土木工程英語證書考試(pec)-工程流體力學詞匯

1、土木工程英語證書考試土木工程英語證書考試(PEC)工程流體力學詞匯工程流體力學詞匯流體動力學fluiddynamics連續(xù)介質(zhì)力學mechanicsofcontinuousmedia介質(zhì)medium流體質(zhì)點fluidparticle無粘性流體nonviscousfluidinviscidfluid連續(xù)介質(zhì)假設continuousmediumhypothesis流體運動學fluidkinematics水靜力學hydrostatics液體靜

2、力學hydrostatics支配方程governingequation分步法fractionalstepmethod伯努利定理Bernonllitheem畢奧薩伐爾定律BiotSavartlaw歐拉方程Eulerequation亥姆霍茲定理Helmholtztheem開爾文定理Kelvintheem渦片vtexsheet庫塔茹可夫斯基條件KuttaZhoukowskicondition布拉休斯解Blasiussolution達朗貝爾佯廖

3、dAlembertparadox雷諾數(shù)Reynoldsnumber施特魯哈爾數(shù)Strouhalnumber隨體導數(shù)materialderivative不可壓縮流體incompressiblefluid質(zhì)量守恒conservationofmass動量守恒conservationofmomentum能量守恒conservationofenergy動量方程momentumequation能量方程energyequation控制體積contro

4、lvolume液體靜壓hydrostaticpressure渦量擬能enstrophy壓差differentialpressure流[動]flow流線streamline流面streamsurface流管streamtube跡線pathpathline流場flowfield流態(tài)flowregime軸對稱流axisymmetricflow不可壓縮性incompressibility不可壓縮流[動]incompressibleflow浮體f

5、loatingbody定傾中心metacenter阻力dragresistance減阻dragreduction表面力surfacefce表面張力surfacetension毛細[管]作用capillarity來流incomingflow自由流freestream自由流線freestreamline外流externalflow進口entranceinlet出口exitoutlet擾動disturbanceperturbation分布di

6、stribution傳播propagation色散dispersion彌散dispersion附加質(zhì)量addedmassassociatedmass收縮contraction鏡象法imagemethod無量綱參數(shù)dimensionlessparameter幾何相似geometricsimilarity運動相似kinematicsimilarity動力相似[性]dynamicsimilarity平面流planeflow勢potential