效用曲線 的英文怎麼說

中文拼音 [xiàoyòngqūxiàn]
效用曲線 英文
utility curve
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 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...
  • 效用 : effectiveness; efficacy; efficiency; utility; usefulness; avail
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. In this paper, using the program ( epagpll ), the bored testing pile group of the chinese architecture science and research institute at luokou area are analysised. the comparisons among analytical results of four constitutive models of soil are made, and the deformation of piles and soil, the soil resistance of the piles, the friction beneath cap, the aclinic displacement of the ground soil before piles and the failure pattern of pile group are discussed in detail

    本文利用所編的程序，對上海地區豎向荷載作用下的單樁的流變效應進行了分析，並通過樁體位移?時間關系曲線，確定軟土地基上豎直受力樁的承載力，分析了豎直受力樁的最終沉降量的大小，並結合《上海地區地基基礎》地方規范就程序計算結果進行了對比。
  2. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    因此，對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此，本文從測井地質的角度，針對當前裂縫性儲層測井地質解釋與評價的現狀，在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上，利用分形分維方法和技術，通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ （ fa ）與m指數的理論推導，根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜，則其分維值d _ （ fa ）越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵，提出了改進的基於盒維數的測井曲線網格覆蓋法，編程計算了裂縫性儲層段常規測井曲線（如聲波和電阻率曲線）上分形分維值及其m指數值，進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究，效果十分理想： 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪，採用儲層分維值分類技術統計分析這些參數變化的規律，並結合qx油田l區塊儲層類型經驗判別圖版，從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  3. The gravity analysis is carried out especially for the synthetic fused silica and calcium fluoride used in 193nm lithographic objective as well as the optical elements with structural sizes of ( 200mm ~ ( 300mm. large numbers of analysis data for surface shape error are obtained by using algor finite element analysis software. then these data are plotted into curves and comparison analysis will be carried out, finally the measures and schemes for reducing gravity deformation are proposed

    因此，本論文重點對大口徑光學系統在高精度光學鏡頭裝校中，因重力變形進行了詳細的分析研究，特別針對193nm光刻物鏡系統所使用的材料sytheticfusedsilica和caleiumfluoride以及用到的結構尺寸200mm ~ 300mm光學零件進行了重力變形分析，使用algor有限元分析軟體獲得了大量的面形誤差分析數據，然後將這些數據繪成曲線進行對比分析，最後提出了減小重力變形的措施與方案，並進行了實驗，驗證了分析結果是正確的，減小重力變形的方法是有效的。
  4. The first part is introduction, presenting this paper ' s structure, research background and so on ; the second part introduces some issues relating closely to risk, the tangency point between indifference utility curve and efficient frontier is the optimal portfolio ; the third part explores risk evaluation, this part begins with some risk factors affecting security ' s price and return, then analyzes the methods evaluating degree of risk, finally, introduces a more popular method of risk evaluation - - var ; the forth part expounds risk management, this part studies some risk control strategies correspond to specific risk mentioned above ; the last part put forward some advice contrapose issues existed in risk management in china

    第一部分為緒論，介紹本文的相關背景；第二部分是與風險相關的幾個問題，等效用曲線與有效邊界的切點是投資者選擇的最佳投資組合；第三部分是風險衡量，該部分首先分析了證券與股票所面臨的風險，然後對債券和股票分別介紹，最後介紹了目前比較流行的風險衡量方法? ? var方法；第四部分為企業風險管理，這里針對上文所述的風險提出相應的風險控制策略；第五部分針對目前我國風險管理中存在的問題提出了幾點建議。
  5. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法，並考慮擴底樁的「拱效應」特點引入了有效樁長的概念，最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析，得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例；本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  6. Presents the energy saving principle of a frequency - controlled pump and points out the applicability of the law of similitude for centrifugal pumps and the conception of constant efficiency curves

    摘要闡述了循環水泵變頻調速的節能原理，提出離心水泵相似定律的適用性和等效率曲線概念。
  7. To select a cylindrical plane cathode ; to design proper focus electrodes in order to control the formation of beam in methods of solving equations, electrobath and simulation aided by computer. to correct effects of anode hole and work out curves of designing guns ; to discuss plasma cathode guns at last

    選用圓形平面陰極;設計恰當的聚束極形狀以控制電子束的成形，並使用解析法、電解槽法和數值方法三種方法進行設計;考慮陽孔效應對電子束傳輸的影響，修正陽孔效應，給出電子槍設計曲線;最後討論一下等離子體陰極電子槍。
  8. Based on total stress index of property of statics and dynamics of dam body and dam base materials which obtained from test, utilizing duncan - chang hyperbola model and equipollence linearity model to analysis static state and dynamic stress state affected by earthquake of hada mountain dam body and dam base

    根據試驗得到的壩體和壩基材料的靜動力學性質的總應力指標，計算中採用duncan ? chang雙曲線模型和等效線性模型，分析了哈達山壩體和壩基的靜應力狀態以及它們在地震作用下的動應力狀態。
  9. In course of auto - focusing, the paper takes the sum of the square of gray difference as focal distance evaluation function to decided that image is in focus or not quickly and put forward an effective auto - focus searching way based on threshold value and curve fitting. these improve speed and precision of auto - focusing

    在自動聚焦過程中，論文採用了圖象的灰度差分的絕對值之和的平方作為焦距評價函數，解決了是否正確聚焦的快速判斷問題；採用了一種行之有效的基於閾值和曲線擬合的自動聚焦搜索方式，使聚焦速度和精度都得到了很大的提高。
  10. Function test and calibration self - heterodyne curve for direction finder on sea trial

    航行試驗中測向儀效用試驗及自差曲線校正。
  11. In addition, the trajectories of oil droplets entering the hydrocyclone were computed by using the particle obit model. thereby the separation efficiency of the hydrocyclone can be obtained

    另外，本文用顆粒軌道模型計算了進入水力旋流器的油滴顆粒運動軌跡，在此基礎上，得出了水力旋流器的分離效率曲線。
  12. Some effective measures were presented to solve bigger prestress loss of mid span in overlong frame and it is suggested that prestressed reinforcement with curve linetype should be adopted in slabs if possible

    在次梁與板中為有效利用無粘結預應力筋，建議在板厚許可的情況下盡量採用曲線形預應力筋。
  13. The paper proposes that the damage surface adopt curvilinear slip - surface, based on analyzing several normal models of soil pressure, and a new method of calculation soil pressure of brace structure of deep foundation - pit is derivated based on prandtl theory under this assumption. moreover contrasting against computational method of the classics soil pressure, better effect is acquired in the actual application

    本文在對幾種常用的土壓力模型進行分析比較的基礎上，提出了採用曲線滑動面作為破壞面，並在此假設下根據普朗特爾理論推導出一種計算深基坑支護結構中土壓力的新方法，並與經典土壓力計算方法作了比較，在實際應用中也取得了較好的效果。
  14. In chapter five, we discuss the empirical analysis of the effect of the block shareholder change using the data from 1999 to 2002

    在模型的構建中，探討了模型的基本假設、公司收益規模約束和控股股東與小股東的效用曲線。
  15. Based on its application, the efficiency and of the convertor is ploted as well as the output voltage with different loads

    另外還結合實際應用，對其效率曲線和負載曲線進行了擬合。
  16. After the si photodiode was calibrated by synchrotron radiation, we can get the quantum efficiency of 5 to 50 nm bandwidth which made a transfer standard to spectrum measurement system

    Si光二極體用同步輻射標定后，得到了5 50nm波段的量子效率曲線，函蓋實際實驗使用的8 30nm波段，使光譜測量系統的標定有了一個傳遞標準。
  17. This method connects the discrete points processed in the level set method to form a smooth curve, thus transforms the discrete problem to continuous one. constraint entry is added to the curve according to the actual demand, and satisfactory result is obtained in experiments. the results show that the algorithm is effective in the actual applications

    基於鏈碼的水平集方法把原先水平集方法中處理的離散點，利用鏈碼易於表示曲線的特點，連接成一條光滑的曲線，這樣就把離散問題轉化為連續問題，利用曲線的連續性和光滑性，根據實際問題的需要，對曲線加入外部約束項控制，在實驗中獲得了滿意的結果，在實際應用中達到了預期的效果。
  18. The paper studies the smoothness and fairness of nurbs curves and surfaces, gives a practical and efficient global fairing method of nurbs curves, then introduces the criterion of minimum energy to deal with the smoothness of nurbs surfaces

    討論了nurbs曲線、曲面的光順問題。提出了一種實用、有效的曲線整體光順方法，引入薄板應變能準則對nurbs曲面進行光順。
  19. As a result, the curves of c3 and c4 continuity can be generated, and the shape of the curves can be adjusted by the parameters x. the quadratic non - uniform b - spline curves are further extended and the continuity of curves is improved in this paper ; with a local shape parameter in each piecewise curve, the shape of the curves can be controlled effectively ; moreover, cusps of curves can be generated conveniently on the curves while using multiple knots

    對二次非均勻b樣條作了進一步擴展，提高了曲線的連續性；曲線的每一段上都有一個局部控制參數，利用它們可以更有效的控制曲線的形狀；同時，利用曲線的重節點可以很方便的在曲線上構造尖點。作為b樣條擴展曲線的應用，作者將上面構造的各次調配函數應用到三次- b樣條插值曲線上，得到下述結果。
  20. The author also studied ugii, interface statements and internal functions, after a development by using visual c + + 、 ug / open api, inherit functions of ugii, the functions of curve smooth, surface smooth and surfaces combination. after the tests in motorcycle reverse engineering, 1 ) the bad points can be deleted by using curve smoothing function, so the curve become more smooth

    二次開發的功能在某摩托車型的反求過程中的應用，取得了良好的效果： 1 ）曲線中的壞點可以通過調用曲線光順的模塊而得到修改，曲線的光順性大大改觀。
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