近似成本 的英文怎麼說

中文拼音 [jìnsìchéngběn]
近似成本 英文
approximate cost
  • 近 : Ⅰ形容詞1 （空間或時間距離短） near; close 2 （接近） approaching; approximately; close to 3 （親...
  • 成 : Ⅰ動詞1 （完成; 成功） accomplish; succeed 2 （成為; 變為） become; turn into 3 （成全） help comp...
  • 本 : i 名詞1 （草木的莖或根）stem or root of plants 2 （事物的根源）foundation; origin; basis 3 （本錢...
  • 近似 : approximate; similar; approach; approximation; roughness; propinquity
  1. Textual research proves it feasible to slice directly on 3 - d models and abnegate stl format file that is usually used in all kinds of rapid prototyping machine, it has a significantly practical value

    經過本文的研究證明了通過對三維cad模型直接進行切片處理，舍棄了stl格式文件這一目前各類激光快速成形機上通用的模型近似處理環節是完全可行的，並具有重要的實用價值。
  2. The likes of netfish iona, documentum, sun, bea, commerce one, fujitsu, kildara, and bowstreet got together with their ebxml prototypes written in perl, python, c, or java and demonstrated their ability to send messages transparently to each other s software, including demonstrations of intermediary systems

    包括與實體有關的建模和統一建模過程（ unified modeling process ）在內的用於應用程序開發的所有公共方法所期望的是實現，而不是退回到構成近似於實現的問題空間的基本概念。
  3. This paper adopts an adaptive learning algorithm based on hierarchy clustering to update user profile, which continuously abstract the cancroids of one class of optimum information from the feedback flow of system, which effectively shield the learning process from plenty of feedback noises produced by distorted threshold and sparseness of initial information, which also can imitate artificial feedback approximately to perfect the intelligence of adaptive learning mechanism

    摘要本文採用一種基於層次聚類的自適應學習策略，從系統反饋的信息流中，動態提取一類最優信息的質心更新用戶模型，有效屏蔽了閾值失真和初始信息稀疏造成的大量反饋噪聲，並且能夠近似模仿人工反饋，完善自適應學習機制的智能性。
  4. The time - frequency curve of stern scatterer is analyzed. furthermore, high quality images are obtained by identifying the regions which are uniform in frequency. chapter 4 exposits the method of optimal time selection for ship isar imaging in detail

    本章分析了船尾處特顯點的時頻分佈曲線，並選擇了時頻曲線中頻率近似不變的時間段得到艦船圖像，其成像質量有了較大的提高。
  5. Since your design is in turquoise ground colour which is rather expensive, we have to use the reactive dyes for making similar colour as a substitute

    由於貴方花樣是太青底色，成本較高，我們不得不採用活性染料做近似色來代替。
  6. This dissertation emphasizes on the creation of image space, the author present a display system in which screen moves with a sinusoidal velocity profile to create image space. this paper uses linear approximation to make the system display homogeneous graphic and analyzes worst - case positional error due to linear approximation

    本論文重點分析了顯示單元中成像空間的構造，提出屏幕按正弦曲線運動的方式來構造成像空間，用線性近似的方法得到均勻的圖像，並分析了由於線性近似帶來的最大屏幕位置誤差。
  7. But much of that jump is thanks to a sharp rise in the cost of housing ( which makes up almost 40 % of core cpi ), particularly the category of “ owners ' equivalent rent ” which estimates the cost of living in a house by looking at rents charged on similar properties

    但是，此次上漲大多歸因於迅猛上漲的房屋成本（組成了將近40 %的cpi ） ，特別應該歸咎于「業主等價租金」的上漲上，這種租金使家庭的生活成本能夠通過觀察相似財產的租賃費用來衡量。
  8. In proc. the acm sigplan 01 conf. programming language design and implementation, snowbird, utah, united states, june 2001, pp. 168 - 179

    我們在本文中提出的新的文件配置技巧可以把軟硬體的能力集成，實現近似零開銷的文件配置。
  9. Secondly, the paper introduces the awgn channel model and the implementation of this channel model, for the deep space communication channel is awgn channel

    考慮到深空通道近似為awgn通道，所以本文的ra碼和ara碼的模擬是在awgn通道下完成的。
  10. A chirp scaling algorithm for airborne bistatic sar is proposed, which is suitable for the flight configuration that transmitter and receiver follow parallel path with equal velocity in broadside looking mode. airborne bistatic sar echoed signal model of this particular flightpaths is derived. the model is converted into the range doppler space and is mapped from double range variables to single range variable domain

    本文建立了這種特殊飛行模式下雙基地sar的回波信號模型，推導了它在距離多普勒域的表達式，解決了信號模型從雙距離變量域向單距離變量域轉化的問題，並推導了cs因子的線性近似表達式，分析了演算法中各種近似造成的誤差。
  11. For this, the paper combines some thoughts such as role, agent, and service. it also proposes the developing framework of a role - based collaborative software with the object - oriented model technology and imitatively realizes the interacting and cooperating process of the members in developing activities. firstly, to overcome the difficulty of members ’ fuzzy realism to roles, this paper organizes supplying and requiring servvice set, bridges the reflecting relationship between roles and services and realizes the clear definition and dynamic transformation of roles through modifying service set and service - role registered table

    為此本文結合角色、 agent 、服務等思想，利用面向對象建模技術提出一種基於角色的協同軟體開發框架，主要工作有:首先針對成員在開發過程中對角色認識模糊的困難，本文為角色組織了供給和需求兩組服務，建立了角色與服務之間的映射關系，通過修改服務集和服務-角色登記表，實現了角色的清晰定義和動態修改，與傳統方法相比，清晰角色有利於成員明確自身所承擔的職責和擁有的權限;同時為簡易成員查找角色的復雜過程，提出一種靈活的角色查找方法，利用角色匹配矩陣和角色推薦演算法，匹配出符合成員要求的一組近似角色，降低了角色查找的難度。
  12. The design tools of isight such as integration, design of experiment, approximation and optimization are applied to develop the design and optimization software for airfoils of wing - in - ground air vehicle

    本文應用多學科優化軟體isight的過程集成、試驗設計、近似模型、優化演算法等功能開發了地效飛行器翼型優化設計軟體。
  13. The near and far field properties of line current of arbitrary shape is demonstrated in this example

    本例以赫芝電偶極電磁場合成之近似結果，驗證偶極天線遠場及近場之特性。
  14. Lunar surface can be regarded approximately as two - layered medium composed of lunar soil and lunar rock. therefore, in this paper, two - layered medium is mainly discussed

    月球表層可近似視為由月壤和月巖組成的雙層結構，因此，本文主要針對雙層媒質進行討論。
  15. The quantum dots are considered as pyramid shape approximately, therefore the dittraction of dots is considered as diffraction from triangle. the transverse period is obtained using the transform of fourier. the trustiness of this modal is showed through comparing with the result come from triple - axis diffraction formula and result of stm

    將量于點近似看成金字塔狀，從而量于點的衍射可以看成三角形衍射，利用三角型的傅立葉變換，求得量于點的橫向周訕，與三9m力射結果及盯m求得量于點的橫向周期一致，說明本模型的可靠性。
  16. Paper aims at the theory problem of exact celerity machining design which is realized urgently in special shaped products, solves mathematics model of similar forming plastic stream, recurring to modern conformal mapping fruit, builds die mathematics model and optimized function equation of arc square product in precision extruding / drawing, establishes theory model for precision celerity shaped die of cad / cam integrative constitution

    摘要本文針對亟待實現的擠壓（拔制）異型材模具精密快速加工設計理論課題，藉助于近代共形映射理論研究成果，求解了異型材擠壓（拔制）模具相似成形塑性流動的數學模型，建立了圓角方型材精密擠壓（拔制）模具模腔數學模型及其優化函數方程，建立了為實現模腔精密快速的cad / cam一體化的理論模型。
  17. While putting rough set theory into practice, this thesis pays attention to setting - up the proper data structure. in order to improve the data utilization ratio and promote rule quality, this thesis puts forward the method of " divide equally and examine each other this thesis bring forward the method of dynamic reduce to overcome data noise and confirm the best reduction finally with the help of rosetta tool software we apply the above concept and method to reality, and succeeded in obtaining the optimum rule for the expert system of production scheduling in daye iron ore mine, wuhan iron and steel company

    由於標準粗糙集模型對數據噪音高度敏感以及工程應用中數據噪音引入的不可避免性，標準粗糙集模型在實際應用中存在一系列問題，為克服數據噪音以及規則泛化的需要，本文採用變精度模型，由此模型引入近似約簡方法。本文在將粗糙集理論及變精度粗糙集模型應用於實際的同時，注重研究了適當數據結構的建立。為提高數據利用率，提升規則生成的質量，提出了平分互測規則集泛化能力考核方法。
  18. A popular solution toimprove the speed and scalability of the association rule mining is todo the algorithm on a random sample instead of the entire database. buthow to effectively define and efficiently estimate the degree of errorwith respect to the outcome of the algorithm, and how to determine the samplesize needed are entangling researches until now. in this paper, an effective and efficient algorithm is given based on the pac probably approximate correct learning theory to measure and estimatesample error

    關聯規則挖掘作為數據挖掘的核心任務之一，由於其任務本身的復雜性通常需要多次整個掃描數據庫才能完成挖掘任務且頻繁模式可能產生組合爆炸，使得從原始的大規模數據集上抽取一部分樣本，在其上尋找用戶感興趣的近似規則成為目前提高演算法效率和可擴展性的一種簡單有效的現實可行方法之一。
  19. The water quality respond relation of input - output measurements are established by systematic theory in this paper. according to the peculiarity of hydrology and the necessity of water quality inverse problem the multi - parameter inverse problem model based on ordinary differential equation is developed. the existence and uniqueness of the solution of the ordinary differential equation about two parameters or multi - parameter are to be proved. the unstability depending on errors between monitoring data and interpolation approximate data are analyzed and demonstrated. cubic spline interpolation function, the least two multiply and positive rule method are conjoined for obtained solution of multi - parameter. the results from this algorithm indicats its efficient to the multi - parameter identification in water quality modeling

    本文應用系統理論，建立了水質多參數輸入輸出之間的響應關系；根據河流水文水質變化特點和參數反問題的需求，建立了水質常微分方程多參數反問題模型.根據常微分方程參數反問題的數學理論，作者給出了兩參數和多參數水質常微分方程反問題的解的存在性、唯一性的理論證明過程和結論；還針對水質現有監測資料的測驗誤差和插值近似計算誤差造成參數反問題的不穩定性，將三次樣條插值函數、超定方程最小二乘法和正則化演算法有機地結合使用，成功地給出了水質參數反問題的穩定化演算法.最後給出了應用計算結果
  20. The paper deduced the seal torque of the tri - eccentric butterfly valve and gave it a qualitative analysis. the results indicated : for the tri - eccentric butterfly valve with the same caliber, theseal torque would decrease with the butterfly disc thickness increasing ; the seal torque would increase with the radial eccentricity increasing ; however, the axis eccentricity effected on the seal torque minutely ; the seal torque would increase with the half cone angle increasing appreciably of the cone which the butterfly disc belonged to

    本文還對三偏心蝶閥的密封力矩作了推導並進行了定性的分析，結果表明，對于同一口徑的三偏心蝶閥，密封力矩與蝶板的厚度近似成反比；與徑向偏心距近似成正比，變化也很明顯；而軸向偏心距對密封力矩的影響不是很大；密封力矩隨著蝶板所在的圓錐半錐角的增大而有所增加。
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