隨機混合系統 的英文怎麼說

中文拼音 [suíjīhúngěxìtǒng]
隨機混合系統 英文
stochastic hybrid system
  • 隨 : 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...
  • 機 : machineengine
  • 混 : 混形容詞1. （渾濁） muddy; turbid2. （糊塗; 不明事理） foolish; stupid
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 隨機 : random stochasticrandom
  • 混合 : （攙雜在一起） mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  1. 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」概念的由來與演變，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出了自己的見解；全面闡述了地下水資源變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應用；深入分析了地下水資源預測預報工作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，指出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應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應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，與地下水資源變值系統理論相結合，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、隨機過程等與地下水變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，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、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;指出了地下水資源可持續開發的進一步研究方向。
  2. 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

    論文的主要工作包括：系統地提出了過渡狀態的特徵刻畫模型，概括了過渡狀態的模糊性、隨機性以及分形性與混沌性等主要特性，結合模糊數學理論、隨機過程理論以及分形理論與混沌理論等，以過渡率、過渡集合等作為特徵刻畫模型的主要內容，以過渡映射作為特徵刻畫的形成過程，有效地描述了過渡特徵的漸變過程，為可視化方法與應用的具體實現奠定了理論基礎。
  3. Hust - caid ( computer aided industry design system developed by harbin university of science and technology ) is a parametric modeling design system based on feature. this system describes entities based on mixed model of boundary representation 、 csg tree and feature description tree ( fdt ), in which the design of solid model and feature - editing can be completed with rebuilding csg tree and feature description tree. but, in the feature modeling, with the number of features increasing, the design model becomes more and more complex. the efficiency of designing is decreased

    Hust - caid （哈爾濱理工大學計算機輔助工業造型設計系統）是一種基於特徵的參數化造型設計系統。該系統在基於b - rep 、 csg樹和特徵描述樹（ fdt ）的混合模型基礎之上，利用重用csg樹與特徵描述樹的技術，來完成實體模型的設計與編輯工作。但在特徵造型過程中，隨著造型體數目的增加，設計模型將變得越來越復雜，由此導致了系統設計效率的降低。
  4. The magnetic properties of mixed ising spin system in the different transvres fields

    不同子格隨機橫場作用下混合伊辛自旋系統的磁學性質
  5. Compared to the single hg2 + treated, se4 + + hg2 + the mixed exposure could restrain the fall of the activity of t ? aoc, sod and gsh ? px, reducing the level of lipid peroxidation, and alleviating membrane damage, represented with the heighten na + - k + - atpase activity and reduced mda concentration, resulting in the increased resistance to hg2 + damage. however, se4 + were incapable of preventing from the damage of hg2 + ultimately, along with the exposure period, regardless of the fact that the obvious enhancement of t - aoc and atpase activity

    混合處理后，與單一汞處理相比， se ~ （ 4 + ）在一定程度上能有效抑制汞脅迫引起的t ? aoc ， sod ， gsh ? px的降低，降低膜脂質過氧化水平，減輕了對膜的硒對汞致劍尾魚抗氧化系統的毒害和生理損傷的拮抗作用損傷，表現為隨一k + / atpase活力升高，而mda含量降低，提高了機體對hg葉毒害的抗性;但隨著染毒時間延長，硒不能最終阻止毒害的加深。
  6. Are uncertain and should be regarded as random variables, therefore the reinforced concrete frame is stochastic structure inherently, and then its motive equations converted to combined random differential equations for the uncertain parameters and external random excitation. these equations were solved by order - orthogonal expansion method with pseudo - excitation method, and then the statistic stochastic responses of random structure were obtained. at last, based on the stochastic cumulative damage model with double parameters developed by park, formulas were formulated for calculating structural earthquake damage probability using the structural reliability theory ( mainly jc algorithm ) in extensive random space

    首先對受地震激勵的剪切型鋼筋混凝土結構進行建模，用隨機等效線性化方法將二階非線性微分方程組化成一階線性微分方程組（或稱之為狀態方程） ；再考慮材料等參數的隨機性，則狀態方程成為復合隨機微分方程組，將擴階系統方法和虛擬激勵方法推廣並應用於這個復合隨機微分方程組，求出結構的隨機響應量的統計參數；最後採用隨機累積損傷破壞準則，在廣義隨機空間內，用jc演算法求解失效概率，進而求出結構的抗震可靠度。
  7. Based on the analysis of vhf - rc, the method of applying chaos direct sequence spread spectrum communication ( cds - ssc ) to ahts has been studied and discussed in this thesis. in this method, cds - ssc, which combines chaos sequences ( cs ) of high rand quality with ds - ss excelling in resisting interferences, is used to realize the transmission of hydrologic data

    文中所述方法利用混沌直接擴頻通信的通信方式來實現水文數據的傳輸，即將隨機性能較強的混沌序列作為擴頻碼與抗干擾性較強的直接擴頻通信相結合，應用於水文自動測報系統中去。
  8. In this paper, the pce principle, method and technical achievement of traffic engineering in domestic and overseas from 1940 to 1993 are analyzed, compared and evaluated. moreover, the use condition and limitation of the studying achievement are elaborated. based on it, in view of the complexity of the vehicle kinds and mixed traffic in domestic highway traffic, the physics method on influence space of vehicle is put forward according to the achievement of studying the road capacity and the mass traffic observation data of 177 section of highway

    本文首先對1940到1993年以來，國內外在交通工程研究中涉及到的車輛當量換算系數計算的原理、方法和技術成果進行了分析、比較和評價，闡述了這些研究結果的使用條件和局限性。在此基礎上，鑒於我國公路交通中車種多，車型復雜以及混合交通等的特點，通過對我們以前研究通行能力積累的成果和實地177個不同路段所採集到的大量交通觀測數據的分析和研究，利用數理統計和隨機場理論，提出了一種汽車道路作用空間的物理分析方法來研究車輛當量換算問題。
  9. When the data of logistics in current process are used for input of simulating logistics in future 100 % continuous casting process, supply of hot metal from iron - making process may not satisfy the needs of 100 % continuous casting on raw materials. because planning scheme in continuous casting process depends greatly on smelting scheme in convertor vessel, it is important for operator to balance raw materials supply, smelting and casting in order to realize the scheme of 100 % continuous casting. when some equipment are work abnormally, mixer of hot metal and lf furnace can be used for logistics buffer

    用攀鋼煉鋼生產數據對模擬軟體系統進行的測試和模擬研究結果表明：模擬系統的隨機數發生演算法可以實現對作業時間的依分佈隨機抽取；在相似的輸入條件下，模擬結果與實際生產物流的時間分佈規律基本吻合，達到了模擬軟體設計的預期目標；若以攀鋼提釩煉鋼廠現工藝的鐵水輸入作為全連鑄后的輸入條件，則現工藝的物料供應能力可能難以滿足全連鑄生產的要求；連鑄機的連澆計劃對轉爐爐次計劃的編制有很高的要求，合理安排來料、煉鋼與澆鑄三者間的物流平衡關系將是保證全連鑄作業的重要條件；當出現設備異常情況時，可以利用混鐵爐與lf爐站前等待作為物流緩沖池，通過延長系統的平均物流時間來緩解因設備檢修和故障等擾動所造成的影響，確保生產的順利進行。
  10. In the part of voice encryption, spatiotemporal chaotic system ( ocoml model ) and lfsr are used to generate multidimensional pseudo - random sequence. this sequence has a longer period, better randomicity, passing the verification of fips 140 - 2 security requirements. using the key stream generated by it to encrypt the voice gets a better security

    在語音加密方面，本文利用時空混沌系統（單向耦合映象格子模型）與線性移位寄存器產生了高維的偽隨機序列，該序列周期很長，具有更強的隨機性，通過了fips140 - 2的安全性能驗證，利用其作為密鑰流對語音信號進行加密，獲得了更高的保密性。
  11. Based on the study of hfc mac protocol over contention / reservation scheme, an efficient method, which worked on random contention and polling model has been proposed in this article to meet the needs of a multi - priority service access control system

    摘要研究了基於爭用預約機制的混合光纖同軸寬帶接入網媒體接入控制協議原理，提出了隨機爭用與周期查詢排隊系統相結合的終端申請接入方式，使不同優先級的終端申請能以不同的控制機制實現接入。
  12. The class of systems is a hybrid class of systems with two components in the vector state. the first component refers to the mode and the second one to the state. the mode is described by a continuous markov process with finite state space

    這類系統是一類混合系統，由兩部分構成，第一部分是系統的模式，第二部分是系統的狀態，模式可以用連續時間離散狀態的markov過程來描述，在每一個模式中，狀態可由一個隨機微分方程表示。
  13. Current turntable control system usually adopts digital - analog control method. with the development of computer science and photoelectric encoder, numeralization of control system has become the trend for designing turntable control system

    現有的轉臺控制系統一般採用數? ?模混合控制方式，隨著計算機技術與光電編碼器的飛速發展，控制系統的數字化已成為轉臺控制系統設計實現的發展趨勢。
  14. ( 2 ) a new digital frequency - hopping communication system based on cipher - quasi - chaotic sequence is proposed, which combines the cryptography and frequency - hopping technology. the system ' s protocol, base - band signal processing and modulation / demodulation algorithms of the radio - frequency part are designed, and the hardware experiment conducted on a prototype of the system show that the system functions well. the finite precision problem arising while taking use of chaotic signal to generate pseudo - random sequence is studied and the anti - tracking capability of the cipher - quasi - chaotic sequence is studied with the volterra - tls method proposed in this dissertation

    （ 2提出一種新的基於密碼準混飩序列的密碼與跳頻技術相結合的跳頻通信系統，並且進行了協議部分、拂信號處聊分、射頻調制解調演算法部分的模擬研究和系統的硬體實驗研究；研究了利用混飩信號產生偽隨機序列的有限精度實現問題，利用本文提出的m業肚m 113方法對密碼準混飩序列產生的跳頻碼的抗鵬干擾能力進行了模擬實驗研究。
  15. 2 ) based on the application of the bond graph, analyze the characters of engine, motor, battery and vehicle, uniform the electric power, heat power and mechanical power into the same mathematic model in order to alter the types and parameters of hybrid electric vehicle in convenience. 3 ) the system based on the bond system can also simulate in different direction

    2 ）根據鍵合圖理論，進行了發動機、電機、電池與車輛的鍵合圖分析，採用能量流將電、熱、機械能量統一在一個數學模型中，隨著混合動力電動汽車不同的布置形式，可以方便、靈活地更改系統構成與元件參數與特性（如非線性、間隙等） 。
  16. Simulation results show that it is effectiveness and the synchronization technique is robust. using quasi - stochastic property and ergodic theory of chaos, a kind of new hybrid ds / sfh spread spectrum communication scheme is presented based on vss synchronization technique

    在變結構混沌同步方法的基礎上，利用混沌系統的遍歷性和偽隨機性，提出了一種新的保密性很強的混合ds sfh擴頻通信系統設計方案。
  17. One is the stochastic extended form of the high - dimension melnikov method which make it possible to choose proper noise excitation to extend the chaos window of a dynamical system

    一是提出了一種高維隨機梅爾尼科夫推廣方法，這一方法使得我們順利利用合適的噪聲擴大系統混沌窗口成為可能。
  18. This article mainly discusses the phase transition properties of random transverse field mixed spin ferromagnetic system with crystal field. the phase diagrams display the curie temperature dependences of the crystal field, the transverse field and the trimodal random concentration for the honeycomb lattice and the square lattice

    在本文中我們採用隨機橫場與晶場共同作用下的混合伊辛自旋模型，計算並討論了二維的蜂窩格子和平方格子系統的居里溫度隨晶場、橫場和隨機濃度的變化關系。
  19. It is not trivial generalization for the usual theory of the stochastic optimal control to study the stochastic optimal control problems. the above problems motivated the author to : ( 1 ) conquer the lack of the indirect computing methods for the uncertain linear programming to seek the direct computing method ; ( 2 ) conquer the singularity of stochastic or fuzzy factor in the usual uncertain programming models to give the hybrid programming models which contains stochastic and fuzzy parameters ; ( 3 ) further strengthen the applications of bsde in the stochastic optimal control to extend the related theories of the usual stochastic optimal control, and to enlarge the applied field

    以上問題和想法促使作者進行以下研究： （ 1 ）克服不確定線性規劃的計算需要轉化成等價的確定性（或清晰）數學規劃進行計算的不足，尋求直接計算的方法； （ 2 ）克服傳統不確定規劃模型中不確定因素的單一性，提出隨機和模糊混合的不確定規劃模型； （ 3 ）進一步強化倒向隨機微分方程在隨機不確定系統最優控制問題中的應用，實質性地推廣傳統的隨機最優控制相關理論，擴大隨機最優控制的應用領域，特別是在金融工作中的廣泛應用。
  20. But they have the disadvantages such as poor complexity, poor security and insufficient amount of sequence numbers among the family of codes, the chaotic signals have noise ? ike, broadband frequency spectrum, they can be used as spreading codes, furthermore, chaos system is extremely sensitive on initial conditions so that the various initial conditions given by chaos system can provide with large sum of spreading sequences and this can meet the demand of cdma, this thesis sets out to study on using chaos system to generate spreading sequence s, there are two parts is this paper : firstly, we study the basic theory of spread ? pectrum communication and the characteristics of chaos so as to prove the applicability of chaos system to be used in spread ? pectrum ii communication system

    現在使用的擴頻碼有m序列， gold碼和r - s碼等，這些擴頻碼具有良好的隨機性，但普遍存在著復雜度低、保密性差以及同一碼族序列數目少等缺點。混沌信號具有類似噪聲、寬帶連續頻譜的特徵，正符合擴頻通信中對擴頻碼的要求，而且混沌系統對初始值極其敏感，可以通過給混沌系統賦予不同的初始值得到為數眾多、不相關的擴頻序列，這正好滿足碼分多址的要求。本文對利用混沌系統應用於擴頻通信作了一些研究工作，主要包括兩部分：第一部分：探討了擴頻通信的基本理論和混沌的基本特性，說明將混沌系統應用於擴頻通信系統的可行性。
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