等效原理 的英文怎麼說

中文拼音 [děngxiàoyuán]
等效原理 英文
equivalence principle
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  1. Affiliated with piezoelectric effect of quartz, inner nonlinear electric polarization is calculated, equivalent body bound charges and sueface bound charges under torque are approached

    聯系石英晶體的壓電應,計算出內部的電極化場,並利用電場等效原理求解出電極化體電荷與面電荷分佈。
  2. The principle of equivalence is of critical importance in our analysis of inertial navigation.

    等效原理在慣性導航分析中特別重要。
  3. Thus the time - stress equivalence principle provides an accelerated characterization technique to evaluate the long - term creep properties of plastic geogrids

    時間應力等效原理適用於對塑料土工格柵長期蠕變性能進行加速表徵。
  4. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式,包括曲面橫截線為對稱、非對稱圓弧,拋物線弧,雙曲線弧,橢圓弧.然後根據等效原理,推導非對稱圓弧矩形波導曲面上窄的縱向半波長縫隙的諧振電導的近似計算公式,給出計算曲線.這種解雖然是近似的,但卻能解決這類共形波導縫隙天線的工程設計
  5. In the case of thin slot, taking the effect of wall thickness into account, the coupler is analyzed with the slots replaced by equivalence magnetic current using the equivalence principle. the integral equation system is fonned and calculated by the moment method

    對于細長縫隙的情況,考慮了波導壁厚,利用等效原理將縫隙為磁流源在主波導和耦合波導中的作用,根據電磁場連續性條件建立積分方程,並用矩量法求解,進而求出耦合器的散射參數。
  6. Design and realization of knowledge base for environmental influence evaluation idss

    基於體等效原理的金屬散射體微波斷層成像
  7. Time temperature equivalence principle

    時溫等效原理
  8. The rubber insert ' s mechanical and physical performances and machining mechanism, particularly the dynamic mechanics frequency chart and the equivalent principle of time and temperature, are analyzed in chapter 6. the series tools of machining rubber inserts are researched and manufactured. reasonable technology parameters, and measures for exaltation machining efficiency and quantity are determined by test

    第六章分析了防中子橡膠內襯的物機械性能,尤其是動態力學性能頻率譜和時溫等效原理;研究了橡膠材料的加工機:研製了橡膠內襯加工的系列刀具,進行了加工工藝參數優化;提出了提高加工質量和率的工藝措施。
  9. 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的形成過程及機提出了新的觀點,使之更能全面合地解釋實驗中的各種現象。
  10. The creep coefficient method and the time - stress equivalence principle are used to investigate the creep behavior of plastic geogrids

    摘要運用蠕變系數法和時間應力等效原理分析塑料土工格柵的蠕變行為。
  11. Then the solving procedures of these bies by the rwg functions based moment method are elaborated, and the method of modeling complex objects built of arbitrary line, surface and volume structures is developed. in order to solve realize antenna and circuit problems, methods of adding excitations and concentrated loadings with moment method are deceloped, and matrix pencil ( mp ) method is used to deembeded the s prameters of antennas and circuits from the computed current distribution. some numerical results of practical complex antenna and scattering problems are presented to illustrate the veracity and effectiveness of the method

    在第一部分中,首先從電磁場的基本論出發,基於等效原理和邊界條件以統一的方法建立了用於分析金屬、介質及金屬與介質混合結構的邊界積分方程,並歸納和比較了各類積分的適用范圍和優缺點;在此基礎上,給出了使用基於rwg函數的矩量法求解各種邊界積分方程的一般過程;研究了具有任意線、面、體組成的復雜結構的電磁建模方法,並給出了各種多面連接情況下基函數和未知量的選取方法;研究了使用矩量法分析電路、天線問題時集總元件和激勵源的處方法,並基於矩陣束方法( matrixpencilmethod )提取了電路和天線問題的s參數;最後通過分析一些工程中的復雜金屬天線問題和具有「金屬與介質混合結構」的散射和天線問題驗證了方法的準確性和高性。
  12. But this time, the authors considered more factors that can influence the precise, which include plastic resistant moment of special - shaped columns, bending stiffness of beams and cracking of walls. then, the equivalent width of diagonal strut is worked out. based on above results, the bar system model is used to calculating the internal force of the structure and the results were match the testing data basically

    給出結構的簡化計算方法,本文利用砌塊墻體的斜壓桿等效原理,並考慮了異形柱的塑性抵抗矩、 0梁的抗彎能力以及馬牙搓連接多種因素,解出了斜壓桿的寬度,在此基礎上按桿系模型對結構進行了簡化靜力驗算,結果與試驗基本相符。
  13. That gravity and acceleration through space produce identical physical effects is the remarkable assertion of the principle of equivalence.

    引力與在空間中加速產生相同的物應,這是等效原理的著名論斷。
  14. According to the time - stress equivalence principle, the creep compliance vs. time curves at five different stress levels are determined and shifted along logarithmic time axis to get a master compliance curve at a given reference stress level

    運用時間應力等效原理,可以由較高應力水平下較短時間的試驗數據,通過沿時間軸的平移得到較低應力水平下材料的長期性能。
  15. The result reveals the secrets of how the universal gravitation is produced and the equivalent principles is proved

    在嚴密的推導過程中,揭開了引力的成因,證明了等效原理
  16. Then, the dielectric targets ' electromagnetic scattering is researched. an important principle of electromagnetic field theory - - equivalent theory is introduced. as well as the conducting target, the geometrical model of the dielectric target should first be built, then triangular patches are used to model the surface of the dielectric target. different from the conducting target, there has not only equivalent electric current but also has equivalent magnetic current on the surface of the dielectric target. so now should built two equations - efie and mfie to obtain the unknown current coefficients. the rcs of dielectric sphere, dielectric cylinder, dielectric cube are calculated respectively

    其次,本文研究了介質目標的電磁散射,介紹了電磁場論的一個重要的? ?等效原理。與導體目標一樣,先建立介質目標的幾何模型,然後用三角形面元模擬介質表面。與導體目標不同的是,在介質表面除電流外,還有磁流,因此需建立兩個方程? ?電場積分方程( efie )和磁場積分方程( mfie )來求解未知的電磁流系數。
  17. Beginning with the equivalence principal, two types of near - field to far - field ( nfff ) transformation s are discussed systematically, i. e. frequency - domain nfff ( fd - nfff ) and time - domain nfff ( td - nfff ). in td - nfff transformation, the concurrent - processing approach is used, where the contributions to far - field from the tangential electric current and magnetic current on the equivalence surface are calculated " on - the - fly " in step with the fdtd simulation. as a result, it is not necessary to store the tangential current components for every equivalence surface at every time step, and therefore reduce considerably computer storage required for the td - nfff transformation

    論部分,本文從電磁場的等效原理出發,系統、詳盡地論述了頻域和時域近遠場變換的基本思想,在時域近遠場變換中採用實時的變換方法,即每進行一個時間步的迭代,就計算一次面上該時間步的切向電流和切向磁流對遠場各方向的貢獻,這樣就使時域近遠場變換不需要儲存面上每一個時間步的切向電流和切向磁流,大大減小由於近遠場變換而增加的計算機內存需要量。
  18. The slot scattering and structural scattering are solved independently through the application of the equivalence principle

    根據等效原理,天線的散射包括模式項散射和結構項散射兩部分。
  19. Theoretical and experimental study on time - temperatureequivalent principle for rock

    等效原理主曲線與移位因子
  20. Thermal residual stresses in short fiber reinforced metal matrix composites ( sfrmmc ) can reach a high level and have a significant effect on the mechanical properties of composites. in this paper, three dimensional elastoplastic finite element analyses were used to study the thermal residual stresses in sfrmmc and its effect systematically. with the interfacial property, fiber ' s orientation and reciprocity of fibers considered, the thermal residual stresses in - al2o3 / al - 5. 5mg, - al2o3 / al - 5. 5zn and - al2o3 / al - 12si alloy composites were calculated and analysed

    本文在分析計算中綜合考慮了界面性能、纖維位向以及纖維間相互作用的影響,分別採用單纖維模型、雙纖維模型和斜向纖維模型,對- al _ 2o _ 3 al - 5 . 5mg 、 - al _ 2o _ 3 al - 5 . 5zn和- al _ 2o _ 3 al - 12si三種al合金基復合材料的熱殘余應力進行了計算和分析;對存在熱殘余應力時復合材料的應力?應變曲線進行了模擬;還基於能量等效原理的有限元方法,考慮了熱殘余應力及纖維位向的影響,推導了短纖維增強金屬基復合材料彈性模量的預測公式。
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