數學機理論 的英文怎麼說
中文拼音 [shǔxuéjīlǐlún]
數學機理論
英文
mathematical machine theory- 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...
- 機 : machineengine
- 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
- 數學 : mathematics
- 理論 : theory
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Because of its extensive application and underdeveloped research level in our country, this paper establish the numerical model of blank cartridge ejecting device, the whole process from blank cartridge burning to eject missile is analyzed by classic interior ballistic theory and gas dynamics. several simulation examples are given, and the effect of different parameter structure on ejecting device is discussed
鑒于這類系統在我國的廣泛應用與相對滯后的研究水平,本文針對三種類型五種型號的掛彈鉤建立了拋放彈彈射機構的數學物理計算模型,用經典內彈道和氣體動力學理論分析了火藥彈燃燒到彈射活塞完全推離懸掛物的整個過程。In the third part, the chapter puts forward three dimensions of causality and discusses the relationships between the attribution and expectancy, and the emotions, and achievement motivation. and two kinds of theory of achievement and motivation - self efficiency theory and learned helplessness theory concerning the attribution are given. in the fourth part, the definite conclusion has been come from the data stat and the resolution analysis in the base of the status investigation of students ' s math learning attribution by the students and the teachers in high schools
全文共分為六個部分:第一部分簡述歸因研究的理論背景,提出所要討論的問題第二部分對歸因、數學學習歸因及其含義進行闡述;第三部分首先指出了原因的三個分類維度,從原因的分類維度出發討論歸因與期望、情緒、情感及成就動機之間的關系,同時指出兩種與歸因有關的成就動機理論?自我效能理論和習得無助理論;第四部分是有關中學生及中學數學教師對學生數學學習歸因的狀況調查,通過數據統計及結果分析得出了一定的結論。Along with the application of computer technology in the vocation of cartography, all - digitalized technology & methods on map produce have been populized in army for surveying and mapping. it integrates theory and methods in cartology and computer graphics & image process organicly
隨著計算機技術在地圖制圖行業中的應用,全數字化的地圖生產技術方法已經開始在測繪部隊推廣,它把地圖學的理論方法同計算機圖形、圖像處理技術有機地結合了起來。Basing on the statistical inaming t ' heory ( slt ), the thesis discusses the svm problems in linearly separable case, lineariy non - separable case and non - linear separable case, and induces a convex quadratic programming ( qp ) problem with an equation constrain and non - equation constrains. then one program on solving the op problem is proposed
概述了統計學習理論的主要內容,推導了支持向量機方法在文本線性可分、線性不可分和非線性可分情況下實現分類的數學公式,將學習問題轉化為一個在等式約束和不等式約束下的凸二次優化問題,總結了求解的過程。On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed
本文在透鏡成像理論的基礎上,系統、深入地分析了共焦掃描顯微成像的機理,論述了應用單模光纖的激光共焦掃描顯微成像系統的優點;進行了總體方案的論證,並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案;從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系,分析了系統耦合效率和漸暈現象對光學系統的設計要求;完成了方案中光學系統和二維掃描控制電路的設計,並在電路設計中採用了用軟體解決檢流計式光學掃描器(振鏡)非線性問題的新方法,能夠實現較為理想的二維模擬掃描;完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。Chemistry is a central science with physics, mathematics and earth science on one side and the life science, and medicine on the other. traditionally, chemistry encompasses five major areas : analytical chemistry, inorganic chemistry, organic chemistry, physical chemistry and theoretical chemistry
化學是一門中心科學,在它的一邊有物理、數學和地球科學,而另一邊則是生命科學和醫學。傳統上化學有五個主要部分,分別是分析化學、無機化學、有機化學、物理化學和理論化學。Optimization design is an uptodate measure to seek the most perfect and optimum design proposal, and the mathematical principle of optimization had application in engineering design. it incorporate the speciality design theory, the optimization methods of mathematics and the computer art, accommodate a scientific design approach and a significant layout strategy for design engineering, and it can heihten design efficiency and advance designing quality. enginneering science must envisage economic construction, so it is beyond all doubt that the optimization design as the final approach of engineering development
優化設計是把最優化數學原理應用於工程設計問題,在多個設計方案中尋找到盡可完善的或最適宜的設計方案的一種現代設計方法。優化設計集專業設計理論、數學最優方法和計算機技術於一體,為工程設計提供了一種重要的科學設計方法,能夠大大提高設計效率和設計質量。工程學科必須面向經濟建設,優化設計作為工程設計的最終目標是毫無疑義的。Then the mathematical model of bidding strategy for power plants is proposed through rigorous mathematical reasoning, which aims at maximum profit and is fully concerned about the influence of generator start - up and shut down cost
論文通過對發電廠機組發電成本曲線和損益平衡的理論分析,經數學推理得出了以利潤最大化為目標並充分考慮機組啟停費用的優化發電競價策略的數學模型。The pulse - width modulated ( pwm ) is the key technologyto acquire the high power factor. the document presents the principle of three - phase pwm, then analyzes and compares the several maturely control methods for pwm
本文將交流電機理論中空間坐標系旋轉變換理論引入到pwm整流器的分析中來,建立了三相pwm整流器的統一的數學模型。By studying the process of information process and meanful theories of leaning, we think the formation of pd in ml learning has its reason
通過對信息加工過程與有意義學習理論的研究,我們認為數學語言學習的心理偏差有它的形成機制: 1Secondly, in view of the limitation and shortage of traditional simulation of finite element approaches for bolt, a new composite grouted bolt element including nonlinear contacting relation will be built based on the above study of the mechanics mechanism of fully grouted bolt. then, an elastic - plastic finite element program will be developed for the analyses of tunnel stability, in which the composite grouted bolt element and nonlinear finite element analysis method will be used ; the patterns and the affect of main design parameters on the support effect of bolt will be analysed using the program, and conclusions of guidance importance for tunnel support design will be drawn. finally, simulation compution for the excavation and support of a highway tunnel will be made out using the above production, and the method of application of the program will be discussed ; analysis of the deformation, stress and distribution of plastic range will be done, and rational support plan will be worked out, which is of guidance importance for tunnel support design and the thery and technique of fully grouted bolt used in tunneling will be perfected further
首先,本文在綜合分析隧道穩定性影響因素及失穩破壞模式的基礎上,對全長粘結式砂漿錨桿作用力學機理進行了深入研究,為全長粘結式砂漿錨桿的有限元模擬分析奠定了基礎;其次,針對傳統錨桿有限元模擬方法的局限性與不足,在上述全長粘結式砂漿錨桿作用力學機理研究基礎上,建立出能反映界面非線性粘結的新型復合砂漿錨桿有限單元模型;然後,運用上述復合砂漿錨桿單元模型,引進非線性有限元分析手段,開發了隧道支護穩定性分析的有限元程序,並就全長粘結式砂漿錨桿的型式與設計參數對支護效果的影響進行了深入探討,得到了對隧道支護設計具有指導意義的結論;最後,運用本文研究成果對某公路隧道工程實例進行了開挖與支護的模擬計算,探討了其應用方法,並就隧道變形與應力及塑性區分佈規律進行了分析,從而提出了合理的支護方案,為隧道支護設計提供了參考依據,完善了隧道全長粘結式砂漿錨桿支護的理論與方法。Higher mathematics, visual basic programming design, fundamentals of law, linear algebra , fundamentals of, computer application, physical education, computer networks and communication, c + + with object - oriented, programming, data structures, philosophy and political theory, programming in c language, operating systems, software test technology, relations on business, digital logic circuit, international software development, social analysis and government policy, introduction to java visual foxpro database systems and program design, e - business, introduction to programming with an application framework, software engineering, introduction to web page design and programming
高等數學、大學計算機應用基礎、程序設計教程軟體工程、用戶界面設計、電子商務、軟體工程、數據庫應用與程序設計、線性代數、編碼理論基礎、信息管理基礎、軟體成本估算、質量管理、計算機軟體技術基礎、實用軟體體系基礎、大型軟體體系結構、軟體測試技術、客戶關系管理、電子商務、國際化軟體開發、現代項目管理、計算機網路與通信。In part of theory, the paper analyses the present situation of its, presents its theoretical base, constructs a teaching mode of dual - initiative, gives its structure, discuss its writing environment, provides a reference of integrating object - oriented database and ai ; in part of design, the paper combines method of fields knowledge representation, presents teaching strategy reasoning machine based on weight - generation production rule ; according to cognitive learning theory, designs a cognitive model of student which adopts approach method and historical inheritance of study, designs a model which can navigate in learning process and in hyper - text based on student ' s model and knowledge presentation, discusses the design of explanation mechanism and man - machine interface
在理論部分,本文分析了its的現狀,提出了its的理論基礎,建構了一個雙主的教學模式,並給出了its的結構,討論了智能教學系統的寫作環境的選擇,為本文的面向對象數據庫和人工智慧的結合提供了依據;在設計部分,本文結合領域知識表示方法,給出了一個面向對象的認知的超文本的知識表示方法,提出了基於加權產生式規則的教學策略推理機;依據認知學習理論,設計了一個採用逐步逼近法的有學習歷史繼承的認知學生模型,並根據學生模型和知識表示設計一個學習過程自動導航和超文本導航的教學模型;討論了智能系統解釋機制和人機介面的設計。It combines two remarkable ideas : maximum margin classifiers with low capacity and therefore good generalization, and implicit feature spaces defined by kernel function. theoretically underpinned by these ideas, svm can overcome the curse - of - dimensionality and over - fitting problems elegantly. due to its remarkable performance on many applications, svm is receiving increasing attention now
支持向量機是基於統計學習理論的結構風險最小化原則的,它將最大分界面分類器思想和基於核的方法結合在一起,表現出了很好的泛化能力,並且可以有效地克服維數災難和過擬合等問題,因此受到越來越多的研究人員的關注。Secondly, the mechanism of fatigue is summarized, the factors and measure of driving fatigue is analyzed and then the mechanism of driving fatigue affecting driving safety is studied based on previous study. finally, the experiment of a block design is schemed according to the difference in driving time, using the human factors and experimental psychology theories and instruments. after the experimental data is analyzed, the mechanism of driving fatigue affecting driving safety is tested and the measure of driving fatigue prevention is suggested
論文以從事公路客運行業的營運駕駛員為研究對象,首先通過問卷和訪談的方式調查了營運駕駛員的實際工作狀況,總結出營運駕駛員的群體特徵;然後,從理論角度闡述了疲勞的產生機理,分析了駕駛疲勞的產生原因及測量方法,並在總結前人研究成果的基礎上進一步分析了駕駛疲勞對行車安全的影響機理;最後,應用人機工程學和實驗心理學的理論方法和實驗儀器,按駕駛時間的不同設計了區組對比的實驗方案,通過對實驗數據的匯總分析,驗證了駕駛疲勞對行車安全的影響機理,並提出了預防疲勞駕駛的措施和建議。For the first time, the internal gear is measured on three - coordinate measuring machine, gear error of internal gear is calculated and analyzed by comparing the measuring data with the desired data. the result of analyzing reveals the correctness of math model and manufacturing method
首次在三坐標測量機上實現了中心輪內齒圈齒形的檢測,並把檢測數據與理論數據進行比較,求出了中心輪內齒圈的齒形誤差,通過對齒形誤差的分析,證明了以上數學模型是正確的,加工方法是可行的。Underlying the assumption that the stock price accords with the model of the stock price fluctuating sources, by comprehensivily applying the stochasitic differential theory and no - arbitriagc thcory, this paper, under the conditions that the risk - free rate r is constant or ito stochasitic process, successively works out the option pricing about the stock price model with that the short - term profit function is piecewise lecture function arid that one with that the short - term profit function is possion jump process, derivats counterpart partial differential equation of option pricing. the outcome states : 1. when the short - term profit function is unusual flunctuating sources bring out a piecewise lecture function, this amendment on the lognormal distribution model does not improve the option price, because this partial differential equation of option pricing is the same one underlying the lognormal distribution model ( see equation 2. 14 )
本文基於股價符合波動源模型的假設,綜合運用隨機微分理論等數學原理和無套利理論等金融理論,依此對短期收益率函數為分段階梯函數和possion跳躍過程的股價波動源模型分別在無風險利率是常數和隨機過程的條件下作了期權定價,推導出了相應的期權定價偏微分方程,結果表明: 1 、由異常波動源帶來的短期收益率函數是分段階梯函數時,這種對股價對數正態分佈模型的修正不能改善期權價格,因為基於這種模型的期權定價偏微分方程與基於股價對數正態分佈模型的期權定價偏微分方程完全相同(見方程2 . 14 ) 。This paper has set up a platform of multi - parameter nonlinear study and multi - parameter estimate to reservoir by means of the technology of multi - attribute transformation and neutral network combined with multi - attribute analysis of seismic parameters, reservoir inversion and reconstruction of reservoir geophysical characteristics on the foundation of large numbers researches and data - drive law in prediction of reservoir so as to provide more accurate geology conclusion and exploration deployment scheme in practical application. besides, concrete example analysis has been made on this technology aiming at different types of oil - bearing reservoir prediction. summing up the characteristic of this technology, this paper point out its further direction in development
基於上述目標,本文主要做了以下幾方面的工作:詳細分析了石油勘探局中多種儲層預測方法的技術特點及本身在解決實際地質問題上的不足之處;在繼承前人研究和技術的基礎上,以「數據驅動法」為數學物理的理論基礎,通過多屬性變換和神經網路技術,把地震參數的多屬性分析技術、儲層反演技術和近年出現儲層物理特徵重構的技術思想有機地結合在一起,建立起一套儲層多參數非線性預測研究和儲層多參數估算技術平臺;對該項技術針對不同類型含油儲層的預測研究做出了具體的實例分析;總結了該項技術的特點,並指出進一步的發展方向。So a computer - aided alignment method for a series of reference lens is studied in detail in this paper. based on analyzing the optical quality affecting factors and optical design, the folio wings are described in detail in this paper : ( 1 ) how to choose merit function of optical quality in terms of the specific reference lens, and sensitive structure parameters to optical quality would be determined according to their tolerance data ; ( 2 ) discussing the relationship between the aberrations and the misalignment of reference lens ; ( 3 ) building the mathematical model for the misalignment optical system, and then calculating the misalignment value by the alignment software compiled on zemax and matlab platforms ; ( 4 ) experiments are made to examine the computer - aided alignment method. the theoretical and experimental data and plots are given in the paper
本文在分析標準球面透鏡的設計及其光學質量的影響因素基礎上,開展了以下四個方面的研究: ( 1 )根據系列標準球面透鏡的具體結構特點,選擇透鏡的質量評價指標,研究標準球面透鏡的公差分佈,確定敏感結構參數; ( 2 )研究光學質量評價指標與失調量之間的函數關系; ( 3 )建立數學物理模型,根據球面波的實測結果,求解待調系統的失調方位和量值,研究原理上實現計算機輔助裝調的可能性,在zemax和matlab平臺上編寫輔助裝調軟體; ( 4 )建立實驗裝置,實際研究標準球面透鏡的計算機輔助裝調方法,文中給出相應的理論分析及實驗數據和曲線。The software has been used to do numerical calculation for many boilers ; quantitative analysis on the temperature deviation around the exit of furnace of tangentially - fired boilers is also conducted ; so is the research on distribution of slagging on the heated surface, which provides the theoretical basis for boiler design, optimal operation, renovation planning etc. the paper analyzes the mechanism of slagging in the coal - fired combustion process ; it creates the mathematical modeling of fuzzy comprehensive judgment of slagging by utilizing the theory of fuzzy mathematics
用此軟體已對多臺鍋爐進行了燃燒模擬計算;定量分析了四角切圓燃燒鍋爐爐膛出口左右偏差問題;研究了受熱面結渣的分佈情況,為鍋爐的設計、運行優化、改造方案確定等提供理論依據。本文分析了煤粉燃燒過程中灰渣沉積的機理,利用模糊數學的理論建立了結渣的模糊綜合評判的數學模型。分享友人