relaxation theory 中文意思是什麼

relaxation theory 解釋
弛豫理論
  • relaxation : n. 1. （精神等的）鬆弛；放鬆；【物理學】張弛；弛豫。2. （刑罰等的）減輕，放寬。3. 休養，休息，解悶，娛樂。4. 鬆懈；寬舒；緩和。5. 衰弱，精力減退。
  • theory : n. 1. 理論，學理，原理。2. 學說，論說 （opp. hypothesis）。3. 推測，揣度。4. 〈口語〉見解，意見。
  1. For form - finding of membrane structures, the common methods mainly indued three theory : nonliner fem, dynamic relaxation method and force density method

    對于索膜找形分析，目前普遍常用的是非線形有限元法、動力鬆弛法和力密度法。
  2. The city ecological leisure greenbelt is much fit to relaxation than other place. it is a new problem about how to create the ecological leisure space which has both ecology and leisure function to promote the construct of environment and ecology civilization in city, at present, the research about theory is juvenility

    本研究引入景觀生態學對自然環境系統的認識方法和解決問題的思路，在對傳統的城市生態休閑空間規劃理論加以歸納和總結的基礎上，分析了城市生態休閑行為與生態休閑環境的關系。
  3. Based on the relaxation constitutive theory of viscosity - elasticity under non - constant temperature, the equation of thermal conduction in solids, and the finite element method, the non - stationary thermal stress in low carbon steel thick hollow sphere is calculated

    摘要基於變溫粘彈性鬆弛型本構理論、熱傳導方程和有限元方法，對低破鋼厚壁球的非定常熱應力進行了分析。
  4. The factors which influenced the process include the insulator ' s material, structure, the distribution of space electrical field, the way to deal with the surface, the characteristic of voltage waveform, pulse width etc. there are two kinds of theory for the vacuum surface flashover : secondary electron emission avalanche ( seea ) and electron triggered polarization relaxation ( etpr )

    影響該過程的因素包括絕緣材料結構、空間電場分佈、表面處理方法、所加電壓特徵，脈沖寬度等。研究真空表面閃絡過程有兩類理論：二次電子發射崩潰（ seea ）和電子引發極化鬆弛（ etpr ） 。
  5. Investigate relation of composite ' s resistivity and time at constant temperature, firstly introducing principle of time temperature equivalent and relaxation theory. on the basis of experimenta1 results put forward a new viewnoint about arising process and mechanism of h - ptc / ntc, which can gives more complete and reasonable explains for the experimental phenomenon

    筆者首次引入時溫等效原理和鬆弛理論，在恆溫條件下研究了材料電阻率與時間的關系，在此實驗結果的基礎上對h - ptc ntc的形成過程及機理提出了新的觀點，使之更能全面合理地解釋實驗中的各種現象。
  6. By means of the calorimetric experimental results and the temperature dependence of heat capacity differences, four kinds of temperature dependences of configurational entropy, dielectric relaxation index and cooperatively rearranging region are studied, on the basis of configurational entropy theory on cooperatively rearranging region in disordered amorphous materials by the methods of the relationship between configurational entropy and heat capacity difference, and the equation of relaxation time with activated energy barriers

    摘要基於無序非晶材料「關聯重排區域」的構型熵理論，運用構型熵與熱容量差的關系式、弛豫時間與活化勢壘的基本公式，及聚合物量熱學的實驗結果和熱容量差與溫度的基本關系，研究了4種情況下構型熵、介電弛豫指數和關聯重排區域大小的溫度變化關系。
  7. In other words, the process of analyzing relaxation zone related to one safety factor can also be regarded as the process of searching potential slide surface related to the same safety factor. elastic wedge model is used for analysis of relaxation zone of cutting homogeneous slope. on the basis of elastic plane - strain theory, the relaxation zone can be calculated according to mohr - coulomb or drucker - prager law and single tension intensity principle which are both related to one safety factor after three - dimensional stress field of the cutting slope is got

    提出均質邊坡開挖鬆弛區可以用彈性理論中的楔形體理論分析，在平面應變問題的基礎上得到開挖坡體的三向應力場之後，可運用考慮安全儲備后的強度條件（主要為摩爾?庫侖或德魯克?布拉格強度準則和單軸抗拉強度準則）解析坡體分步開挖過程中的鬆弛區范圍，給出了具體的計算步驟，並通過算例較詳細地說明了操作過程。
  8. When the theory of temperature in solids 、 the equivalent tension - relaxation curve of final temperature, and the equivalent shear - relaxation curve is known, then the non - stationary stress is calculated

    在非定常熱應力計算時只要確定物體內部各點的溫度歷史，及其終態溫度等效拉伸鬆弛曲線、等效剪切鬆弛曲線，便可計算出物體內各點的瞬態熱應力。
  9. 74 explores time - dependent quantum mechanics and spectroscopy. topics covered include : perturbation theory, two - level systems, light - matter interactions, relaxation in quantum systems, correlation functions and linear response theory, and nonlinear spectroscopy

    74探索與時間相關的量子力學與光譜學，課題包含：微擾理論、雙能級系統、光與物質之作用、量子系統的鬆弛過程、相關函數與線性響應理論，以及非線性光譜學。
  10. At the same time, the mathematical models of the electric field and the flow field distribution were established from the theory of electrostatic enhancement of heat transfer. employed finite differential method and over - relaxation iteration method, according to certain boundary conditions in the wire - plate electrode space, the electric field and the flow field in the wire - plate space were numerically simulated under different initial velocities of r11 stream and different magnitudes of applied voltage. the calculation results agreed with theoretical analysis satisfactorily

    同時從靜電強化換熱理論出發，建立了表徵線板電極間的電場和流場分佈的數學模型，並根據線-板電極間的邊界條件，利用有限差分法和超鬆弛迭代法，分別就不同氣流初速度和不同外施電壓的情況下，對線-板空間的電場和流場進行了數值模擬，計算結果與理論分析基本一致。
  11. The theoretical calculation and explanation of strain behavior during heteroepitaxy of oxides thin films : when the lattice mismatch is relative small ( for example, batio _ 3 / srtio _ 3 with a lattice mismatch of 2. 18 % ), the growth mode of thin films is layer - by - layer, and the critical thickness and strain relaxation can be calculated or estimated by matthews - blakeslee expressions ; when the lattice mismatch is large ( for example mgo / srtio _ 3 with lattice mismatch of 8 % ), the strain relaxation process can be explained by theory of coherent strained islands

    氧化物薄膜異質外延應變行為的理論預測和解釋。對于晶格失配較小的外延體系（如batio3 / srtio _ 3 2 . 18 % ） ，薄膜以層狀方式進行生長，臨界厚度和應變釋放過程可以用經典的matthews - blakeslee公式進行預測;對于晶格失配較大的體系（如mgo / srtio _ 3 8 % ） ，薄膜以島狀方式進行生長，應變釋放過程可以由彈性應變島的理論體系進行解釋。
  12. The other work is the theory study on the relaxation oscillation of solid - state lasers

    另一方面的工作是對固體激光器的弛豫振蕩的理論研究。
  13. Abstract : based on the theory of thermoviscoelaticity of relation [ 1 ] and creep [ 2 ] constitutive equations under non - constant temperature, the conversion relation between relaxation and creep under non - constant temperature states is developed, and a example of conversion is given

    文摘:基於變溫粘彈性鬆弛型[ 1 ]和蠕變型[ 2 ]本構理論，給出了變溫過程中材料的鬆弛與蠕變模變量的轉換方法和轉換實例
  14. Numerical stability, the other issue of the lattice boltzmann method, is discussed in chapter 5. corresponding to the uniform and shear background flow, the stability of d2q7 d2q9 and d3ql5 model is analyzed through the von neumann linear stability theory, both the conclusion about the mass distribution parameters, the wave number, the relaxation time and the uniform velocity, and the linear stability criterion n r0. 58 are instructive to numerical simulation of flow

    第五章考慮了數值方法另外一個方面的問題，在均勻流和剪切流兩種背景流場下，運用vonneumann線性分析法，針對d2q7 、 d2q9及d3q15格子模型，分析了質量分佈參數、波數、鬆弛時間和平均流速等決定模型穩定性的主要參數對模型穩定性的影響，得到了對流場數值計算具有指導意義的一般性結論與線性穩定性標準n r _ e ~ （ 0 . 58 ） 。
  15. 1. upon brief reviewing current mathematical and physical models and mechanisms for electrorheological effect, the theoretical analysis of the dielectric relaxation of electrorheological fluids and the frequency - inducing characteristics for electrorheological effect are conducted. based on statistical thermodynamic analysis and osmotic pressure calculating of an electrorheological fluid complex system, phenomenological theory is adopted to evaluated phase reparation characteristics. thus critical factors corresponding to experimental results are introduced

    在簡要評述現有電流變效應模型及機理的基礎上，按非均勻介質對雙相復合懸浮液的電流變效應進行理論分析，研究了電流變效應頻率誘導特性；基於復合系統滲透壓的計算，採用統計熱力學唯象理論，討論了電流變效應的相分離特徵，獲得了與實驗吻合的臨界參數；首次將定向滲流模型應用於電流變體臨界體積濃度的分析，得出一個描述電流變流體特徵而不隨外加電場變化的臨界體積百分數為0 . 37 。
  16. According to the double - axis experiment and the uniaxial tension experiment, shear relaxation modulus and bulk relaxation modulus are obtained. fractional exponent models [ 23 ] [ 24 ] [ 25 ] are applied to shear relaxation modulus and bulk relaxation modulus. the theory is proved by constant amplitude cyclic strain experiment

    通過雙軸拉壓實驗來確定材料的切變鬆弛模量，單軸拉伸實驗來確定材料的體變鬆弛模量，對這兩種模量均採用分數階指數的形式來進行擬合，再用等應變幅循環歷史的實驗驗證了理論，得到了較好的結果。
  17. Executing the lifting method to the equivalent programming, we present a strengthened semidefmite relaxation. as predicted by theory and confirmed by numerical experiments the tight semidefinite relaxation gives a better lower bound of circuit bisection than the one that the previous semidefinite relaxation gives

    本文先通過增加非線性約束得到原始問題的等價模型，進而對等價模型利用提升技術，提出了一個強化的半定鬆弛模型；最後，將結果推廣到更具一般性的圖的分割問題。
  18. The numerical solutions obtained in computation of riemann problem are satisfied. hyperbolic conservation laws with stiff source terms could describe the effect of relaxation as in the kinetic theory of gases, water waves and traffic flows, etc. the gauss schemes with staggered grids for hyperbolic conservation laws are applied to solve hyperbolic conservation laws with stiff source terms, a class high resolution schemes for hyperbolic conservation laws with stiff source terms are presented. these schemes are the second order accurate and tvd under the restriction of cfl condition, convergence of these schemes are proved

    本文將求解雙曲守恆律方程的交錯網格的gauss型差分格式，應用於求解含有剛度源項的雙曲守恆律，構造了一類具有高分辨，計算簡便等優點的求解含有剛度源項的雙曲守恆律的交錯網格的gauss型差分格式，證明該格式為一致二階精度的格式，證明了該格式在cfl條件限制下為tvd格式，並證明了該格式的收斂性。
  19. And then the brief description of the researches in micro - mechanics is presented. ( see chapter 1 ) 2. the basic conception of the homogenization theory is given, and then by laplace transforming, the formulae for predicting the viscoelastic relaxation moduli in laplace transformed domain are obtained from the governing equation of the problem of composite materials

    （詳見第一章） 2 、在簡要介紹細觀多尺度均勻化方法的基本理論的基礎上，通過復合材料粘彈性問題的控制方程的laplace變換，並利用對應原理，在像空間中導出了利用均勻化理論預測宏觀鬆弛模量的laplace變換泛函形式。
  20. Viscoelastic mechanics theory was used as the basis for the displacement and relaxation experiment of wire rope structure. the study the time co - reliance of wire ropes was finished and the calculation model for the wire rope relaxation amount was proposed

    基於粘彈性力學理論，對鋼絲繩結構進行了位移鬆弛試驗，在此基礎上完成了鋼絲繩時間相依性研究，提出了鋼絲繩鬆弛模量計算模型。
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