數學模擬技術 的英文怎麼說

中文拼音 [shǔxuéshù]
數學模擬技術 英文
mathematical modelling technique
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 名詞(技能; 本領) skill; ability; trick; technique
  • : 術名詞1. (技藝; 技術; 學術) art; skill; technique 2. (方法; 策略) method; tactics 3. (姓氏) a surname
  • 數學 : mathematics
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. This research work on bird striking has a long history and already got plentiful achievemellts in theories and experiments, howevef, still a long way no doubt waits to go for sophisticated research work on it more detailed to apply to airframe engineering quantitatively in combination wth the technical reformation of the birdstrike experimelltal system in our laboratory, this thesis deeply studies and analyses the numerica1 computation and simulation methods to birdstrike dynamic response problem based on finite - elemefit - method ( fem ) numerical emulation and modem large - scale scientfic computation software

    本文結合我公司鳥撞實驗體系改造項目,應用有限元值計算及現代大型科計算工具,對鳥體撞擊飛機風擋結構的動力響應問題進行了系統習與研究探討,初步掌握了科計算方法,獲得了計算的實踐經驗,為今後深入應用大型科計算手段進行撞擊類科問題的研究以及深入應用於工程實踐奠定了強有力的工作基礎。
  2. With the rapid development of economy in china, vehicle volume is increasing heavily. therefore, the consequent traffic problems of traffic congestion, traffic accidents and environment pollution become a headache of city managers. intersection as the hinge of city traffic system, vehicles, pedestrians and bicycles join together in the intersection

    本文依託國家自然科基金重點項目《城市路網動態交通管理與控制關鍵理論及其研究》和國家自然科基金項目《混合交通中的機非沖突機理與基本參研究》 ,對平面交叉口轉彎車流交通組織優化方法進行了研究。
  3. They were technology paradigm shifting from analog signals to digital signals in xihu electronic co. and the shifting from dynamic frequency to fixed frequency of air condition manufacturing in haixin co. at last, by the combination of efa ( exploratory factor analysis ) and cfa ( confirmative factor analysis ) method we proposed and approved the interaction among learning, unlearning and innovationess

    通過研究西湖電子從轉變一以推動為主導的範式轉變和海信集團以市場拉動為主導的範式轉變,生產變頻空調的案例說明組織在範式轉變時期的組織式。
  4. Secondly, the artificial neural networks and mixed evolutionary computation are employed into the mathematical simulation of complex geological structure, and with gis and visualization technique, the method of geological digital 3 - d modeling and visualization is presented. so, not only the functions of making geological section and querying spatial information could be achieved, but also the spatial distribution of geological structures and their complex relationship could be described visually. thereby an interactive and convenient way for engineering geological design could be actualized

    ( 2 )提出了復雜地質構造的神經網路方法與混合進化方法,並利用gis和可視化,深入研究了字地質三維建及其可視化方法,實現了地質三維任意剖切、信息空間查詢與管理等功能,從而為直觀描述地質構造的空間展布及其相互間的復雜空間關系,以及快捷、交互地進行工程地質設計提供了新的途徑與手段。
  5. What is more, they also make secret technologies for programming human behavior that are based on mathematical simulation of the kabbala symbolism

    他們更利用秘密使用如卡巴拉符號般的,編程人的行為
  6. The research background of this dissertation is the defence pre - research item of the national tenth - five - year plan - “ research on longevous service and high reliability of satellite ”. for improving the diagnosis ability of satellite attitude control systems, this dissertation studies on the telemetering data analyzing and diagnosis based on mathematical simulation

    位論文以國防「十五」預研項目( 02413200204242 ) 「衛星長壽命高可靠性」為研究背景,為提高衛星姿控系統的故障診斷能力,對基於的衛星姿控系統遙測據分析與故障診斷進行了系統、深入的研究和探索。
  7. Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications

    本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關,主要研究成果包括以下幾方面:首先,建立了利用兩顆地球靜止軌道衛星進行短基線定向的型,分析了載波相位干涉測量的適用條件;採用傳統的線性化解析法及蒙特卡洛隨機法兩種途徑對雙星定向的精度進行了詳細分析,結果表明在高緯度地區線性化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上,提出了雙星定向精度衰減因子odop的概念,揭示了雙星定向誤差特殊表現的內部機理,對實際工程應用具有重要的指導意義。
  8. The macro model of drift region resistance was established based on the solution of poisson ’ s equations and continuity equations. by the combination of spice mos ( level = 3 ) and the macro model, the complete dddmos model was then obtained, which accords well with simulated data. by simulating and comparing different devices of different process parameters, the model is applicable for different bias regions and can be useful in the power integrated circuit research in future

    首先介紹了器件建的基本原理及相關,然後利用工藝軟體生成器件基本結構,並對其基本特性進行了分析;分析了業內和界比較通用的高壓器件建的方法,隨后在實驗的基礎上著重分析了dddmos的物理特性,在求解泊松方程、連續性方程等基本方程的基礎上,建立有物理意義的漂移區電阻的宏型;隨后結合spicemos ( level = 3 )型而得到完整的dddmos型,此型與據符合得比較好,通過對不同工藝參的器件進行比較,該型能夠覆蓋不同的工作偏壓范圍,具有較明確的物理意義,對今後的功率集成電路的研發有一定的參考意義。
  9. Chapter six introduces half - model test study of different parameters with ao effects utilizing the shack - hartman technology. chapter seven investigates the simulation technology for ao, mainly in 2 - d flow - field. this paper has a wide scope, ranging from theoretical foundation of ao to its engineering physics methods, from low temperature to high temperature that influence the index - of - refraction, from 2 - d to 3 - d ( density field ), from high speed to hyper - speed ( interceptor ' s speed ), from model test to numerical simulation ( optical phase measurement )

    並進行了實驗驗證;第四章主要探討二維流場折射率的全息測量;第五章介紹了導引頭三維流場干涉測量的試驗方法和據重構;第六章利用哈特曼傳感器對氣動光效應各種參進行了半試驗測試研究;第七章是氣動光,主要研究二維流場
  10. Abstract : based on the advisable mathematical model for wanjiazai diversion project, the paper disscuses the computer simulation technology for predicting new problems that may arise in project design, construction and operation

    文摘:在建立合理型的基礎上,如何利用計算機,預測工程設計、施工和運行帶來的新問題,探索解決這些問題的方法及預演現有設計或方案的可行性,對業主來說非常重要
  11. With the development of automobile industry and road transportation , the traffic accidents happen every day in the world and become a serious society problem the vehicle collision accidents are over 2 / 3 times as much as all traffic accidents they cause a large amount of social infuence and serious economic loss therefore , it is urgent to study vehicle collision accidents comprehensively and systematically , and the research also is the academic foundation to analyze and deal with traffic accident it is difficult to authenticate car velocity after traffic accident to dig over locate witness is right way mechanics is avaid tool in this field it is important to establish math model and this is precondition to calculate vehicle velocity firstly on the basis of summarizing the research results , this paper deeply discusses the calculating model to analyze the instantaneous motion state in the vehicle collision, the interrelation among the every moving mechanics parameters in the every phase of the collision secondly , according to the collinear collision and two - dimension collision and the restitution coefficient , the paper estabishesthe post collision movement models it proves that these models are correct and valid thirdly , this paper try to research reconstruction of road traffic accident and put forward the method on it

    對交通事故的科分析應是建立在正確的型與計算機基礎上的定量分析,其基本條件就是要有能正確描述事故過程中汽車狀態的型,只有建立正確的型,才能較準確地推定事故車輛的碰撞速度。所以建立正確地車輛碰撞型和運動型正是汽車事故再現的關鍵問題。本文首先在總結前人研究的基礎上,深入地研究汽車碰撞理論,分析了車對車碰撞作用瞬間狀態的計算型及碰撞恢復系與碰撞前、后速度的關系;其次,根據交通事故中最普遍的一維和二維碰撞的不同情況,採用恢復系和滑動摩擦系等概念,分別建立了碰撞后車輛動力型;第三,對汽車碰撞事故再現進行了初步研究,確定了車對車碰撞事故計算和反推計算方法,並給出相應的程序流程圖。
  12. Then according to system simulation technology, the overall air - to - ground attack simulation plan is made with the thought of models and layers. after that, the mathematical models of main parts in the simulation are made such as aircraft body, propulsive system, flight control system, fire control system, bomb and air - to - ground missile. on the basis of these mathematical models, using the object - oriented design methodology, a set of air - to - ground attack real - time visual simulation software is developed. this software can be used to aid aircraft design, research of air - to - ground attack tactics and flight training

    本文首先介紹了現代戰爭中空對地攻擊的裝備及其特點,計算機的發展以及面向對象的軟體設計思想;而後使用系統,依據分層、塊化設計思想,制定了空對地攻擊系統總體設計方案;之後根據目前狀況,建立了戰斗機機體、推進系統、飛控系統、火控系統、航空炸彈、空地導彈等子系統型;在此基礎上,利用面向對象的軟體設計思想,在基於pc的平臺上開發了一套對地攻擊視景軟體,實現了戰斗機對地攻擊實時視景
  13. Scientific computation visualization interactive virtual reality computer dynamic simulation etc., to study thoroughly and carefully on critical technologies such as mixed - language programming simplification of scene models displaying realistic image and animation of 3d scene models and so on in this dissertation, the methods to build scene models were studied and applied to develop a dynamic simulation system of 3d railway scene based on this idea, the major study contents and results can be summarized as follows : 1 ) mixed - language programming can complement each other between different programming languages and the method has a general significance and can become popular many computation models including development of dtm optimum of dtm and reorganization of dtm were developed with fortran language in order to use the ripe codes, the dissertation succeeded in integrating the developed fortran codes to the visual c + + environment and achieving the course of mixed - language programming 2 ) the methods to build scene models for 3d location design were discussed in the dissertation and the development and animation of scene models had been realized by applying synthetically those technologies such as computer graphic computational geometry and geometrical modeling and computer dynamic simulation etc, and adopting opengl 3d graph library then achievement was got by using the technology of 3d visualization to livingly express design results 3 ) combing with the concerned study and development projects, adopting vc + + as development tools and in the light of those theories and algorithms stated in this dissertation, a software, which could build scene models with realism for 3d railway location design, in the name of " the dynamic simulation system of 3d scene of railway " was developed., the correctness was proved by using the software to build the 3d scene models and achieve their animation of suining - chongqing railway and yunnan - xizang railway

    本文綜合利用計算機圖形、科計算可視化、人機交互、虛現實、計算機動態等理論和,針對混合語言編程、真實感圖形繪制以及三維景觀型的動畫驅動等關鍵,進行了深入細致的研究,從而探討了建立逼真景觀型的方法,並基於本文提出的方法研製了一個鐵路線路三維景觀動態系統。基於這一思想,本文主要研究內容及研究成果如下: 1 )混合語言編程可以實現語言優勢互補,具有普遍意義。針對字地面型的建立、優化、重組等計算塊是成熟的fortran程序代碼,本文成功實現了vc + +與fortran語言的混編; 2 )緊緊圍繞三維選線設計中景觀型的建立方法展開研究,綜合利用計算機圖形、計算幾何及幾何造型以及計算機,採用opengl三維圖形庫,實現了景觀型的建立以及動畫驅動,使得三維可視化成功應用於選線設計成果的三維直觀表達; 3 )結合有關科研課題,利用vc + +開發工具,以本文所述的理論和演算法為基礎,研製和開發了一個建立三維選線設計逼真景觀型的系統軟體- - 「鐵路線路三維景觀動態系統」 。
  14. The static and dynamical parameterized finite element model of the whole frame of the pipe belt conveyor and the fluid dynamic parameterized finite element model of the structural section are established by the software ansys of the finite element analysis. and then the static wind load of the whole frame of the pipe belt conveyor is calculated through the average wind pressure theory and computer simulation technology

    利用有限元分析軟體ansys建立圓管帶式輸送機整體機架結構的靜、動力參化有限元型及結構斷面的流體動力化有限元型,並通過平均風壓理論及計算機計算出作用於機架結構的靜風荷載。
  15. Based on the needing of port, studies the shore container crane driver simulation training ware. the paper analyzes the operation criterion, brings forward the software models " design. building the dynamics model for real operation to control the load sway, use real simulation software - vega, combining the virtual reality peripheral equipments such as data glove, track system, discusses the feasibility of applying virtual reality peripheral equipments to the shore container crane drive simulation

    本文分析了虛現實和計算機的發展及實際運用的情況,根據目前港口生產和司機培訓的需要,就岸邊集裝箱起重機駕駛器進行了研究:通過分析岸邊集裝箱起重機駕駛的操作規范,提出了岸邊集裝箱起重機駕駛訓練器的軟體塊設計;建立了起重機貨物的偏擺動力型;使用實時軟體vega ,結合虛現實的外部設備如據手套、跟蹤系統等,討論了將虛外設運用到岸邊集裝箱起重機駕駛器的方法。
  16. ( 2 ) thermal resistance model and cfd are used for thermal design of some air - cooled solid - state module. among these thermal resistances, convective and spreading resistances are emphasized

    ( 2 )針對某風冷固態組件的散熱需求,利用熱阻型和流體計算動力( cfd )分析和設計了散熱器。
  17. The low frequency noise of the ring - stiffened cylinder with double shell is depressed by increasing structure stiffness, the numerical simulation is adopted to evaluate the acoustics performance, find that the vibration and acoustic radiation of the structure could be depressed by increasing the structure stiffness within the discontinuous range of the low frequency

    摘要通過增大雙層加肋圓柱殼的剛度降低低頻噪聲,使用,評價結構的聲性能,發現增大雙層加肋圓柱殼結構剛度,可在低頻段有限頻率范圍降低結構的振動與聲輻射。
  18. With the development of morden aero - propulsion system, the simulation technology has became one of the most important means in aeroengine design. aeroengine nonlinear mathematical models, as the basis of engine performance simulation, are not convergence favorably in entire flight scope, because of the solution limitations of nonlinear equation and the engine balance equations

    作為的基礎與核心,目前廣泛應用的發動機非線性型,由於平衡方程各種迭代解法與型中非線性方程解法的不足,因而從根本上沒有解決型在整個包線范圍內的收斂問題,極大地制約了發動機的發展。
  19. In the paper, the classical yield stress, flow stress and the newest research results of the magnesium alloy constitution models are summarized, the status of the thermal - mechanical coupling numerical simulation of the magnesium alloy sheet warm pressing and the corresponding softwares in common use are reviewed

    總結了經典屈服型和材料本構關系型以及國內外者在經典理論基礎上建立起來的鎂合金材料型;探討了板料成形有限元以及目前常用的軟體;並在此基礎上綜述了鎂合金沖壓變形的熱機耦合的的研究進展。
  20. Since the end of the eighties of the 20th century, according to quick development of the modern computer technology, mathematics simulation technology is widely used to use computer as the simulation modeling and simulation experiment tool in the field of scientific research field and engineering

    20世紀80年代末以來,伴隨著現代計算機的迅猛發展,利用計算機作為實驗工具的數學模擬技術在科研究領域和工程領域得到了廣泛的應用。
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