最優曲線 的英文怎麼說

中文拼音 [zuìyōuqūxiàn]
最優曲線 英文
optimum curve
  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  • 曲 : 曲名詞1 （一種韻文形式） qu a type of verse for singing which emerged in the southern song and ji...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 最優 : optimal; optimum最優策略 optimal policy; optimal strategy; 最優設計 optimum design; 最優值 optima...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. Win2000 bed lift is of personalized design, ultra - stable operation, to offer quietness and comfortableness to the greatest extent to patients with warm colors. it is provided with variable voltage variable frequency device, to produce the best operating curve in accordance with the physiological requirements of human body, to show make the safe, comfort, stable and excellent perfomance in the whole process during the operation of the lift from start, acceleration, deceleration to stop. optional cut - off emergency leveling device may be equiooed at the demand of user to ensure that the passengers inside the lift can be rescued in case of power cut - off accident

    Win2000系列病床電梯以人性化的設計，超平穩的運行，給予病患者最大程度的安靜舒適增添溫馨的色彩。採用先進vvvf調頻調壓調速裝置，按人體生理要求由電梯優化產生最佳的運行曲線，使電梯的起動加速減速停止過程處處體現安全舒適平穩的卓越性能。根據用戶要求可選裝停電應急平穩裝置，確保以外停電時，被困電梯內的乘客能及時獲得解困。
  2. Umvique of the covariance matrix in growth curve model

    增長曲線模型中協差陣的最優估計
  3. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響，分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型，以年費用折算值加上清水池年造價折算值為目標函數，以連續性方程、管中流速和鑄鐵管耐壓值等為約束條件，進行并行遺傳演算法對給水管網優化設計的實現。
  4. A rate - dependent damage evolution modified zwt nonlinear constitutive ralation is adopted, an object function of least square was established according to the experimental results. the searching space of each decision variable was foreordained with conventional optimizing method, and all parameters in zwt model for solidified pf resin were determined with generic algorithms

    基於實驗曲線構建了最小二乘形式的目標函數，並採用傳統優化方法輔助設計了各個決策變量的搜索空間，進而用遺傳演算法確定了損傷型zwt非線性粘彈性本構關系中的材料參數。
  5. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點，並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度（底部高度）與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析，獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-載荷曲線，同時對油泵定子成形過程的影響因素等進行了分析，優化並獲得了合理的溫擠成形工藝及模具參數。最後，利用模擬優化獲得的各項工藝參數進行生產實驗，得到實際生產出的合格油泵定子件，並將模擬結果與生產實驗結果進行比較。
  6. This paper uses for reference with an example of frame - shear wall structure and studies the conceptual design and method for optimizationof structural system. through establishing frame - shear wall structure unisonous differential eguation and finding a result, the side shifting curve, moment and shear force distribution curve are obtained under inverted triangle load action on the frame - shear wall structure. after analyzing and comparing, the range of best rigid characteristics for such structure has be gotten

    本文結合框架-剪力墻實例，研討了結構體系的概念設計和整體優化方法。通過建立框-剪結構協同工作的微分方程及求解，得出框-剪結構在倒三角形荷載作用下的側移曲線、彎矩、剪力分佈曲線，經分析對比，得出框-剪結構最佳剛度特徵值區間。
  7. Abstract ： the applications of chemometric approaches, such as opt imization, multivariate calibration, artificial neural network, signal processin g, resolution, parameter estimation etc., in capillary electrophoresis have bee n reviewed

    摘要：綜述了最優化方法、多元校正方法、人工神經網路、曲線分辨、信號處理等化學計量學方法在毛細管電泳分離分析中的應用，展望了化學計量學在毛細管電泳中的應用前景。
  8. Two methods are brought forward to obtain the optimal solution after gained the efficient solution : one is letting the non - discrimination of specific investor and the efficient borderline have a common tangent at a point, and this point is the optimal solution ; the other gains optimal solution basing on safety - first method

    在得到有效解后，本文提出採用兩種方法來獲取最優解：第一種方法是採用特定投資者的無差異曲線與有效邊界相切的方法得到最優解；第二種方法是採用安全第一方法來獲得最優解。
  9. After analyzing the switching characteristic of mosfet, the object function of optimizing curve of the output capacitance coss is confirmed according to the switching loss caused by output capacitance coss, then the optimized curve of the output capacitance coss is ascertained by applying zoutendijk to seek the optimized value with constraint ; the simulation of switching circuitry and dc - dc circuitry is tested at different frequency in pspice, then the least square method is adopted to fit simulation curves to calculate corresponding energy data

    在電子線路模擬軟體pspice中進行了mosfet開關電路以及典型dc dc轉換線路模擬測試，針對不同頻段的測試結果，採用最小二乘擬合法對模擬曲線進行擬合，計算出相應的能量數據，最後綜合模擬結果確定出減小器件開關損耗，提高dc0c轉換線路效率的器件輸出電容cob優化曲線。
  10. It makes decision on stability state of countryrock according to in - situ surveying datum, and grey prediction model is formed using the deformation curve of country rock. this model can predict latter displacement of country rock. deeper analysis is also been counducted on countermeasure and mechanism of softrock tunnel, and gradation analysis method is applied to select the optimum bracing plan

    再結合現場實測資料對地下洞室圍巖的穩定狀態進行判別，利用圍巖變形曲線建立灰色預測模型，採用該模型對圍巖位移的後期變形進行預測。對軟巖隧道的支護對策、支護作用機理進行了較深入的分析研究，並利用層次分析法選擇最優的支護方案。
  11. Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa

    本文首先介紹並分析了橢圓曲線密碼體制的優點及研究現狀；其次研究了橢圓曲線密碼體制的基本理論；第三，分析了橢圓曲線密碼的安全性並介紹了密鑰共享，加密，數字簽名等橢圓曲線密碼體制；第四，深入研究了特徵為2的有限域f _ 2m中的元素在多項式基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法，並對hankerson等人提出的多項式基下的乘法運算的快速演算法作了改進，而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在多項式基和最優正規基表示下的乘法和乘法逆運算的性能，還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究，所得的結論可供在實現橢圓曲線密碼體制時參考；第五，研究了目前流行的計算橢圓曲線標量乘法的快速演算法，同時改進了固定基點梳形法，提高了整個系統的速度，並在實驗的基礎上分析研究了流行演算法的優劣；第六，實現了基於f _ 2m的橢圓曲線密碼體制的演算法庫，在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh ， eces ， ecdsa等橢圓曲線密碼體制；第七，實現了兩條安全橢圓曲線上的橢圓曲線密碼體制，包括ecdh ， eces ， ecdsa 。
  12. A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method

    提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求，選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化，再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法，通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍，以速度調節器和電流調節器的參數為染色體中的基因，通過遺傳演算法在搜索范圍中優化這些基因，獲得優化解.實驗結果表明，所設計的參數能使系統性能指標有顯著提高
  13. The security of elliptic curve cryptography ( ecc ) depends on the intractability of the elliptic curve analogue of the discrete logarithm problem. ecc has gained increasing popularity in public key cryptography, because of its computation and storage

    橢圓曲線密碼是基於橢圓曲線離散對數難題的一種密碼體制，由於它在運算量和安全性方面的優勢，是目前最具有廣泛應用前景的一種公鑰密碼體制，近幾年一直是人們的研究熱點。
  14. Theory support is provided in this paper when platform parameters are designed. a fir low - pass filter is designed for the experiment following the criterion of maximal - error - minimization. the order and the impulse response sequence of the filter are presented in this paper

    本文運用最大誤差最小準則的優化設計方法設計出本試驗臺要用到的低通濾波器，給出了所設計濾波器的階數和濾波器單位響應序列，並畫出了該序列的幅頻響應特性曲線。
  15. Localization underground target algorithm base on the best automatic curve fitter can survey velocity of electromagnetic wave in underground medium, and locate underground target. it ’ s virtue is small number of operation times. it ’ s shortcoming is subject to clutter

    基於自動最佳擬合曲線的波速測定和目標定位方法可以比較準確地計算出波速，計算出目標位置，優點是運算量小，缺點是容易受到雜波干擾的影響。
  16. Find the law of the influence from the injection pressure to the filling time and the cavity pressure and make certain of the best filling time, injection time and injection pressure. though the analysis of the flowing velocity and pressure spread of the key position element in the injection parts in different gate position, we forecast the injection parts quality and the possibility injection flaw and its position, optimize the gate position. in this paper, though the research of analogue of the runner system of metal - powder injection molding and the process of injection molding, we get the law of how the injection parameter influence the injection process

    在相同的注射條件下，通過分析喂料在不同直徑和長度流道中的流動規律，得到了喂料在流道中的速度場、壓力場和溫度場，找到了流道長徑比的合理取值范圍，並得出通過改變流道設計可實現對現有設備資源充分利用的結論；給出了不同注射壓力下，型腔壓力與充模時間關系曲線和喂料熔體平均充填速度與充模時間關系的曲線，得到了注射壓力對充填時間和型腔壓力的影響規律，確定了最佳的充模時間、注射時間和注射壓力；通過分析採用不同位置澆口注射時注射件關鍵位置單元的流動速度和壓力分佈，預測了注射件的成形質量，或可能產生的注射缺陷及位置，優化了澆口設置。
  17. The loop simulation model of driver - vehicle - road system considering vehicle dynamic response is established on the basis of the 3dof model, sk model which is usually used in road alignment design and optimal preview lateral acceleration model proposed by guo konghui, and the solution is also proposed

    結合單點預瞄最優曲率模型和道路線形模型sk模型，建立了考慮汽車動態響應的人車路閉環模擬模型，並提出求解方法。
  18. Some properties of the optimal path of trust region methods are shown, and the relationship between dogleg path and optimal path is analysed. this can be used to derive better approximate algorithms for solving trust region subproblems

    本文描述了信賴域方法最優曲線在二維子空間內投影的幾個性質，分析了幾種信賴域折線法與該投影的關系，為推導更好的求解信賴域子問題的折線近似提供理論依據
  19. Layout input pole length ' s locus when the mechanism follows kadang movement in two ways. one is multinomial curve locus and the other is linearity intermixed by parabola curve locus. we study the displacement > velocity and acceleration curve consulting time under variety velocity characters, and get the best curve and the best velocity character, which will have a very important significance for kadang movement ' s input control of this mechanism

    對卡當運動輸入桿件的伸長進行了軌跡規劃，採用了多項式與混有拋物線的線性函數作為規劃軌跡，研究了不同速度參數條件下的位移、速度、加速度的時間變化曲線，給出了最優曲線和最優速度，這對于機構卡當運動輸入控制的實現和優化具有重要意義。
  20. Secondly, this paper set up the diffusion model of innovation incorporating price, advertising and distribution, and given the optimal diffusion equation and characterized qualitatively optimum price, advertising and distribution. furthermore, it studied the ratio relations among the advertising elasticity of demand and the price elasticity of demand and the distribution elasticity of demand. finally studied the influence of marketing mix variables to the technology diffusion

    然後建立了含商品定價、廣告費用和銷售費用等的技術創新擴散模型，給出了擴散最優方程和商品價格、廣告費用和銷售費用的最優曲線，進一步地，本文分析了廣告費用對需求的彈性、商品定價對需求的彈性以及銷售費用對需求的彈性之間的比例關系，探討了這些外部市場變量對創新擴散的影響。
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