冪律 的英文怎麼說

中文拼音 []
冪律 英文
power law
  • : Ⅰ名詞1. [書面語] (覆蓋東西的巾) cloth cover2. [數學] (表示一個數自乘若干次的形式) power Ⅱ動詞[書面語] (覆蓋; 罩) cover with cloth
  • : Ⅰ名1 (法律; 規則) law; rule; statute; regulation 2 (律詩的簡稱) short for lüshi 3 (姓氏) a ...
  1. Determination of power - law flow field in annulus line with piv technology

    技術測量冪律流體在環空管道內的流場
  2. Given the initial conditions including ( 1 ) number density distribution in space which has the similar form to the present day ones, ( 2 ) both the power law and gaussian mass functions for clusters, and ( 3 ) two different velocity distributions which one has a constant dispersion and the other is described by the eddington formula, the dynamical evolution of globular clusters in our milky way galaxy is investigated in detail by means of monte carlo simulations

    本文採用與觀測結果具有相同形式的球狀星團空間密度分佈函數,在給定兩種球狀星團系統的初始質量譜(冪律的和對數高斯的)和兩種球狀星團系統的初始速度分佈函數(愛丁頓速度分佈函數和常數的速度彌散度)條件下,我們採用montecarlo的方法對球狀星團系統的動力學演化進行討論。
  3. When two spheres with an interstitial herschel - bulkley fluid translate normally, the velocity and the squeeze force distributions are investigated. it is shown that the solution of the squeeze force can reduced to the bingham and power - law fluid cases, respectively. 6

    研究了存在填隙herschel - bulkley流體時兩球法向運動時的擠壓力,並且證明了法向擠壓力的解分別可以退回到賓漢流體或冪律流體情形。
  4. Based on the ostwald - de waele equation, the leakage characteristics of power - law transmitted by helical gear pump are researched, and the leakage model of power - law in the clearence is founded, and - the velocity distributing and the leakage capacity are worked out by the boundary condition. the power loss of leakage is got through the clearence leakage capacity, and the friction power loss is attained by the velocity distributing. the mathematic calculation model

    利用冪律流體本構方程,首次對聚合物流體在斜齒齒輪泵中的漏流特性進行了研究,建立冪律流體在間隙中的泄漏模型,利用邊界條件求出速度分佈及泄漏量;由間隙泄漏量得到漏流損失功率,由速度分佈得到流體摩擦功率損失,並得到間隙最優解的數值計算數學模型,同時給出實例及數值計算結果。
  5. According to the principle of mutual transformation between potential energy and kinetic energy, the vertically falling law of power law fluid by the action of unconstant static pressure and the relation between rheological parameter and time were studied, thus providing a theoretical basis for calculating the rheological parameters of fluid in funnel viscometer

    根據位能與動能的變化關系,作者研究了在非恆定靜壓作用下冪律流體垂直下落的規及流變參數與時間的關系,從而為計算漏斗粘度計中流體的流變參數提供了理論依據。
  6. The experimental results is shown as followings : ( 1 ) the cyclic flow stress - strain curves in an incremental step test could be expressed as the power law relation : ( 2 ) when the strain amplitude is lower during cyclic deformation tests under constant strain control, softening firstly appears, then gradually hardens with the increasing numbers of cycle ; when the strain amplitude is higher, hardening firstly appears, then gradually softens

    試驗結果表明: ( 1 )循環流變應力與應變的相互關系曲線均符合冪律關系式: ( 2 )在室溫下進行恆應變幅循環變形過程中,當所控制的應變幅較小時,該材料首先出現循環軟化,之後隨循環周次的增加直至循環失效前該材料出現了硬化現象。當應變幅較大時,該材料開始出現硬化,然後隨循環周次的增加才出現軟化。
  7. On the basis of experiment, by using the exponential viscous model, a flow constitution equation of the pattern material ( w ax stock ) used in investment casting has been established. by applying it to the n umeric al simulation system, the numerical simulation on die - filling process of the fus ible pattern material ( wax stock ) used in investment casting has been successfully realized

    在實驗基礎上,採用冪律粘度模型建立了熔模鑄造用模料的流動本構方程,將其應用到數值模擬系統中,成功地實現了對熔模鑄造用模料充型過程的數值模擬。
  8. In the first part, turbulent motion in convection zone as source to generate alfven waves is studied following lighthill - stein theory, in which the turbulent source was described by nonlinear terms in mhd equations

    就是將mhd方程中的非線性項通過fourier變換轉化為湍動源項,並採用kolmogroff冪律譜來描述對流層的湍動譜。
  9. By statistical computation we prove that the confluence process of jiangjia ravine obeys the power - law frequency - area distribution

    本文通過統計計算得到,蔣家溝泥石流匯流和流量過程在暴發頻率與泥石流總徑流量上服從負冪律分佈。
  10. Because the system that has self - organized criticality has two important tokens, those are a power - law frequency - area distribution and long correlation in temporal area

    由於自組織臨界性的系統有兩個主要表徵,即在時間域上的負冪律分佈和長程相關性。
  11. And we use statistical computation and relativity analysis for the first time. so we make the conclusion that the simulation system obeys the power - law frequency - area distribution by improved 2 - d ca model. and by relativity analysis we know simulation sequences are long correlative

    通過改進的二維沙堆自動機模型的構建和模擬,本文得到了一系列模擬數據,並在此基礎之上,首次通過統計計算和相關性分析,得到如下結論: ( 1 )改進的二維沙堆自動機所模擬的系統在沙粒暴發頻率對暴發規模的關繫上服從負冪律分佈。
  12. Numerical simulation of three dimensiona isothermal power - law polymer melt flow within an extrusion die with the quot; l quot; shaped cross section

    型異型材擠出口模內聚合物熔體三維等溫冪律流動的數值模擬
  13. With increasing viscosity, the velocities of power law fluid and particle showed the same trend

    隨著稠度系數的增加,冪律流體和顆粒相的主流速度分佈出現了與流動指數帶來的影響相似的趨勢。
  14. The characteristics of power law fluid governing equation was elaborated and the effect of viscosity and flow exponent on two - phase flow was studied

    摘要闡述了冪律流體控制方程的特點,研究了冪律流體的稠度系數和流動指數的變化對兩相流動的影響。
  15. With increasing flow exponent, the velocity of power law fluid near the pipe center decreased, and the velocity of particle near the pipe center increased but decreased near the pipe wall

    隨著流動指數的增加,冪律流體在圓管中心附近的主流速度減小,同時顆粒相速度在圓管中心附近增大,而在管壁附近減小。
  16. Numerical simulation on power - law fluid flow in helical pipes with circular cross - section

    螺旋管道內冪律流體流動數值模擬
  17. Comparing with the current observations, which include the number density distribution in space, mass function, etc., the so - called standard modes for both the power law and gaussian cluster initial mass functions are selected among many runs of simulations. the deviation from the standard modes, which is resulted from the change of the parameter for the initial conditions, is discussed in detail. the discussion of the model parameters is also presented although they are adopted as the typical values based on previous work

    對應一定的初始分佈我們發現無論是冪律的還是對數高斯的球狀星團初始質量譜經過長時間的動力學演化都會得到和現在銀河系觀測到的球狀星團系統相符的對數高斯的質量分佈;動力學演化會明顯地改變球狀星團系統的空間密度分佈,靠近銀心區域的球狀星團瓦解得更多;經過動力學演化后的球狀星團速度分佈函數在靠近銀心的區域明顯得不同於初始分佈,初始擁有較大軌道偏心率的球狀星團更容易瓦解。
  18. Flicker noise is approximately simulated by power law model of phase noise spectral density

    根據相位噪聲功率譜的冪律模型,近似地模擬了相位噪聲。
  19. According to the constitutive relation of the fluid, academic model for calculating damping force of viscous damper is first developed

    冪律流體本構關系的基礎上,建立了粘滯阻尼器的阻尼力計算模型。
  20. Power law model - goodness - of - fit tests and estimation methods

    冪律模型.適合度檢測和估計方法
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