數學函數對象 的英文怎麼說

中文拼音 [shǔxuéhánshǔduìxiàng]
數學函數對象 英文
math
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 數學 : mathematics
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. In order to fully refect the geo - tech basic mechanics behaviors and to rationally explain the strain localization, this paper establishes the theory framework of gradient - dependent plastic model based on the theory framework of gradient - dependent plastic mechanics and in considering the plastic strain ' s gradient - dependence in double yield function, offers a kind of possible concrete pattern of the generalized plastic gradient model and analyzes each parameter of the model, particularly with the physical sense of " localized parameters " and the elements producing possible effect upon the model

    為了較全面地反映巖土的基本力學性質，同時合理解釋應變局部化現象，本文基於廣義塑性力學的理論框架，在雙重屈服函數中考慮了塑性應變的梯度依賴，建立了廣義塑性梯度模型的理論框架，並給出了廣義塑性梯度模型的一種可能的具體形式，分析了該模型的各個模型參數，尤其是其中的「局部化參數」的物理意義和可能對其產生影響的因素。
  2. Rs theory was proposed by pawlak in 1982. the focus of rs theory is on the ambiguity caused by limited discernibility of objects in domain of discourse. fuzzy set theory was proposed by zadeh in 1965 and hinges on the notion of a membership function on the domain of discourse, assigning to each object a grade of belongingness in order to represent an imprecise concept. the combination of fuzzy sets and rough sets are a new study and is very value in fact

    粗糙集理論是波蘭數學家z . pawlak於1982年提出來的兩種處理不確定和不精確數據的理論，是通過等價關系來研究對象之間的不可分辨關系;模糊集理論是美國控制論專家zadeh於1965年提出的一種處理非精確的現象的數學工具，是利用集合的特徵函數來處理邊界的不可定義性，在模糊集合中並沒有應用對象之間不可分辨性的概念。
  3. Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,

    具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象，在闡述了曝氣過程式控制制參數選取可行性的基礎上，建立了以溶解氧濃度do和活性污泥排放量qw為控制變量，以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論，在現有關于污水處理最優控制問題研究的基礎上，建立了有約束條件多變量能耗最小數學模型，該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件，曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化，並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元，應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解，並進行模擬實驗驗證。
  4. For example, the geometric effect and vignetting are simulated with the synthetic method in which they are modeled with ray tracing and then simulated with pixel - based processing. the effects of detector noise on imaging are simulated with the three - dimension model. the theory of pixel transfer function is extended and developed, and microscanned images of four patterns are simulated with good results

    本文具有如下幾個突出特點：用光線追跡法分析建模，而用基於象素處理的綜合方法，模擬了光學系統中的幾何效應和漸暈現象；利用三維噪聲模型，模擬了探測器噪聲對圖像質量的影響；對象素傳遞函數理論進行了擴展和延伸，給出四種工作模式的微掃描成像系統的象素傳遞函數的具體數學表達式，並利用這些表達式模擬了探測器的空間效應和微掃描成像的圖像效果。
  5. This paper is based on the ocean science exploring ship of ocean 1. beyond the work of analysis of ordinary dynamic positioning ( dp ) fuzzy controller, research on auto area keeping when inputs contain errors that ca n ' t be neglected, energy as index function, is probed into

    本文以「大洋一號」海洋科學考察船為對象，在研究了「大洋一號」的普通動力定位模糊控制系統的基礎上，以能量為評估函數，對輸入中包含誤差情況下的自動區域保持控制方法進行了有益的探討。
  6. First, it applies fuzzy logical in the abstract and non - linear dealing ability ; second, it applies neural net in the self - study and any functions approaching ability ? through combining above two ability, it can find a best p i d non - linear controlling regularity and achieve controlling on line of the unknown subject etco therefore, it not only can strengthen robust and intelligence of the system, but also make design simple and easily be requiredo in addition, the thesis also does many works on procedure of upper - computer and basic - controller and the whole system designed can be put into work immediately

    根據啤酒發酵過程具有大慣性、時滯和非線性等特點，本論文還提出一種基於神經網路的模糊自適應pid控制方案，它一方面利用模糊邏輯的「概念」抽象能力和非線性處理能力，另一方面利用神經網路的自學習能力和任意函數的逼近能力，通過兩者的有機結合尋找一個最佳的p 、 i 、 d非線性組合控制規律，以實現對未知對象進行在線控制，並具備適應控制環境變化的能力和自學習能力等。
  7. Fluorescence power transfer function, three - dimensional point spread function ( 3d - psf ) and three - dimensional optical transfer function ( sd - otf ) for the various fluorescent wavelength of the two kinds of fluorescence confocal scanning microscopy are calculated in this paper by using fourier imaging theory. the results show that the fluorescent wavelength has influence on imaging property of confocal microscopy such as spatial cut - off frequency, resolution and 3d - otf. there is a different missing - cone in the 3 - d space of otf when the ratio of excitation wavelength to fluorescent wavelength decreases

    本文在sheppard和gumin等人的理論基礎上，利用fourier光學成像理論，討論了不同熒光波長對單光子和雙光子共焦顯微鏡成像特性的影響，導出了單光子和雙光子共焦顯微鏡的熒光功率傳輸函數、三維脈沖響應函數和三維光學傳遞函數，得到了它們在不同激發波長與熒光波長比值時具體的表達式，並且通過數值計算，得到了它們的曲線圖，結果表明：隨著激發波長與熒光波長比值的增加，焦斑的橫向分佈和縱向分佈變窄，橫向解析度和縱向解析度提高，系統的成像效果變好，當激發波長與熒光波長的比值下降到一定程度時，可以看到不同程度的失錐現象。
  8. This dissertation firstly discusses the basic structure of trailing suction hopper dredgers, then establishes the mathematical model of dynamic process of trailing suction hopper dredgers and the model of compensator of wind and wave, develops a set of real time simulation software using oop visual c + +, mfc, delphi and activex component technology, and simulates the different dynamic characters for different working situations

    本文從討論耙吸式挖泥船基本結構和基本工作過程著手，建立了耙吸式挖泥船疏浚系統的數學模型，採用面向對象的visualc + + 、 mfc圖形函數、 delphi和activex控制項技術，開發了一套實時模擬軟體，模擬了不同疏浚工況下的動態特性。
  9. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電光應用試驗表明：用離子交換法製作的電光波導，其離子交換濃度、折射率變化符合餘弦誤差函數，光學均勻性以及器件的溫度穩定性較好；製作的強度調制電光開關，消光比為150 ： 1 ，對1064nm激光的插入損耗為2 . 5 ；製作的電光調制器用於激光脈沖整形試驗，從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖，該電光開關經過長達三年多的使用，沒有出現晶體變黑現象，說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。
  10. The conclusion of this authentic proof research ai. - enlightenment : ( 1 ) in the suitable environment that the substance of the cai in mathematics teaching is student at the modern technology of utilization founded, in the supervising down of first cognition of mathematics, by way of self explores, the mathematics cognition activity of the establishment mentality idea correctly ; ( 2 ) found suitable teaching and the study environment, that is the key of cai gaining success, and reasonably uses the computer medium can help student ' s establishment correctly proper mentality idea ; ( 3 ) how to reasonably scientifically solve the different of man and women in cai is a main obstacle that all students must face the cai ; ( 4 ) the keys which good effect will be gained in the cai are : teacher will change the concept and be brave in exploring in the practice ; the conception which takes students as the center and draw on it to direct the using of education technology

    為此，本實驗先選取桂林中學高一四個班作為實驗和調查對象，採取四種不同的教學模式（講授法、 cai法、自主cai 、幾何畫板法）進行「二次函數在給定區間上的最值」內容的教學，然後對測試和調查結果進行分析，揭示課堂教學中計算機輔助教學的學習心理機制；二是學生應用計算機進行探究性學習的認知心理機制的研究。通過對學生歷時一個半月的自主學習的觀察及最終測試的分析，探索計算機的應用對學生認知心理的影響。本研究的結論與啟示： （ 1 ）計算機輔助數學教學的實質是學生在利用現代技術創設的一個合適環境中，通過自己的探索，建立正確的心理表象的數學認知活動。
  11. Using the canonical variable representation ( x, p ), the light - damping oscillator is discussed by the corrected time - dependent perturbation methods of dirac, it is turned out that the energy levels have shift and breadth, and the wave function decaying with time exponentially

    採用正則變數（ x ， p ）表象討論輕阻尼振子，並對量子力學含時微擾的狄拉克方法加以修改，得出量子能級有位移和寬度，以及波函數出現隨時間指數衰減的行為
  12. Existent automatic grading model of programs can not deal with the programs with structural body. in this paper, we study the syntax and concept of structural body based on an existed model, and improve the original model in the following aspects : increasing the middle representation form of structural body in analysis of morphology and syntax and system dependence graph and abstract syntax tree, adding standardization rules, mainly including type definition, nesting structure, initialization, function invocation, renaming and sequence of program sentence, besides standardization rules of bit operation and program with enumeration, enhancing the function of inspecting syntax error and improving matching strategies

    本文在原有的編程題自動評分模型的基礎上，對結構體的語法結構和實現原理進行研究，並在以下幾個方面完善原有模型:在詞法和語法分析、程序的系統依賴圖建立和抽象語法樹生成三個方面增加結構體類型的中間表示形式;擴充程序的標準化規則，主要包括類型定義標準化、結構體嵌套結構標準化、結構體初始化的標準化、結構體作為函數參數時函數調用標準化、結構體變量名稱標準化、結構體語句排列順序標準化等等;另外，還增加了位運算標準化、枚舉標準化以及文件的處理;增強學生程序中語法錯誤的檢測和改進程序匹配策略。
  13. Through chaos optimization method embedded into the genetic algorithm. the algorithm with the combination the advantages of the genetic algorithm and chaos optimization method which need not the optimal problem function ' s differential and promote the ability of the genetic algorithm ' s locally meticulous search can be obtained with the faster convergence and the greater probability for the global solution. a chaotic sequence is inserted into the search procedure of genetic algorithm, which can overcome premature of the search by genetic algorithm and the speed of convergence is faster than standard genetic algorithm

    對遺傳演算法進行了理論分析，並且研究了遺傳演算法的設計與實現；利用混沌優化方法不依賴于梯度信息的性質，將其與遺傳演算法相結合，提出了一種求解連續不可微函數優化問題的混合遺傳演算法；基於對于符號動力系統的研究，利用混沌序列的遍歷性，將混沌序列引入遺傳演算法中，提出一種嵌入哈爾濱工程大學博土學位論文一混飩序列的遺傳演算法，該演算法有效地克服了標準遺傳演算法中的早熟現象，並且具有更快的收斂速度。 」
  14. In this method, we compared the effect on discriminating near - native structures of different scoring functions, energy minimization ( em ) and molecule dynamics ( md )

    比較了不同的能量打分函數、能量優化（ em ）以及分子動力學（ md ）模擬方法對區分近天然構象的作用。
  15. But indeed a good many of problem exist in the present situationof the management. according to this, this paper use the object of the borer. according to the reliability theory established the failure tree of borer system, calculated the reliability parameter of the system and every components. processed the instantaneous reliability analysis of the borer. received the eliability function of the components. based on this, established the maintain and management modeland ecnomye stimate model. and worked out the internet applications, improved the management efficiency of the employed facility, economized the devotion. the maintain and management of the borer achieved to the scientific and comunication, improved the management efficiency, possess great value of application

    針對這種情況，本文以石油鉆機為研究對象，利用可靠度理論，確立了石油鉆機的故障樹，計算了系統及各基本部件的可靠性參數，對鉆機系統進行了瞬時可靠度分析，同時，確定了石油鉆機系統的可靠度指標，得到了石油鉆機各基本部件的可靠度函數，根據可靠度函數建立了以可靠度為準則的維修管理及經濟評價模型，並編制了相應的應用軟體，提高了現場設備管理的效率，節約了經濟投入，使石油鉆機系統的維修管理達到了科學化、信息化的水平，提高了管理效率，具有較高的應用價值。
  16. Among these a three - phase voltage - style pwm rectifier is selected, and voltage space vector pwm is employed. and its principle, mathematics models and the selection of control parameters are studied in details. in addition to, a fast algorithm for space vector pwm, the method of decomposition matrix proposed in this paper can simplify the calculation process and with which we may omit the triangular function tables

    分析總結了現有的三相整流電路拓撲及其控制策略，選擇以三相電壓型pwm整流器為研究對象，並採用電壓空間矢量pwm控制策略；分析研究了整流器的工作原理，建立了數學模型；研究了控制方法及其參數設計；提出了電壓空間矢量的pwm快速演算法，不需要三角函數表，由dsp實時計算得到精確的工作矢量及零矢量的作用時間。
  17. In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given

    從光路、光學元件的自行設計到理論分析計算，初步建立了一臺實驗系統；採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量，並模擬了相關參數對展寬比的影響，對實驗具有指導意義；評價了再生放大器和多通放大器的優缺點，對放大過程中通常忽略的放大自發輻射現象（ ase ）進行了分析，並提出了相應的解決方法；針對放大過程中出現的增益窄化和增益飽和現象，對輸入種子脈沖提出了一種新的分段頻率調制函數，實現了對增益窄化效應和增益飽和效應的共同抑制；提出了系統的材料（包括放大介質和光路中的普通介質）正是融合高階色散的來源。
  18. A flight trajectory math model of an assumed cruise aircraft is built according to a simple blue print of the flight control system, with the foundation of a particular analysis of its kinematics and dynamics. a linear light - disturbed minor - cycled movement model and the transform function models are got through some simplifications

    本文以某個虛構的巡航式飛行器的飛行控制系統為研究對象，首先討論了一個簡單的總體方案，然後根據此方案，在詳細分析此飛行器運動學與動力學的基礎上，建立了飛行器飛行模擬數學模型，並在允許的條件下進行簡化得出了此飛行器線性化小擾動短周期運動模型與傳遞函數模擬模型。
  19. Taking two protein complexes, we performed md simulations on their candidate structures. according to the variations of the mean square deviation ( msd ) of the structures in md trajectories relative to the initial structures, the false structures can be excluded

    以兩種蛋白質復合物為例，對其候選結構進行md模擬，根據md軌跡中構象相對于初始北京工業大學工學碩士學位論文摘要一構象的平方平均偏差（ msd ）隨時間的變化來輔助打分函數排除錯誤構象，得到了較好的結果。
  20. Secondly, on the premise of the principle of minimum cost and serving object and planning aim of logistics distribution network in a city, the paper analyses systemicly all the factors on total cost, establishes arithemetic model, calculates with ristricted function method, then gets the initial distribution network. thirdly, the aticle evaluates and revises the results calculated from the foregoing madel with delphi method and secondary comparative model, thus gets ulteriorly optimized distribution network. at last, the importance of constructing logistics information platform is put forward, at the same time the flatform ' s requirment, function formation and running mechanism are analysed synthetically

    本文首先分析了我國與國外物流發展的差距與異同，並根據我國物流業發展的客觀環境，提出了市域物流配送網路規劃的概念以及開展此項工作的重要性和迫切性；其次在最小成本原則和明確市域物流配送網路服務對象與規劃目標的前提下，對影響總成本的各項因素進行系統分析，從而建立基於最小成本的數學模型，並採用制約函數法對所建模型進行求解，得到最初的配送網路；再次由德爾菲法和二次比選模型對模型求解結果分別進行初次和二次評估修正，從而得到進一步優化的配送網路；最後提出建設市域物流信息平臺的重要性，並對其需求、功能組成及運行機制進行了綜合分析。
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