粘性

nián xìng
  • viscosity;stickiness;stick;viscidity;flow resistance
粘性粘性
粘性 [nián xìng]
  • (1) [stickiness]∶胶粘的性质或状态

  • (2) [visciditv]∶具有粘滞的特性或状态

  • (3) [viscosity]∶粘滞性;特指流体或半流体的物理性质,它可使流体或半流体发展或保持一定量的与流速有关的切应力,而对流动产生连续的阻力

  • (4) [stick]∶粘着性,粘着力,粘着或造成粘着性质和力量;粘着趋势

  • 这邮票没粘性

粘性[nián xìng]
  1. 鉴于失业率的下滑以及通胀粘性,鹰派人物对出台更多定量宽松政策(qe)失去热情的事实已在人们的意料之中。

    The fact that the Hawks have lost enthusiasm for more quantitative easing is scarcely surprising , given the fall in unemployment , and the stickiness of inflation .

  2. 同时也指出SNS广告中存在的一些问题,比如长期服务欠缺,内容监管难以掌握,用户粘性不够等。

    Also point out some problems existing in advertisement of SNS . Such as the lack of long service , difficult to grasp the content of supervision , lack of user stickiness .

  3. 你需要一种粘性很强的东西来修理那把椅子。

    You 'll need a strong adhesive to mend that chair .

  4. 他们把岩屑和水的流动速率的不同归因为它们的粘性的不同

    They attribute the different flow rates of debris and water to their markedly different viscosities .

  5. 来自麻省理工学院的科学家们注意到,蜘蛛在雨中捕捉猎物的方法是靠分泌一种含有带电多糖的粘性物质,这种物质几乎可以瞬间从昆虫表面吸收水分,留下一小块干燥的表面,从而黏着猎物。

    The scientists from MIT noticed how spiders catch their prey1 in the rain by secreting2 a sticky material containing a carbohydrate3 known as polysaccharides that absorb water from the surface of an insect almost instantaneously , leaving a small , dry patch the glue can then stick to .

  6. 国外CO2驱油防止粘性指进和重力超覆工艺

    The Technology of Preventing CO _2 Breakthrough and Gravity Segregation Abroad

  7. 论文首先对语音编码的各种方案进行了比较,并对G.液体粘性联轴器驼峰特性

    The characteristics of G. Hump Characteristics of the Liquid Viscous Coupling

  8. 本文用H型网格和特殊的差分格式数值求解了粘性不可压缩叶型绕流。

    The numerical solution of incompressible viscous flow over an aerofoil is obtained by H-type grids and a special difference scheme .

  9. 一类二阶非线性方程Dirichlet问题粘性解的比较原理

    Comparison Principle for Viscosity Solutions of Dirichlet Problems of Nonlinear Second-order of Equation

  10. 甲基叔丁基醚(MTBE)在不同粘性土壤中的吸附特性

    Absorption characteristics of methyl tert-butyl ether ( MTBE ) in different clayey soils

  11. 通过数值求解雷诺平均NS方程,研究了二维翼型的大迎角粘性绕流,并分析了翼型的近场旋涡分离流动特性。

    Turbulent flows over an airfoil at high angles of attack are investigated numerically by solving the Reynolds averaged Navier Stokes equations .

  12. 数值模拟结果显示,在大气泡(大Reynolds数)情形,粘性的影响很小。

    The numerical results show that for the case of larger bubble ( higher Reynolds number ) the effects of viscosity are small .

  13. 本论文就是利用较成熟的商业软件FLUENT对处浅水域情况下的三体船周围的粘性流场进行数值模拟。

    In this paper a reliable commercial CFD software FLUENT is introduced to simulate the viscous fluid field around the trimaran sailing in shallow waters .

  14. 通过数值求解二维不可压缩流Navier-Stokes方程组,本文研究了波状摆动变形体的非定常粘性绕流问题。

    Numerical analysis is carried out to investigate the viscous flow around a flexible body by solving two-dimensional incompressible Navier-Stokes equations .

  15. 粘性土P-Y曲线中Y(50)的神经网络预测

    Neural Network Forecasted Y_ ( 50 ) on P-Y Curves in Clayey Soil

  16. 讨论了PTFE超细粉和氟硅烷的加入量对不粘性的影响,PTFE超细粉和氟硅烷的最佳含量分别为涂料全量质量的7.7%和14.3%。

    We discussed the influence of addition of PTFE and FAS , the optimum content of PTFE and FAS is 7.7 % and 14.3 % respectively .

  17. 以聚醚、TDI、MDI、阻燃剂等制得一种具有自粘性、阻燃性的密封胶带。

    A polyurethane sealing tape which was self-adhesive and flame-retarding was prepared with polyether , TDI , MDI and flame retardant .

  18. 研究二维跨、超音速无粘性流动的Euler方程区域分解方法、并行算法及其应用。通过内边界耦合条件实现相邻子区域解的光滑过渡,以得到总体流场的数值解。

    The domain decomposition method and the parallel computing method are applied to a two dimensional Euler solver for transonic and supersonic flow using a PVM parallel environment .

  19. 本文主要研究一维粘性等熵Euler方程组的一个初-边值问题及带有人工粘性的二维定常等熵无旋平面流方程组的初值问题及初-边值问题。

    In this paper , we consider Cauchy problems and initial-boundary value problems of one-dimensional isentropic Euler system and 2-dimensional steady isentropic irrotational planar flow with fixed viscosity .

  20. 平面Poiseuille流的稳定性:微尺度、粘性分层及波形壁的影响

    Stability of Plane Poiseuille Flow : Effects of Micro - scale , Viscosity Stratification and Wavy Wall

  21. 利用多重网格虚拟边界有限元法(multigridfictitiousboundarymethod,MFBM),对粘性流场中固体颗粒的启动和沉降过程进行直接数值模拟。

    An efficient multigrid fictitious boundary method ( MFBM ) for the detailed simulation of the sedimentations and lift-off of rigid particles in viscous flows is presented in this paper .

  22. Navier-Stokes方程反映了水、油、气等粘性流体流动的基本力学规律,在流体力学中有十分重要的意义。

    The Navier-Stokes equations describes the motion law of viscous fluid such as water , oil , and air , which has important significance in Fluid Dynamics .

  23. 无粘性土石混合料K-G模型参数研究

    Study on K-G model parameter of mixing material for incohesive soil and rock

  24. 发展了基于微元中心有限体积方法,采用雷诺平均N-S方程求解三维叶栅流动的程序,特别注意了格式中人工粘性的加法;

    A cell-centered finite volume method was developed to solve Renolds-averaged Navier-Stokes equation with Jameson ` s Runge-Kutta scheme . In its programming special attention was paid to the addition of artificial viscosity , so that the solution could not be polluted .

  25. 计算结果表明,该地区地壳的剪切模量不会超过全球平均值的60%,岩石层地幔的粘性系数不大于1.5×10~(23)Pa·s。

    The results show that the shear modulus of the crust in that area is less than 60 % of the global average and the viscosity of the lithosphere mantle is less than 1.5 × 1023Pa .

  26. 本文用直接力法在时域内推导了粘弹性Timoshenko梁的控制微分方程,它同时计及了材料的拉伸粘性和剪切粘性。

    In this paper , a governing differential equation of viscoelastic Timoshenko beam including both extension and shear viscosity is developed in the time domain by direct method .

  27. 复合乳液共混时,系统考察了四种SA乳液的用量对共混乳液平均粒径及分布和压敏胶初粘性、持粘性和180°剥离强度的影响。

    During blend of composite emulsion , the effect of four types SA amounts on particle size and distribution of blended emulsion and tack , holding power and 180 ° peeling strength of PSA were investigated .

  28. 首先将有限元方法应用于Hamilton-Jacobi方程的粘性方程,得到一种解Hamilton-Jacobi方程的数值格式。该格式的收敛性依赖于网格的一些特殊限制。

    A numerical scheme is obtained by applying the finite element method to the viscosity equations of the Hamilton-Jacobi equations on unstructured meshes .

  29. 三轴剪切试验结果表明,沙棘、沙柳须根的加筋作用使沙土的粘聚力c值提高了2.5~4.0倍,使粘性土的粘聚力c值及内摩擦角φ值均增加0.25~0.40倍。

    The triaxial shearing test showed that the cohesion of sand reinforced with the fibre of sand thorn or sand willow was increased by 2.5 ~ 4 times ; the cohesion and the angle of internal friction were increased by 0.25 ~ 0.40 times for the reinforced clay soil .

  30. 天然沉积饱和有明粘性土的Burland孔隙指数与归一化含水量的关系

    Relationship between void index and normalized water content for natural sedimentary Ariake clays