隨機應變作出 的英文怎麼說

中文拼音 [suíyīngbiànzuòchū]
隨機應變作出 英文
improvise
  • : Ⅰ動詞1 (跟; 跟隨) follow 2 (順從) comply with; adapt to 3 (任憑; 由著) let (sb do as he li...
  • : machineengine
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • 隨機應變 : adjust to changing circumstances; act according to (changing)circumstances; act in consonance w...
  • 隨機 : random stochasticrandom
  1. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按量對思想採集它們的相數據;其次,由於相水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、分析理論、最小均方誤差原則等等數學理論及方法有揉合,提了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位用;另外分析了要實現動河床洪水位過程準確預報的困難所在及改進方向。
  2. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提了自己的見解;全面闡述了地下水資源值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對比分析,結合實例具體說明了方法的用;深入分析了地下水資源預測預報工的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全面的評述,指了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其用范圍,以及號稱第五代計算語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地下水資源值系統理論相結合,探討了地下水動態資料分析和地下水資源預測預報的新思路;綜合分析了現今各類地下水管理模型的特點及缺陷,將數學規劃、數理統計、過程等與地下水值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操的資源管理措施,外部條件主要是高層發展思路、管理體制的革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指了地下水資源可持續開發的進一步研究方向。
  3. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外,本文採用有限元方法,將圍巖容重、側壓力系數、垂直荷載高度或埋深、圍巖的彈性抗力系數、支護結構的彈性模量、混凝土容重、結構的厚度以及混凝土的抗扭與抗壓強度等與襯砌結構有關的幾何與物理力學參數量,用蒙特卡洛理論進行計算取樣,對雪峰山隧道模注混凝土襯砌的承載力與穩定性的可靠度進行了初步評估,得了襯砌的相關位移與內力的均值和方差,並計算了相的襯砌結構可靠指標。
  4. The stochastic optimization method is brought forward, which makes a great amount of simulation of other bidder ' s biding in electrical market, as for every simulation, genetic algorithm is applied to solve the optimization problem, in consideration of the restraint of direct current network, one optimal bid is got, then using the average optimal bids in a great number of simulations as the last optimal bids. the program using c + + language of this method is programmed and examples are discussed for simulation, examples prove the bidding method ' s validity

    最後基於第五章的分析,提了一種採用優化和遺傳演算法相結合的競價方法,即對電力市場中各個競爭對手的報價量進行大量模擬,針對每一次模擬,在考慮直流潮流網路約束的情況下,用遺傳演算法求一次模擬對的最優報價,然後把大量模擬樣本求得的最優報價的均值,為最優報價。
  5. Focused on the technique, interaction and result of visualization, the system for transitional state visualization is put forward, which effectively promotes the transfer, analysis and synthesis course of transitional information with better visualizability, figurativeness and maneuverability. the main work of this dissertation is as follows : the main characteristics of transitional state, such as fuzziness, randomness, fractal and chaos, are concluded. based on the combination of the fuzzy mathematics, stochastic process, fractal and chaotic theory, the feature description model of transitional state is put forward to make itself the foundation of following visualization methods and applications

    論文的主要工包括:系統地提了過渡狀態的特徵刻畫模型,概括了過渡狀態的模糊性、性以及分形性與混沌性等主要特性,結合模糊數學理論、過程理論以及分形理論與混沌理論等,以過渡率、過渡集合等為特徵刻畫模型的主要內容,以過渡映射為特徵刻畫的形成過程,有效地描述了過渡特徵的漸過程,為可視化方法與用的具體實現奠定了理論基礎。
  6. In the second section, three ( 2 co2 ) scenarios only considering climate change alone ( c scenario ) were generated first, using outputs of the giss, gfdl and ukmo gcms, combined with the baseline. then, climate change scenarios including change in climate variability ( c + v scenario ) were produced, based on 3 hypotheses and the weather generator ( wgen ) in dssat. finally, the ceres - wheat model was run under both the ( c + v ) scenarios and the baseline, and the combined effects of climate change and its variability with doubled co2 on whiter wheat production in the studied region were assessed, based on the results simulated comparison

    在上述第2部分,首先利用baseline和國際上通用的3種大氣環流模型( gcms )即giss 、 gfdl和ukmo的有關網格點值,生成了研究區域3種不考慮氣候化的( 2 co _ 2 )氣候化情景(以下簡稱c情景) ;然後,提了未來氣候率可能化的3種假設,並用dssat (農業技術轉化決策支持系統)中的wgen (天氣發生器) ,分別生成了研究區域( 2 co _ 2 )條件下兼顧氣候及其率的氣候化情景(以下簡稱c + v情景) ;再后,在上述( c + v )情景下分別運行ceres - wheat (物-環境資源綜合系統-小麥) ,還考慮了大氣co _ 2濃度的直接影響,並與baseline條件下ceres - wheat的模擬值進行比較,在此基礎上評價了( 2 co _ 2 )條件下氣候及其化對研究區域冬小麥生產的影響。
  7. With the material dynamic constitutive equation including damage and the effect of stain rate the predictable formula about ballistic limit velocity of fiber composite target. secondly based on the damage feature about ceramic / fiber composite target caused by impact load, analysis model about defense performance of ceramic / composite material target is formed and the predictable formula about ballistic limit velocity is also given. lastly using the reflection and projectile theory of stress wave the paper discusses the design of ceramic / composite material target, optimizes the design of double layer ceramic / composite targets, gains optimal coefficient under certain area density and discusses the variety relationship of area density and thickness with optimal coefficient u nder some ballistic limit velocity 3

    首先,分析了纖維類正交鋪層復合靶板在沖擊載荷用下的損傷破壞理,結合包含損傷和率效的材料動態本構方程,建立了纖維復合材料板彈道極限速度的預測公式;其次,根據陶瓷/纖維材料復合靶板在沖擊載荷下的破壞特點,建立了陶瓷/復合材料靶板抗彈性能分析模型,給了彈道極限速度預測公式;最後,利用力波反射和透射理論討論了陶瓷/復合材料靶板的設計問題,對雙層陶瓷復合靶板的優化設計進行了分析,給了在一定面密度下的最佳優化系數,討論了一定彈道極限速度下的面密度和厚度優化系數的化關系。
  8. This paper mainly deals with the subjects below : the problem on fem analysis, general reliability analysis and calculation, and optimization based on the general reliability of the random or fuzzy parameters structure ; and also brings forward a method for getting the fuzzy answers from the fem equation by taking the fuzzy multiplier from a fuzzy variable ; in the fem analysis and structural reliability optimization, the randomcity and fuzziness of the structural physical parameters and the load applied on the structures are all considered

    文中對和模糊參數結構在不確定性荷載用下的結構有限元分析、可靠性分析和基於可靠性的優化設計等問題進行了研究。以桿系結構為對象,提結構分析的模糊因子方法,其中分別或同時考慮了結構材料的物理參數、構件的幾何尺寸和用荷載幅值等的性和模糊性;對結構響(位移、力)為模糊量時的廣義可靠度進行了推導。
  9. By making use of the time dependent covariance and cross covariance formula which used to calculate the non - stationary response under earthquake random excitation and deduced by xiyuan zhou and hu in 1965, the covariance and cross covariance formula of the four envelope models was deducted and the result of four models compared

    本文通過用周錫元、胡聿賢在1965年提的計算地震動激勵用下非平穩響的時自相關方差和時互相關方差公式,分別推導了四種包線函數模型的時自相關方差和時互相關方差表達式,並比較了四個模型的結果。
  10. In this paper i calculate the reasonable possession quantity of port handling machineries with chance - constrained linear programming. first in the paper is the background and meaning of this research ; then analysis present situation of port machinery management both in practice and theory ; in chapter 3, i qualitatively discusses characters influencing machinery quantity, which include lifting ton, intact rate and using rate, age of machinery, machinery purchase and working cost and so on. in chapter 4, i take the influencing characters to mathematic model of chance - constrained linear programming, aiming to maintain the need of production and reduce machinery cost

    文章首先介紹了選題的背景、意義以及主要工;第2章介紹了港口械管理在港口企業管理中的地位與用,以及我國港口械設備管理與配置現狀,並簡要介紹目前港合理擁有量的理論研究方法;第3章從技術與經濟角度定性分析了各種因素對港擁有量的影響,其中主要包括械起運量、完好率與利用率、械設備役齡、購置與營運成本等;第4章將各種影響因素引入模犁,提以完成生產任務、械成本最低為目標,線性規劃模型計算港口流動械合理擁有量的方法;第5章以大連港大港區為例對模型進行用,選擇四種型號叉車為研究對象,對其歷史經濟與技術數據進行統計分析,其中重點對量單位臺時維修費用進行了正態分佈擬合。
  11. According to the fluctuating property of wind, on the stochastic vibration finite element theory, some calculation formulas of the response, including the along - wind response and the across - wind response, are obtained, the ideology of the torsion vibration in the double - tower structure and the ideology of the double - tower structure ' s dynamical wind load are also put forward at the same time. by using the stochastic vibration module of the general finite element program, the paper analyses the performance of the wind resistance more deeply and fully, discussing the influence on the double - tower structure from the diversification of the different component. the variance law of dynamic displacement and wind - induced vibration coefficient is derived through analyzing structure stochastic vibration, so is the effect of several parameters on dynamic displacement, acceleration and wind - induced vibration coefficient

    從結構風振的基本理論發,通過對脈動風功率譜的分析,推導了結構風振響(順、橫風向)的計算公式,同時提了雙塔結構的扭轉振動和動力風荷載計算的思想,在結合通用有限元程序的振動模塊的情況下,對雙塔結構的抗風性能了深入、全面研究,探討了雙塔結構構件截面的化對其抗風性能的影響,同時探討了順風向風速譜的選取、風速、參與計算的振型數、風與結構耦合用是否考慮等因素對分析結果的影響,比較了規范風振系數的計算與演算法結構的異同,並討論了原因,得一些有意義的結論。
  12. In order to make the user interface agent adjust to evolvement of the system, the dissertation also proposes a collaborator selection method - multi - level top - n random selection algorithm that ensures the higher adaptability and flexibility. we study the negotiation in multi - agent system. our research work deals with two different methods of forming cooperative relation

    為了使用戶介面agent具有適系統化的能力,本文提了一種選擇合者的演算法? ?多級top - n選擇演算法,該演算法兼顧了合者完成任務的歷史情況和能力化等因素,保證了系統具有較好的適性和靈活性。
  13. This thesis suggests a process considered minimizes the population size as similar individuals occur in the fitter members of the population, which helps reduce the execution times for ga by removing the redundancy associated with the saturation effect found in the later generation. this thesis uses a method that adds dynamic penalty terms to the fitness function according to the optimal degree of solutions, so as to create a gradient toward a feasible suboptimal or even optimal solutions. on the basis of the difference of the biggest and the smallest of fitness of individual, modifying the fitness function in order to convergence is a satisfaction

    動態調節種群大小,去掉遺傳演算法在迭代後期搜索產生的過多相似個體,達到減少計算時間的目的;按照解的優劣程度給適度函數增加一個在ga搜索過程中動態改的可罰函數,給搜索最優解創造一個梯度,使遺傳演算法收斂到可行的較優解或最優解;根據適度值最大和最小個體的差修正適度函數,使適度函數值適中不容易造成收斂太快、局部收斂或根本不收斂而搜索;為了避免「近親繁殖」採用競爭擇優的交叉操;利用并行遺傳演算法的思想,提一種自適多子種群進化策略;提人口汰新政策來解決類似甚至相同的個體的情況發生。
  14. In this paper, by means of the notion of likelihood ratio and log likelihood ratio the limit properties of the sequences of dependent continuous random variables are studied, and a class of strong limit theorems represented by inequalities are obtained. in the proof an approach of applying the tool of laplace transform to the study of strong limit theorem is proposed

    本論文繼續這方面的工,利用似然比、對數似然比的概念研究相依連續型量序列的極限性質,得到相的用不等式表示的強偏差定理。證明中提了將laplace換的工具用於強極限定理研究的一種方法。
  15. In the succedent two chapters, the principle of strain gauge torque instrument is firstly analyzed and researched. then the proportional relations between torque input of torque sensor and voltage output. at last, the research and calculation of every mechanical part of strain gauge torque measuring instrument are done in detail

    后的兩章中,首先對式扭矩儀的工原理進行了研究和分析,推導了扭矩傳感器扭矩輸入量與輸電壓值之間的比例關系,然後,對式扭矩測量儀械結構的各個組成部分了詳細的研究和計算。
  16. It was demonstrated that the values of domain strain decreased while the rate in reduction of the domain strain lowered with larger n. combined the xrd with sem results, the non - fracture mechanism of the sample when pure electric fatigue was applied can be described as : at an earlier stage of electric fatigue, the high repeated incompatible strain led the major fracture mode for the fatigued sample to be of inter - granular. the ability of domain switching in a - - > c of the sample along with the direction of an applied electric field kept dropping, hence, reduced the domain strain

    結合xrd和sem觀測,提了純電疲勞用下試樣不會發生斷裂的理:電疲勞初始階段,試樣中的非協調高導致沿晶微裂紋,著微裂紋的增加,使得試樣沿外電場方向發生a c疇的能力不斷降低,從而導致疇減小,當減小到一定程度時,將不足以在試樣中引起新的微裂紋或使原有微裂紋繼續伸長。
  17. Regarding the accumulator to start motive force urgency treating the maintenance with maintaining, our factory is for suiting the needs of society to swift and violent development and extensive use along with automobile, motorcycle as well as agriculture with the car, by way of the constantly improvement to the old style battery - charging unit, producing out " full active protection battery - charging unit of computer ", it has collected to fill and the all direction protection such as flows and joining versely etc in an organic whole, being compared with the ordinary battery - charging unit, it adopts the ring mould transformer of high quality high efficiency, possesses that to bear the weight the current strong, grows in service life etc the characteristic, can make the accumulator 2 - 3 lengthening life span times

    著汽車、摩托車以及農用車的迅猛發展和廣泛用,為啟動動力的電瓶急待維護和保養,我廠為適社會的需要,通過對老式充電的不斷改進,生產「電腦全自動保護充電」 ,它集過充、過流、反接等全方位保護於一體,與普通充電相比,它採用優質高效的環型壓器,具有承載電流強,使用壽命長等特點,可使電瓶延長壽命2 - 3倍。
  18. First, using the scale - invariant property of multiscale model, i. e. markovian among scales, a method of qth - order tree - based for multiscale representation of a class of 1 - d stochastic process is presented. the multiscale stochastic model is established. the representation forms of parameter matrices, such as, the state transition matrix, the disturbance matrix, the initial state and the corresponding covariance matrix are deduced in detail

    本文在已有工的基礎上,開展了以下幾個方面的研究工: 1 、根據多尺度模型尺度不性,即利用尺度間的markov性,給了一類1 - d過程基於一般q階樹的多尺度表示方法,建立了相的多尺度動態模型,詳細推導了多尺度模型中的狀態轉移陣、擾動陣、初始狀態和相的協方差陣,並通過計算模擬給了不同階樹的多尺度采樣路徑。
  19. We used this system to check some representative images on the web, we could got a conclusion that most encode images is easy to decode. without right theory they can ’ t build a robust encoded image. and through thorough experiments by this platform i have concluded such points : single alpha encoded is useless, we must encode all characters as whole ; confusion points are useless, we must use confusion lines which look like stroke ; enlarge base of character such as chinese character, not only digital number and alpha

    並且通過該平臺的廣泛實驗總結增強圖片加密強度的幾個要點:只加強單個字的加密是不行的,必須把整體為加密對象,增強字與字之間的干擾;單純的噪點用不大,具有筆畫特徵的干擾線用更大;該引入一些量,比如每副圖片的字個數,加密方法選擇;增大可選詞匯的基數,可以考慮使用漢字,而不單純是數字和英文。
  20. The objective function for the stochastic optimal control can be classified by the discounted cost problem and average expectation cost problem etc. the expression of specific objective function often depends its actual application problems, thus there are many types of theory study under the several objective functions in the usual stochastic optimal control, but the study methods are very similar

    具體的目標函數表達形式,往往根據實際用問題的類型而化,因而傳統的最優控制問題現了在多種目標函數下的理論研究形式,然而他們的研究手法和表現形式卻非常相似,是否能在一個較為統一的框架下表現它們,則成了一些研究工者的追求目標。
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