勢方程 的英文怎麼說

中文拼音 [shìfāngchéng]
勢方程 英文
potential equation
  • : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  1. In our efforts to make forecasts for the quantity demand of auto car within the period of the next five years, three methods such as gray forecast, econometrics equation set and time - trend forecast are used. since the results of these three methods are very close, they may be reliable and used as reference for auto car industry

    在對未來五年轎車需求量的預測中,利用灰色預測、經濟計量組和時間趨預測三種法分別對2000年和2005年的轎車需求量進行預測,三種法的預測值非常接近,預測結果應有一定的借鑒意義。
  2. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡,從而建立了絮凝過的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過中絮體數量和尺寸分佈的變化過;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  3. Abstract : based on the gauge theory of various interactions, some new solutions of the gauge field equations are discussed, the potential is introduced, and the relations among the results and limit cycle, various singular points are derived. finally, it is expounded that these results possess probably physical meaning on the property and phase transition of particles

    文摘:從各種相互作用的規范理論出發,討論了規范場的某些新的解,並引入了,然後探討了它們與極限環、各種奇異點的關系,最後論述了這些結果可能具有的粒子性質和相變等物理意義
  4. The potential equation had figured in the eighteenth-century work on gravitation.

    勢方程在十八世紀關于引力的研究中已顯露頭角。
  5. In the 20 years of reform and opening, shandong peninsula is the typical area in china with rapid economic development. the transition of second and third industr ies has achieved periodical success, but are facing fundamental structural and in stitutional confilects at present. the paper analyses the status in quo, advantage s and disadvantages of the transition, discusses the trends and rational patterns, and put forward the countermeasures of the transition. the author attempts to us e economic functions analyzing two kinds of develop patterns so as to compare th eir advantages. the paper strengthened the importance of labor intensified indust ry which is often ignored ; find out the key point of the transition of capital in tensified industry, extraverted economy and the third industry ; integrating the development rules of industry and region, bring forward the method of “ choosing priority, half step and walk faster ” for the growth of knowledge economy which is widely noticed recently

    山東半島是改革開放20年來區域經濟發展較快、在國內具有典型意義的地區,該區二三產業的轉型已取得初步成果,但仍面臨突出的結構性和體制性矛盾.本文分析了山東半島二三產業轉型的現狀、利弊條件,探討了轉型的趨和適宜模式,最後提出了對策和措施.文中嘗運用柯布?道格拉斯進行兩種發展模式的對比分析以辨別利弊,強調了常為人忽視的勞動密集型產業的作用,論述了發展資本密集型產業、外向型經濟及第三產業的重點,結合產業和區域發展規律,對近來廣受關注的知識經濟的發展提出了「選擇重點、小步快走」的觀點
  6. It leads to one simple equation, which, in the isotropic case, is the bipotential equation.

    因為它可以推出一個簡單的,在各向同性的情況下,這個簡單是一個雙位勢方程
  7. Equation expresses the principle of minimum potential energy.

    表示出最小能原理。
  8. The thesis includes three parts : firstly, previous study and latest advance of molecular motor in biology are outlined, including myosin ' s and kinesin ' s construction and function, the latest advance of molecular motor in constructional biology ; secondly, the latest advance of molecular motor in physics is reviewed, including the general view of brownian motor and two examples of molecular motor, one being related to two kinds of flashing potention energy, the other being related to electronical bipole ; and finally, the model on unidirectional motion of molecular motor is in detail come up with, and especially, the interact ion between two heads is taken into account, followed by the construction of langevin equation and fokker - planck equation involved in the model. by using solutions of fokker - planck equation, unidirectional motion mechanism of molecular motor is analyzed

    本文內容包括:首先綜述生物學領域分子馬達研究的最新進展,內容安排為:肌球蛋白的結構和功能,驅動蛋白的結構和功能,肌球蛋白和驅動蛋白定向運動機制的結構生物學面的最新進展;其次綜述並分析了當前研究分子馬達定向運動機制的幾種物理模型,內容安排為:分子馬達運動的基本觀點和建構模型的一般法,壘的兩態漲落誘導的分子馬達運動模型,分子馬達定向運動的偶極子模型;最後討論雙頭相互作用的分子馬達模型,內容安排為:先詳細論述模型的構建,再建立langevin和fokker - planck,接著用差分的法求解出fokker - planck的解,然後分析和研究分子馬達定向運動的機制。
  9. Nonclassical potential symmetries and new explicit solutions of fokker - planck equation

    的非古典對稱群及新顯式解
  10. Novel regularized boundary integral equations for potential plane problems

    平面問題的新的規則化邊界積分
  11. For renault, the spanish grand prix gave the perfect riposte to those who had suggested the team had lost their edge, and that ferrari ' s recent improvement in form marked a fundamental shift in formula one ' s balance of power

    對于雷諾來說,西班牙大獎賽正好完美地駁斥了那些認為車隊已經失去優,並且法拉利最近狀態的回升已經讓一級式的力量均衡發生重大轉變的人。
  12. In chapter two, by adopting a semiclassical model, we get an analytic expression of potential distribution in a one - dimensional mesoscopic tunnel junction array by solving a set of linear equations

    第二章採用半經典模型,通過求解一個線性組得到了一維介觀鏈中電分佈的解析表達式。
  13. The wing is modeled structurally by vibrational modes, which are used as amplitude of motion by a finite element analysis. conservative full - potential equation and three dimensional unsteady euler equation are used to compute the unsteady transonic flows around airfoil and wings under simple harmonic motion

    以給定機翼模態分佈下機翼上各點的模態值作為運動幅值,以三維非定常全位勢方程和三維非定常euler為控制,求解三維機翼簡諧運動下的非定常氣動力。
  14. The unsaturated equations may be written with moisture content and potential as the dependent variables.

    可以把含水量和作為應變量來寫非飽和
  15. Based on the basic relations of mechanics, electrics and magnetics, the governing equations which are expressed in term of displacements of ux, uy and uz, electric potential and magnetic potential are derived for transversely isotropic magnetoelectroelastic medium

    從橫觀各向同性磁電彈性力學運動、本構關系、電學和磁學出發,導出了用位移u _ x , u _ y , u _ z ,電和磁表示的磁電彈性介質的控制組。
  16. The content including : ( 1 ) combined with the powerful matrix operation function and the abundant function computation of matlab, a load flow program is developed. due to the deeply research of admittance matrix, jacobian matrix and correction matrix, this program has a great advantage at both speed and code

    其主要內容如下: ( 1 )結合matlab軟體強大的矩陣運算功能和豐富的函數計算功能,對潮流演算法中導納矩陣、雅可比矩陣以及修正求解的實現式進行了深入研究,開發出一種速度和代碼量都具有明顯優的潮流序。
  17. Compared with traditional numerical methods such as the fem, fdm, etc, the lb method has several important features, including : simplicity in algorithm, easily programming, direct calculation of pressure from a state equation and amenability to simulate all kinds of flow field with complex boundaries, it also has much advantage in the respect of parallel computation because of its regional evolution

    與傳統的計算法如fem 、 fdm等相比, lb法具有演算法簡單、編容易、壓力可以通過狀態直接求解、能夠模擬各種復雜邊界的流場等優點,並且計算的局域性使其在并行計算面也具有很大的優
  18. The conservative full - potential equation is solved by a time - accurate approximate factorization algorithm and internal newton iterations

    用時間精確近似因式分解差分法求解守恆型非定常全位勢方程
  19. The full potential equation is solved by the time - accurate approximate factorization algorithm and internal newton iterations, and the euler equation by the finite - volume resolution scheme and dual - time stepping

    對全位勢方程採用精確隱式近似因式分解差分格式、牛頓內迭代演算法。對euler採用有限體積法和雙時間推進。
  20. Comparatively, the molecular dynamic ( md ) can overcome these shortcomings and can be applied in the research of adsorption in the nanopores. this study mainly includes two parts, one is the study on adsorption equilibrium in cylindrical nanopores, and the other is that on the adsorption in carbon - nanotubes. in the first part, a new potential model is introduced, and the isotherms for different nano - pore diameters are obtained

    對于不考慮固體壁面分子結構的圓柱形納米微孔的平衡吸附,建立了包括緩沖區在內的單元體模型,引入了表示整個微孔壁面與吸附質分子相互作用的新型壁面勢方程,並對3 - 5nm孔徑圓柱型微孔中的平衡吸附進行md模擬,得到了在不同汽相壓力下的分子位形圖譜及相應的吸附等溫線並對其進行了分析。
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