analytic expression 中文意思是什麼

analytic expression 解釋
分析式
  • analytic : adj. 分解的,分析的。 The analytical method is dialectical. 分析的方法就是辯證的方法。adv. -ically
  • expression : n 1 表現,表示,表達。2 詞句;語句,措辭,說法。3 表情,臉色,態度;腔調,聲調。4 【數學】式,符...
  1. A function must have the same analytic expression throughout.

    一個函數必須處處都有相同的解析表達式。
  2. Analytic expression calculating group velocity for anisotropic elastic media

    各向異性固體彈性介質中群速度的解析表達式
  3. 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,通過求解一個線性方程組得到了一維介觀鏈中電勢分佈的解析表達式。
  4. Analytic expression of capacitance characteristic of voltage - operated varactor

    壓控變容二極體電容特性的解析表達式
  5. Every result in the paper is presented through specific analytic expression, including the analytic expression of homoclinic orbit or heteroclinic orbit and its melnikov function, analytical expression of periodical track surrounding the center - type singular point within the homoclinic orbit or heteroclinic orbit and its melinkov function, the critical value when periodical m point appears, the critical value when smale horseshoes chaos appears, etc.

    文中的各個結果均以具體的解析形式給出,其中包括同宿軌道或異宿軌道的解析表達式及其melnikov函數;同(異)宿軌道內圍繞中心型奇點的周期軌道的解析表達式及其melnikov函數;出現周期m點的臨界值;出現smale馬蹄混沌的臨界值等。
  6. 4. the system makes use of spatial analytic expression to analyze pipe - line ' s spatial data and build pipe - line spatial information topology relation. it implements the spatial data to be obtained effectively and to be organized scientifically

    利用空間解析式分析結點、管線段的空間幾何位置,以及諸元素之間的鄰接、關聯與包含關系,系統構建出管線空間拓撲關系,實現了空間數據的有效獲取和科學組織。
  7. This conversion is based on the analytic expression of sonic and elastic wave equation, and use the different wave field extrapolation, which is initially used in seismic migration and forward modeling. this paper introduces the easy and efficient finite - difference method to realize the conversion by comparing three different methods

    論文經過對三種常規波場延拓方法( kirchhoff積分法、頻率波數域法和有限差分法)優缺點的比較,採用了簡單易用的有限差分方法來實現這種轉換。
  8. In the case that there is only one island that contains an excess electron, we can get the single charge soliton solution of potential distribution in a finite array from the analytic expression we have got. and we find that in the limit of the junction number our result will naturally reduce to the result in the infinite array approximation

    當結鏈中只有一個島上有剩餘電子時,由所得的解析表達式可以得到有限長鏈中電勢分佈的單電荷孤子解,並發現當結的數目趨于無窮大時,這個解將自然過渡到無限長鏈近似下的結果。
  9. Based on the analytic analysis of the linear synchronous motor ’ s layered model, the paper deducted the composing of air gap magnetic fields and the analytic expression of levitating and advancing force. these results provide theoretic guidance not only for the analysis and measurement of the vehicle ’ s air - gap magnetic fields but also for the eatablishment of the

    採用各向異性介質近似模擬齒槽區域,並引入定子和轉子等效電流層的概念,建立了直線同步電機的磁場分層模型,在此基礎上得到了氣隙磁場的組成以及懸浮力和推力的解析表達式,為氣隙磁場的分析和測量以及列車運動情況下電磁力軟測量模型的建立提供了理論指導。
  10. Against two kinds of nonlinear friction observers, the analytic expression of zero ve - locity interval t based on the nonlinear model of brushless dc motor system is deduced in this paper. simulation results indicate that the system performance at low velocity can be im - proved effectively using the friction observer based on coulomb friction model

    針對兩種不同的非線性摩擦觀測器,推導了基於無刷直流電動機非線性模型的零速度時間間隔腡解析表達式,通過模擬證實,利用基於庫侖摩擦模型的摩擦觀測器可以有效地改善系統的低速控制性能。
  11. The general situation and progress of magnetic dipole theoryresearch during recent twenty years in china were introduced briefly including magnetic dipole ; linear and strip magnetic dipoles of finite lengths ; magnetic force on a magnetic particle ; the effect of magnetizing field orientation on the revelation of defect by magnetic particles ; longitudinal magnetization of rod, tube and cuboid steel ; the relationship between the slot depth in a workpiece and magnetic leakage field ; the cause of stray magnetic pattern along base apex edges of a workpiece magnetized circumferentially ; the analytic expression for the magnetic leakage fields inside and outside the slot on the cylindrical surface of a disc ; and the effect of a needle - like magnetic medium on the magnetic force between two point magnetic charges

    簡述20年來中國無損檢測中磁偶板子理論研究的概況和進展,主要介紹磁偶極子,有限長磁偶極線和極帶,磁粉顆粒的受力,磁化場方向對磁粉顯現缺陷的影響,棒料、管材和方鋼的縱向磁化,工件表面溝槽深度對其引起漏磁場的影響,周向磁化時工件底棱上的雜亂顯示成因,圓盤邊緣柱面上溝槽內外漏磁場的解析表達式和針狀磁介質對兩個點磁荷間磁力的影響等。
  12. We derive an analytic expression of the group velocity dispersion ( gvd ) induced chirp and the self - phase modulation ( spm ) induced chirp in the normal dispersionregion of non - kerr - like optical fibers with saturable nonlinarity. the evolution of chirp is simulated by numerical methods. the studied results show that the more powerful saturable effects, the smaller is chirp and the gently is chirp. the net chirp is zero in the central region of the pulse

    從理論上推導出具有飽和非線性的非克爾光纖正常色散區內,群速度色散效應導致的啁啾和自相位調制效應導致的啁啾解析表達式.利用數值解法模擬了非克爾光纖正常色散區啁啾演變過程.研究結果表明:當非克爾光纖的飽和非線性增強時,凈啁啾不斷減小,而且,越來越平緩,脈沖中心附近區域凈啁啾接近零
  13. Abstract : the general situation and progress of magnetic dipole theoryresearch during recent twenty years in china were introduced briefly including magnetic dipole ; linear and strip magnetic dipoles of finite lengths ; magnetic force on a magnetic particle ; the effect of magnetizing field orientation on the revelation of defect by magnetic particles ; longitudinal magnetization of rod, tube and cuboid steel ; the relationship between the slot depth in a workpiece and magnetic leakage field ; the cause of stray magnetic pattern along base apex edges of a workpiece magnetized circumferentially ; the analytic expression for the magnetic leakage fields inside and outside the slot on the cylindrical surface of a disc ; and the effect of a needle - like magnetic medium on the magnetic force between two point magnetic charges

    文摘:簡述20年來中國無損檢測中磁偶板子理論研究的概況和進展,主要介紹磁偶極子,有限長磁偶極線和極帶,磁粉顆粒的受力,磁化場方向對磁粉顯現缺陷的影響,棒料、管材和方鋼的縱向磁化,工件表面溝槽深度對其引起漏磁場的影響,周向磁化時工件底棱上的雜亂顯示成因,圓盤邊緣柱面上溝槽內外漏磁場的解析表達式和針狀磁介質對兩個點磁荷間磁力的影響等。
  14. The analytic expression for the spatial bright solitions obtained under the weak light intensity agrees well with the results obtained by the numerical calculation

    結果表明,在低振幅條件下空間明孤子的解析表達式與數值計算所得到的結果十分吻合。
  15. The analytic expression of the system ' s concurrence is obtained, which decreases with the increase of temperature and reaches its maximal value 1 while t 0

    得出了concurrence的解析表達式,它隨著溫度的升高而減小,當t 0時取得最大值1 ,最大糾纏態為基態。
  16. From this point of view, a general analytic expression for the coefficient of local energy loss was presented based on the principle of hydrodynamics, together with experiments on particular flow characteristics and energy dissipation mechanism at right - angle junctions, and the expression was validated with the experimental data

    為此,根據水動力學基本原理,在分析90匯流口獨特水流特性及能量耗散機理的基礎上,提出了局部能量損失系數的綜合表達式,並應用試驗資料對該綜合表達式進行了驗證。
  17. At first, according to the fundamental q - switch equation, we analyze the q - switch system, including active q - switch and passively q - switch. we have derived simple analytic expression for all of the parameters of optimally coupled laser by using the mathematical technique of lagrange multipliers

    首先我們從速率方程出發對調q激光器的理論進行了分析研究,建立了主動調q和被動調q的理論和q參數的優化設計,並對聲光調q以及被動飽和調q的特性和模型進行了優化。
  18. On the ground of mpda algorithm and the conclusion of its steady - state performance evaluation, the choice of the detection threshold becomes a matter of optimization under the condition of properly chosen detection model and hypothesis. and the analytic expression of auto - adjusted detection threshold can be deduced via approximate fitting attenuation factor derived from the conclusion of performance estimation. it presents a novel approach for the optimization of detection - tracking system

    基於mpda演算法及其穩態性能估計的結論,在適當選擇檢測模型和一定假設條件下,將自適應檢測門限的選擇歸結為一個最優化問題,通過近似擬合性能估計結論中的衰減因子,得到了最佳檢測門限自適應調整的解析表達式,為檢測?跟蹤系統的聯合優化設計提供了一種新思路。
  19. All of these three schemes can improve the static performance of forzy control system notably. the fuzzy control method with on - line parameter self - correction can also improve the system ' s dynamic performance effectively, and the non - quantized fuzzy control method with analytic expression is convenient for the adaptive adjustment of the fuzzy rules

    各方案均能顯著改善模糊控制系統的穩態性能,其中參數在線自校正的模糊控制方法還能有效改善系統動態特性,而具有解析表達式的無模糊量化方法便於實現模糊規則的自學習調整。
  20. At first, the fundamental principles on wavelet transform ( wt ) and its reconstruction, specially on one - dimension cwt, binary discrete a, # cwt and their reconstruction, are provided. next, the principles on vlsi realization of one - dimension cwt are expounded, and the relevant methods of the implementation are classified and compared with each other. a systematic algorithm for approximating the wavelet function and a example of calculation are gived. it is demonstrated by the example that the algorithm is simple, effective, low erroneous and can be applied to approximating the wavelet function with analytic expression or equal interval samples in time - domain

    論文介紹了小波變換特別是一維連續小波變換和二進離散,柵格下的連續小波變換與重構的基本原理;闡述了小波變換vlsi實現的原理,並對相關的實現方法進行了分類和比較;提出了一種系統地逼近小波函數的演算法,並給出了計算實例;計算結果表明,該演算法簡單、有效、誤差小且適合於逼近具有時域解析表達式或給定了等時間間隔時域樣點值的小波函數。
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