水力学、河流动力学英语专业词汇

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1、水力学、河流动力学、流体力学专业词汇FundamentalGlossaryinHydraulicsHydrostatics    水静力学Hydrodynamics  水动力学Physicalpropertiesofwater  水的物理性质Density  密度      specificgravity  比重Kinematicviscosity  运动粘性      absoluteviscosity  动力粘性Elasticmodulus  弹性模量        surfacetensi

2、on  表面张力Temperature    温度              isotropic(y)各向同性Anisotropic(y)各向异性        uniform(ity)均匀(性)Heterogeneous(ity)  不均匀(性)Mainforce  主要作用力Gravity  重力    inertiaforce  惯性力    pressure压力(强)  drag  阻力Massforce  质量力      surfaceforce  表面力Constitutivere

3、lationship  本构关系Stress应力  strain  应变    deformation变形  displacement  位移  normal  法向  tangent 切向    shear剪力    acceleration  加速度Angulardeformation  角变形Localacceleration  当地加速度  convectiveacceleration  迁移加速度  compressibility压缩性  continuity连续性Scalar  纯量

4、  vector  矢量  tensor  张量  magnitude  模(大小)  direction  方向Divergence散度  curl旋度  gradient梯度Source  源      sink  汇Frequency  频率  amplitude振幅  phase相位resonance共振Massconservation质量守恒  momentum  conservation动量守恒  energyconservation能量守恒Initialcondition初始条件 

5、 boundarycondition边界条件Ordinaldifferentialequation  常微分方程      partialdifferentialequation  偏微分方程Convection,  advection对流  diffusion扩散  dispersion弥散decay衰减  degradation降解Flowpattern流态  flowtype流型Laminarflow层流      turbulentflow紊流Supercriticalflow急流   

6、 subcriticalflow  缓流    criticalflow临界流Rapidlyvariedflow急变流  graduallyvariedflow渐变流Uniformflow  均匀流    non-uniformflow  非均匀流Mainstreamflow  主流    wakeflow  尾流Steadyflow  恒定流    unsteadyflow  非恒定流One-dimensionalflow  一维流  two-dimensionalflow二维流three-d

7、imensionalflow  三维流Single-phaseflow单相流    double-phaseflow两相流  multi-phaseflow  多相流Irrotationalflow  无旋流  potentialflow势流  rotationalflow有旋流Openchannelflow明渠流  freesurfaceflow自由表面流(明渠流)Pipeflow  管流        pressureflow  有压流Jet  射流    plume  卷流(羽流)  cr

8、ossflow  横流Stagnationpoint驻点    separationpoint分离点Coherentstructure相干结构  bursting猝发    turbulentintensity紊动强度Boundarylayer  边界层  viscoussub-layer粘性底层displacementthickness排挤厚度  mixinglength混掺长度Flowfield,  currentfield  流场        flownet  流网Submergeddi