離散數學理論 的英文怎麼說

中文拼音 [lísǎnshǔxuélǐlún]
離散數學理論 英文
theory of discrete mathematics
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  • 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...
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 論 : 論名詞（記錄孔子及其門徒的言行的「論語」） the analects of confucius
  • 離散 : dispersed; scattered about; separated from one another; spread; debunching; straggling; fringing;...
  • 數學 : mathematics
  • 理論 : theory
  1. The competition among those species like s. tsinyunensis, dryopteris erythrosora and veronicastrum stenostachyum etc., is intense in the communities, which may be one of the reasons why s. tsinyunensis is going to be endangered and with a very restricted distribution. the distribution patterns of the seven populations of s. tsinyunensis are clumped among the eight populations we studied, except population v of random distribution. the spatial pattern of 6 populations of s. tsinyunensis have high consistency with the negative binominal distribution, while another 2 populations, i. e., i and iii are poisson distributions

    6 ）縉雲黃芩各種群空間分佈格局基本呈聚集分佈，其中7個種群的分佈格局類型是聚集分佈，其聚集強度較高，另有一個種群為隨機分佈；其種群的離散分佈擬合結果也嚴格符合一定的數學模式，其中負二項分佈、 poisson分佈分別是該物種種群空間分佈的理論分佈模式，其中6個種群擬合出的結果是負二項分佈，種群i和種群m擬合出的結果是poisson分佈。
  2. Secondly the paper describes mathematically the steady index for container terminals based on the theory of queue networks and then deals with the events of the queue models of vessel arriving and leaving in this disperse system using the event scheduling method

    其次，論文以排隊網路理論，對集裝箱碼頭的一些穩態指標作了數學描述，最後利用事件調度法對集裝箱碼頭這一離散系統的船舶到、離港的排隊模型進行事件處理。
  3. But almost none studies analysis and design principle about quasiliquid device by the numbers. for providing theory guidance for quasiliquid device design and improving capability and reliability of quasiliquid fuzes, taking experience formula of loose object orifice flowage of loose object mechanics, this paper constitutes three type quasiliquid safety and arming device mathematics models by force analysis

    為了為引信準流體機構設計提供理論指導，提高準流體引信性能及其可靠性，本文以散體力學散粒體孔口流動經驗公式出發，結合典型準流體機構具體結構，通過受力分析，建立了離心力驅動、彈簧力驅動和離心力與彈簧力相結合驅動三種典型準流體延期解除保險機構地解除保險過程數學模型。
  4. Shortwave channel is time varying transmission channel. it has dispersion in frequency and time domains. this characteristics hinds the data transmi - ssion at high speed and the correction of received data. in this dissertation i have analyzed the statistic characteristic of shortwa - ve channel, established the model of shortwave channel and simulated the rayl eigh fading distribution. the technology of spreading spetrum has been proved that it has the capability for anti - multipath and discerning multipath

    在短波通信中，由於通道的時間色散和頻率色散，引起多徑展寬和多徑衰落，前者限制了數據的傳輸速率，後者造成短波數據通信中出現突發錯誤，為了解決多徑效應對短波通信的影響，本文所做工作如下：首先詳細分析了短波通道的統計特性，建立其數學模型；其次分析了擴頻通信的特點，從理論上證明擴頻技術不僅具有抗多徑干擾能力，而且具有分離多徑的能力；介紹了傳統的rake分集合併技術的特點。
  5. In the second part, firstly, the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present, based on the general propeller lifting - surface theory, potential flow theory and green theorem. then, theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present, based on the finite basic solution method, the unsteady vortex lattice method and hess - smith method

    在理論計算部分，本文首先基於常規螺旋槳升力面理論、勢流理論和格林定理建立了定常和非定常狀態下全方向推進器水動力性能計算的數學模型，然後利用有限基本解法、非定常渦格法和赫斯?史密斯方法對全方向推進器定常和非定常狀態下的數學模型進行了數值離散，接下來針對前面所設計的全方位推進器進行了數值預報。
  6. Using a combination method of the lifting surface theory and acoustic technique, the effects of different diameters, skews and rakes on the discrete noise of the propeller are studied by the numerical method and some useful results for engineering are presented in this paper

    利用升力面理論和聲學方法得到的離散譜噪聲的預報公式，對螺旋槳直徑、側斜、縱傾變化對離散譜噪聲的影響作了數值計算，並得到了工程上有實用意義的結果。
  7. Thirdly, it is supported by java technology. java language is not only a right programming language to build agent, but also it has some characters such as architecture neutral and higher safety, running java applet, program can increase the functions of the client, lighten the burden on the server, as well as can operate the client contents according to the privilege assigned, and in order to increase the safety of system. finally, in the thesis, by using the knowledge related probability and statistics, author puts forward a kind of method which can make the grade mark quantifying, and with this method, the problem which is how to get an accurate evaluation for the subjective test questions that learners answer in exam, is solved primely

    本文針對以上缺點，提出基於agent的個性化遠程教學系統，本系統中引入分散式人工智慧（ dai ）領域中的agent技術，在系統中構造一個學習者agent ，它隨時跟蹤學習者的學習過程，記錄其興趣、愛好等個性特徵，並適時地調整對其採用的教學策略，有效地解決了目前的系統智能性較低的缺點；其次，本系統採用xml技術來組織教學內容，改變了html中內容和形式捆綁在一起的缺點，使得內容和形式相分離，從而可以為太原理工大學碩士學位論文不同認知水平的學習者提供不同的教學內容，增強了交互功能;另外，本系統採用java技術， java語言不僅適合作為agent的開發語言，而且java語言具有平臺無關和安全性高的特點，通過運行javaapplet來增強客戶端的功能，減輕服務器端負擔，並且這些appiet根據客戶賦予的權限對客戶端內容進行操作，增加了安全性;最後，本文運用概率論與數理統計學中方法，提出一種把等級成績數量化的方法，很好地解決了對學習者考試中主觀題的準確評價問題，為實現個性化教學提供了一個較準確的依據。
  8. Using the numerical computation method to simulate the pure air flowing in the plasma generator and using zero dimension theory and continuous medium hypothesis to establish the mathematical model of the plasma generator and applying the curvilinear coordinate to disperse the space of the plasma generator, applying simplec method to solve the set of discredited equations

    應用數值計算的方法模擬了等離子發生器內部的純空氣流動，應用零維理論分析模型和連續介質假設建立了描述等離子發生器內部流動和傳熱的數學模型；採用貼體坐標系對等離子發生器的流場空間進行空間離散；採用simplec演算法來求解離散方程，獲得流場的數值解。
  9. The electromagnetic field theory and the variation method is applied to found the 2d mathematics model during the process of starting of the induction machine with compound cage rotor. the dispersion, element analyse and collectivity composing of time - variation field are given

    利用電磁場理論和變分法建立了復合籠條轉子感應電動機起動時二維電磁場的數學模型，給出了正弦時變場單元分析過程和離散格式以及最終的總體合成方程。
  10. The paper is theoretically based on modern network optimization, including graph theory, optimization, operation research, network management

    本文的理論基礎是現代網路優化理論，其中包括圖論、最優化方法、運籌學、離散數學及代數結構學。
  11. The numerical solutions show the integer - coded ga is effective. when number of the discrete value between representation for binary coding and in discrete list ca n ' t be corresponded by one - to - one, integer coding is predominant, and better solutions are achieved under the same parameters. in chapter 5, ga is applied to configuration optimization of truss with mixed variables and topology optimization of truss with singularity

    通過算例表明，整數編碼的遺傳演算法是有效的，而且在二進制編碼所能表示的離散值個數與變量的可選離散值數目不能一一對應大連理工大學博士學位論文一時，整數編碼顯示了它的優勢，在相同的控制參數下，能夠得到比二進制編碼更優的結果。
  12. The other way, theoretical analysis of weld tracking system with a leading sensor is stated, based on the analyzing of movement process of the tracking system, a loop control structure diagram is presented, the deuce vision feedback system is used and realized the repeated and automatic tracking in multiplayer seam and controlling of system of tracking and system of motion

    同時就傳感器超前檢測式焊縫自動跟蹤系統進行了深入的理論分析，在分析該系統跟蹤過程運動關系的基礎上，建立了系統的閉環控制關系圖，並提出了其系統數學離散控制結構簡化圖。採用兩點式視覺伺服反饋系統，實現機器人在多層多道焊接時的重復自動跟蹤以及跟蹤機構的控制和焊炬橫向調節機構的控制，並使之協調聯動，滿足焊接過程的要求。
  13. On the base of analysis of hydrologic geology from aquifer distribution, boundary conditions and dynamic characters etc. in the research area, the paper sums up the hydrologic geologic condition, builds up the conceptual model of groundwater resource evaluation and presents 2d calculation model, as well as numeric solution and computing flow chart. after introducing general solutions of mathematic models and implementation method of rectangular grid, the paper realizes the automatic technique of spatial dispersion rectangular grid of evaluation models based on gis. finally, the paper fulfills the integration of gis with groundwater resource evaluation models from gis - based basic management information, spatio - temporal dispersion of models, definition of subprogram and visual evaluation of parameters, as well as models simulation etc., and visualizes the results of evaluation models

    論文以地下水超采?地下水降落漏斗?地面沉降現象較為嚴重的常州、武進地區作為研究評價區域，在對評價區域的含水層分佈、邊界條件和動態特徵等水文地質條件分析的基礎上，概化了其水文地質條件，構建了相應的地下水資源評價概念模型與數學模型，並給出其數值解法和相應的計算流程；論文在介紹數學模型的兩種常用數值解法和模型空間離散的矩形網格生成技術的基礎上，實現了基於gis的評價模型空間離散矩形網格的自動生成；最後，論文從基於gis的評價模型基本信息管理、模型空間時間離散方法、子程序包與模型計算參數可視化賦值、模型的擬合等方面實現了gis與評價區域的地下水資源評價模型的集成，並將模型評價結果可視化。
  14. Based on the discrete mathematics and computer technology, a numerical simulation model is presented in this paper, and it can be used to deal with the wear process characterized by dynamic and non - linear systems, facilitating the above mentioned three difficulties, moreover, the high reality of the numerical simulation is emphasized, which increases the authenticity of the numerical simulation

    本文基於離散數學理論和計算機技術提出了一種數值模擬模型，可用於解決復雜動態非線性系統的磨損問題，為徹底解決上述三大難點創造了條件，並著重突出數值模擬的高真感性，增加了數值模擬模擬現實的真實性。
  15. 3 ) presentation and implementation of key - based relational schema reverse reconstruction algorithm ( krr ). based on discrete mathematics theory, a krr algorithm is proposed which can realize the transformation from relational schema to directed graph structure and get a good data preparation for the sequential schema mapping

    3 ）提出基於key的關系模式重構演算法以離散數學理論為基礎，對關系模式數學建模，通過提出基於key的關系模式重構演算法，將關系模式轉化為有向圖數據結構，為模式映射提供基礎。
  16. Since the development of the simplex method many people have contributed to the growth of linear programming by developing its mathematical theory, devising efficient computational methods and codes, exploring new applications, and by their use of linear programming as an aiding tool for solving more complex problems, for instance, discrete programs, nonlinear programs, combinatorial problems, stochastic programming problems, and problems of optimal control

    由於單純形的發展，很多人致力於線性規劃的進步，通過發展它的數學理論、設計高效的計算方法和規則、探索新的應用，以及把線性規劃的使用作為解決更復雜問題的輔助工具，比如，離散規劃，非線性規劃，組合問題，隨機規劃問題和最優控制問題。
  17. Based on the valuable experience of the predecessors and the present situation existing in the area of 3d modeling, this paper makes a research of the technical difficulties in mining designing - - the construction of mineral deposit model and the extraction of slices in any orientation, by making comprehensive use of many mathematical theories and methods, database and graphics processing technique and puts forward the theory of 3d modeling based on discrete algorithm

    鑒於此，本文借鑒系統工程的思想，結合前人研究工作中的寶貴經驗，針對目前三維建模領域的現狀以及存在的一些問題，綜合運用多種數學理論與方法、數據庫與圖形圖像處理技術，對礦山生產設計中的技術難點? ?礦床三維模型的建立與任意剖面圖的剖切進行了研究與嘗試，提出了基於離散演算法的三維建模原理和模型交互剖切技術。
  18. On the basis of chemical transfer theory, the transfer mechanism was studied for the process of adsorptive bubble separation and the mathematical model describing the axis diffusion in continuous foam column and basic equation about the rate of mass transfer are set up

    以化工傳遞理論為基礎，研究了吸附泡沫分離過程的傳質機理，建立描述該傳質過程速率的基本方程及軸向擴散連續泡沫分離塔數學模型。
  19. Apos theory relatively prevails abroad at present and it has already been widely used in many aspects, such as function concept, abstract algebra, dispersed mathematics, calculus

    目前apos理論在國外比較盛行，已經在函數概念、抽象代數、離散數學、微積分等多方面領域得到廣泛應用。
  20. Based on modeling and analyzing the discrete mathematic model of hydraulic turbine governor system, the edge equation of stable domain of the discrete control system is obtained. according to this equation, the stable domain is specified. compared with continuous system, the changing rules and characters of the discrete system are found, which provide the theoretic foundation for researching the control strategy and the parameter adjustment of discrete control system of the hydraulic turbine governor

    在建立水輪機調節系統離散數學模型的基礎上，通過分析，給出離散調節系統的穩定域邊界控制方程，通過穩定域繪制，比較離散與連續系統的差異，找出離散調節系統穩定域的變化規律和特點，從而為研究水輪機離散調節系統的控制策略及調節參數整定提供理論依據。
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