station year极值extreme value加权平均法weighted mean method断流水位stage of zero flow河干river of zero flow水文过程线hydrograph水文综合过程线synthetic hydrograph 等值线isopleth分布曲线distribution curve水文特征值hydrologic characteristic value径流总量total runoff径流模数runoff modulus径流系数runoff coefficient洪峰flood peak洪水流量peak discharge洪水总量flood volume输沙模数modulus of sediment runoff水位流量关系stage－discharge relation连时序法chronological method绳套曲线loop curve流量过程线法discharge hydrograph method潮汐要素法tidal factor relation method定潮汐要素法constant tidal factor relation method合轴相关法coaxial correlation method一潮推流法method of discharge computation for a single tide水位流量关系single－valued processing of stage－discharge relation关系曲线延长extension of relation curve流率表rating table单断沙关系index and cross－section average sediment concentration relation单断沙关系曲线法index and cross－section aerage sediment concentration relation curve method水位单断沙比关系曲线法stage versus ratio of index and cross－section average sediment concentration relation curve method单断沙比过程线法hydrograph method of index and cross－section average sediment concentration ratio单样过程线法hydrograph method of index sediment concentration真值true value测量值（实测值）measured value最或然值most probable value绝对误差absolute error相对误差relative error插机误差（偶然误差）random error允许误差permissible error伪误差（粗差）spurious方差variance标准差standard deviation相对标准差relative standard deviation离差（偏差）deviation闭合差closure error平差adjustment精密度precision准确度correctness 垂线抽样误差（M型误差）measuring vertical sampling error分布式数据库distributed type data base集中式数据库concentrated type data base网络式数据库network type data base层次数据库laminarization data base层次数据模型laminarization data model网状数据模型network data model数据量data bulk结点node水文数据库hydrologic data base水文基本数据库hydrologic basic data base湖泊水文预报hydrologic firecasting of lake施工水文预报hydrologic forecasting for construction period潮汐预报tidal prediction旱情预报soil moisture forecasting地下水动态预报groundwater regime forecasting预见期forecast lead time超长期水文预报extended long－term hydrologic forecasting作业预报operational forecasting预报方案forecast scheme评定标准accuracy standard方案合格率qualified ratio of scheme确定性系数deterministic coefficient汛seasonal flood伏汛summer flood汛期flood season防汛flood defence报汛站flood－reporting station报汛站网flook－reporting network常年水情站perennial hydrologic reporting station汛期水情站hydrologic reporting station inflood season辅助水清站网auxiliary hydrologic reporting network洪水警报flood warning点雨量point rainfall面雨量areal rainfall泰森多边形Thiessen polygon等雨量线法isohyetal method产流runoff yield蓄满产流runoff yield at natural storage超渗产流runoff yield in excess of infiltration 产流面积area of runoff yield地表径流（直接径流）direct runoff地面流（坡面流）surface flow of mire 壤中流prompt subsurface flow前期影响雨量antecedent rainfall土壤缺水量soil moisture deficit下渗能力曲线（下渗曲线）infiltration capability curve初损initial losses后损（后渗）continuing losses坡面汇流overland flow concentration河网汇流（河槽汇流）river network flow concentration地下汇流groundwater flow concentration汇流曲线flow concentration curve流域汇流曲线basin flow concentration curve 坡面汇流曲线overland flow concentration curve河网汇流曲线river network flow concentration curve地下汇流曲线groundwater flow concentration curve流域汇流时间basin flow concentration time 洪峰滞时peak time lag流域滞时basin time lag等流滞时isochrone单位线unit hydrograph经验单位线empiricat unit hydrograph综合单位线synthetic unit hydrograph瞬时单位线instantaneous unit hydrograph地貌瞬时单位线geomorphologic instantaneous unit hydrograph坡地单位线slope unit hydrograph河网单位线river network unit hydrographS－曲线S－curve无因次单位线dimensionless unit hydrograph退水曲线recession curve水文模型hydrologic model水文物理模型（水文实体模型）hydrophysical model比尺模型scale model比拟模型analogue model水文数学模型hydrologic mathematic model水文概念模型physically－based hydrologic mathematic model水文数学物理模型deterministic hydrologic model确定性水文模型stochastic hydrologic model分散式模型distributed model集总式模型lumped model线性水温模型linear hydrologic model非线性水文模型nonlinear hydrologic model时不变水文模型time－invariant hydrologic model时变水文模型time－variant hydrologic model流域水文数学模型hydrologic mathematic model of watershed模型结构model structure模型参数model parameter模型误差model error模型率定model calibration模型检验model verification水文模拟hydrologic simulation遥测终端机telemetry terminal meter中继机relay meter前置通信控制机preset communication controller自报式系统self－reporting system查询－应答式系统polling－answerback system混合式系统mix system时分制遥测系统time－division telemetry system频分制遥测系统frequency－division telemetry system误码率probability of word error接受率receiving probability设计站design station设计流域design watershed代表站representative station参证站bench－mark station典型年（代表年）typicyear水文系列hydrologic series同步系列synchronous series系列代表性series representativeness柱状图histogram诺谟图monogram输沙量计算（固体径流计算）computation of sediment runoff水库回水计算computation of reservoir backwater水库淤积计算computation of reservoir sedimentation水库下游河道冲刷计算computation of degradation below reservoir溃坝洪水计算evaluation of dam break flood感潮河段水力计算hydraulic calculation for tidal reach样本容量sample size随机变量random variable随机系列random series累计频率（频率）cumulative frequency经验频率empirical frequency 水文频率分布曲线（水文频率曲线）hydrologic frequency distribution curve皮尔逊分布Pearson distribution对数正态分布log normal distribution频率分析frequency analysis随机模拟stochastic simulation时间序列time series随机水文分析hydrologic stochastic analysis趋势项trend term周期项cycle term随机项stochastic term调和分析（谐波分析）harmonic analysis潜分析spectrum analysis回归分析（相关分析）regression analysis相关系数correlation coefficient自回归分析autoregression analysis逐步回归分析stepwise regression analysis设计供水design flood溢洪道设计洪水spillway design flood分期设计洪水stage design flood施工设计洪水design flood for construction period校核洪水check flood实测洪水observed flood调查洪水investigated flood古洪水paleoflood坝址洪水dam－site flood入库洪水reservoir inflow flood分项调查法item－by－item investigation method降雨径流模型法rainfall－runoff model method蒸发差值法evaporation difference method径流年内分配annual distribution of runoff径流多年变化multiyear variation of runoff丰水期high－water period平水期normal－water period枯水期（枯季）low－flow period丰水年wet year平水年（中水年）normal year枯水年dry year特枯水年extraordinary dry year连续丰水年continuous wet years连续枯水年continuous dry years水文年鉴water year设计雨型design storm pattern暴雨路径storm track暴雨时程分配time distribution of storm暴雨地区分布special distribution of storm暴雨参数等值线storm parametric isoline map 点面换算系数point－area conversion coefficient定点定面关系fixed point－fixed area relationship可能最大露点probable maximum dew point暴雨移置改正storm transposition correction流域形状改正watershed shape correction水汽改正moisture correction入流障碍改正inflow obstacle correction综合改正synthetic correction暴雨幅合分量convergence component of storm地形增强因子topographic increasing factor等百分数法isopercental method可能最大洪水probable maximum flood涝surface water logging渍subsurface waterlogging排涝surface waterlogging control排渍subsurface waterlogging control排涝规划waterlogging control planning排涝标准standard for waterlogging control排涝计算computation of waterlogging control 设计排涝流量design discharge for surface drainage设计排渍流量design drainage discharge ofsubsurface waterlogging control设计排涝水位design water level for surface drainage水荒water famine水资源评价water resources assessment水资源基础评价water resources basic assessment水量评价water quantity assessment水质评价water quality assessment地表水资源评价surface water resources assessment水资源评价指标indexes of water resources assessment水资源总量total amount of water resources地表水资源量surface water resources amount地下水资源量groundwater resources amount可利用量utilizable water地下水可开采量groundwater available yield可供水量available water supply径流调节runoff regulation综合利用水库调节（多目标水库调节）reservoir regulation for comprehensive utilization水库调洪reservoir flood routing水库供水调节reservoir regulation for water supply 水电站径流调节runoff regulation of hydropower regulation水库反调节reregulating reservoir水库群调节multi－reservoir regulation径流调节计算computation of runoff regulation时历法（长系列操作法）chronological series method概率法（数理统计法）probability method随机模拟法stochastic simulation method调节周期regulating period目标函数objective function约束方程constraint equation状态变量state variable决策变量decision variable数学规划mathematic programming线性规划linear programming非线性规划nonlinear programming水库防洪调度flood control scheduling of reservoir水库实时调度real－time reservoir scheduling水库群调度multi－reservoir scheduling水库预报调度reservoir scheduling based on forecast抽水蓄能pumped storage水沙调度scheduling of water and sediment水环境water environment水环境要素（水环境基质）water environment elements水环境背景值（水环境本底值）water environmental background value水生态系统aquatic ecosystem化学径流chemical runoff环境用水environmental water环境水文学environmental hydrology环境水力学environmental hydraulics环境水化学environmental hydrochemistry地下水超量开采groundwater overdraft人工补给（人工回灌）artificial recharge地下水降落漏斗groundwater depression cone 化学水污染chemical water pollution无机物水污染water pollution by inorganic substances有机物水污染water pollution by organic substances有毒物质水污染water pollution by toxic substances放射性水污染radioactive water pollution热污染thermal pollution生物水污染water pollution by organism 富营养化eutrophication次生水污染secondary water pollution地下水污染groundwater pollution水污染常规分析指标index of routine analysis for water pollution水污染遥感监测remote－sensing monitoring of water pollution污染物pollutant污染物迁移transport of pollutant机械迁移physical transport物理－化学迁移physicochemical transport人为污染源artificial pollution source天然污染源natural pollution source污染源调查investigation of pollution sources污染源控制pollution source control水质参数water quality parameters水质模型water quality model水温模型water temperature model水质生物评价biologic assessment of water quality水环境效益water environmental effect水污染环境效应environmental effect of water pollution水环境保护water environmental protection水质规划water quality planning河流水质规划river water quality planning水库水质规划reservoir water quality planning水污染综合防治规划planning of comprehensive water pollution control水源保护区protection zone of water source蒸发evaporation水位stage流速velocity流量discharge含沙量sediment concentration输沙率sediment discharge水温模型water temperature冰凌ice run水质water quality下垫面underlying surface水文情势hydrologic regime水文效应hydrologic effect水文循环（水循环）hydrologic cycle水量平衡water balance热量平衡heat balance盐量平衡salt balance大气水汽含量atmospheric water vapour content大气水汽输送atmospheric water vapour transport 水汽输送通量atmospheric water vapour flux 降雨面积rainfall area降雨分布rainfall distribution暴雨洪水storm flood冰凌洪水（凌讯）ice flood冰雪洪水ice－snow melt flood雨雪混合洪水rain and snowmelt flood山洪flash flood溃坝洪水dam－break flood大气环流atmospheric circulation行星尺度天气系统planetary scale weather system天气尺度天气系统synoptic scale weather system中小尺度天气系统meso and micro－scale weather风暴潮storm surge风暴中心storm center西风槽westerly trough东风波easterly wave低压槽trough高压脊ridge副热带高压subtropic high温带extratropic zone寒带frigid zone季风monsoon梅雨（霉雨）plum rains阵雨showery rain地形雨aerographic rain热带气旋雨rainfall in tropic cyclone卫星云图satellite cloud picture气压（大气压强）atmospheric pressure海平面气压sea－level pressure湿球温度wet－bulb temperature水汽压vapour pressure饱和水汽压saturation vapour pressure绝对湿度absolute humidity相对湿度relative humidity饱和差saturation deficit流域长度basin length流域平均高程basin elevation mean流域平均宽度basin width mean流域平均坡度basin slope mean流域不对称系数coefficient of basin nonsymmetric流域面积增长率growth ratio of drainage area 流域自然地理特征physiographic characteristics of basin水系（河系）hydrographic net人工河网artificial drainage network 河网密度drainage density明渠open channel河源headwaters冲沟gully溪流brook分支fork串沟bifurcation channel外流河exoreic river内陆河endothecia river减河relief channel控制河段control reach顺流河段straight reach弯曲河段bent reach扩散河段expanding reach收缩河段converging reach游荡河段wandering reach感潮河段tidal reach裁弯河段channel cutoff稳定河槽stable channel不稳定河槽（冲淤河槽）unstable channel 主槽main channel单式河槽single channel复式河槽compound channel河道横断面river cross－section河道纵断面river longitudinal profile断面特性cross－section characteristics河床形态channel morphology浅滩thoal急潭cataract河漫滩flood plain江心湖channel island有效水头effective head水头损失head loss沿程水头损失frictional head loss局部水头损失local head loss能面比降energy slope水面比降surface slope摩阻比降friction slope附加比降（加速比降）add slope河道比降（河床比降）channel slope水面横比降transverse slope of water surface 倒比降inverse slope总水头线total head line水面线water surface profile糙率roughness谢才系数Chezy coefficient谢才公式Chezy formula曼宁公式Manning formula输水因数（输水率）conveyance factor水跃hydraulic jump 水舌nappe回水曲线（壅水曲线）hackwater curve 弗汝德数Froude number悬移质suspended load推移质bed load床沙bed material床沙质bed material load冲泻质wash load河流泥沙运动sediment transport in river 泥沙起动incipient motion of sediment起动流速competent velocity造床流址dominant discharge泥沙密度density of sediment高含沙水流flow with hypereoncentration of sediment 泥石流debris flow水流挟沙能力sediment transport capacity of flow河床演变fluvial process冲刷scar淤积sedimentation沙量平衡sediment balance泥沙输移sediment transport泥沙输移比sediment delivery ratio浆河现象clogging of river sediment flow。