等幾率定理 的英文怎麼說

中文拼音 [děngjīlǜdìnglǐ]
等幾率定理 英文
theorem of equal probability
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 幾 : 幾代詞1. （多少, 用於詢問數量和時間） how many 2. （表示不定的少數目） a few; several; some
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 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...
  1. Electric - controller is nubbin in developping. we are based on designing to structure of circuit, we are dead against in time and stabilization for controlling and communications, precision and rapidity for transformation etc. we have completed to select on microprocessor, clock - frequency and a / d transfer. it carry out transformation for valve position signal, and select on solid - switch ac

    在控制器的電路結構設計的基礎上，考慮到通訊、控制的及時、穩定、轉換的精度和速度等幾方面，主要完成對微處理器的選擇、時鐘頻率和a d轉換器的選用，閥位變送功能的實現，固態交流開關和顯示器的選擇等。
  2. Based on the character of ultrasonic spectrum analysis, considering the affection of the circuit responsion of checking system, coupling state, position of checking transducer, this thesis established reasonable ultrasonic spectrum analysis method. using this method, several kinds of linear spectrum ( such as phase amplitude spectrum, phase power spectrum ) were researched and discussed

    本文根據超聲波頻譜分析的特點，綜合考慮了檢測電路響應、耦合狀況、探頭位置等因素的影響，制定出了一套合理的超聲波頻譜分析方法，並用此方法對幾種線性譜（如相位幅度譜、相位功率譜等）進行了研究和探討。
  3. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  4. It contributes to the deeper comprehesion of these probability distributions, affords more detailed theoretical basis for further studying and simulating satellite mobile channels, ? theoretical analyses and discussions of the models which are often used in the study of the propagating characteristics of satallite mobile channels are given ; meantime, some discussions on the work of model simulations are also given, ? incorrect derivation of the equality between c. loo model and corazza model in some other papers is pointed out. via the conception of received power, we derivate that in the rural environments these two models really have the equal relationship by the way of theoretical derivation and simulatant fittings. therefore, it is able to use corazza model in studying the characteristics of satellite mobile channels in the rural environments and able to avoid the iterant work of modeling, in order to enhance the efficiency and accuracy of research work, ? detailed processes of simulating lutz model by using matlab6. 0 _ simulink4. 0 and the results of comparisions are given

    本文包含有以下的主要內容： ?對衛星移動通信通道傳播特性研究中常用的三個概率分佈給出了詳細的推導過程；以便對這幾個在衛星移動通信通道傳播特性的研究中常用的概率分佈函數有更深的理解，對進一步研究衛星移動通信通道傳播特性和對通道的建模提供了更為詳盡的理論基礎； ?對衛星移動通信通道傳播特性的研究中常用的通道模型進行了理論上的分析和討論，並對衛星移動通信通道建模的研究工作提出了一定的看法； ?指出了以前的文獻中關于c . loo模型和corazza模型的等同性的證明錯誤；並從接收信號功率的角度出發，通過理論推導及模擬曲線擬合重新證明了在鄉村環境下，這兩個模型的確是具有等同性的；從而在對鄉村環境下的衛星移動通信通道傳播特性進行研究時，可以只採用corazza模型來對實際的通道進行建模，這樣可以避免重復的建模工作並提高研究工作的效率和準確性； ?給出了lutz模型在matlab6 . 0 _ simulink4 . 0環境下的軟體模擬實現的詳細過程和整體模擬測試的對比結果，保證了該模型在硬體實現時的可靠性和可行性，從而可以將它們應用於指導模型的硬體模擬實現並可以降低硬體實現時的風險。
  5. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的光網路關鍵技術，包括傳輸、交換、組網等，重點研究了光交叉連接的功能和結構、性能，對其引入的串擾進行了詳細分析，選擇恰當的器件參數進行了數值模擬，並提出了抑制措施（如雙重濾波、優化判決門限、選擇恰當的復用波長數） ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題（光網路類型、業務類型、流量類型、光網路生存性） 、 r認人演算法的分類和比較，具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立時間為優化目標的r認認演算法，提出預置光路的概念，對網路資源進行狀態分類（佔用、未佔用、預置） ，利用改進的r認叭演算法模擬，預置光路可為部分新到的連接請求快速建立連接，從而提高網路性能;研究了以多光纖網路連接阻塞率為優化目標的r認城演算法，提出了以節點度數、每個波長分層的空閑光纖數以及路由策略決定的幾種鏈路權重函數，利用基於波長分層圖模型的并行r場人演算法模擬，利用新的鏈路權重函數使得演算法具有更優的性能，使網路具有更低的連接阻塞率。
  6. The structures and dynamic changes of the artifical sand - fixing vegetation were studied based on the follow views : components of vegetation community, plant diversity, life - forms of vegetation, trends of plant growth, characteristics of the vertical and horizontal structure of vegetation, relationship between the vegetation community and environment ( including soil moisture temperature etc. ), relationship between the vegetation community and characteristics of plant physiological activities. some results were showed as follow : 1. components, diversity and life style of artificial vegetation in shapotou region the marked changes of artificial vegetation have taken place during more than 40 years, since the establishment of sand - fixing vegetation

    本文以騰格里沙漠東南緣寧夏中衛縣沙坡頭地區人工固沙植被作為研究對象，採用傳統生態學的野外調查方法，從植被群落的組成、多樣性、生活型、群落生長動態、垂直結構特徵、水平結構特徵、群落結構與周圍環境（土壤含水量、溫度）相互關系及其與植物自身生理生態適應特徵關系等多個角度研究了人工植被群落的結構及其動態變化，取得了如下研究結果： 1 、植被群落組成、多樣性及生活型：沙坡頭地區人工植被經過近50年的演變，從流動沙丘到固定沙地，沙地植被的動態變化經歷了從人工植被到人工?自然植被的轉變，從人工植被建立初期的少數幾種引種植物到現有30多種植物，隨著固定沙地時間的延長，植物種類日趨豐富，並且人工植被在15 25年、 40 50年兩個階段，物種的周轉速率最大，即群落結構變化最大。
  7. A on - line method for identifying robot load parameters based on robot ' s wrist force sensor is presented aiming at the points that the load parameters must be identified on - line and real - time, and the identification steps are given clearly. 4. experiments of on - line identification inertial parameters of the robot ' s end - effector and load are shown in chapter 4, experiments are done on robot puma562, the work pieces which inertial parameters are already known, are as robot ' s end - effector and load respectively

    第七章以一種十字梁多維力傳感器為例，以bernoulli一eulerbeam為基礎，建立傳感器的動力學模型，定義了傳感器維間禍合的禍合函數，研究傳感器各維的固有頻率與傳感器的幾何參數等的關系，傳感器動態應變與傳感器幾何參數、貼片位置等的關系，傳感器的禍合函數與傳感器幾何參數、貼片位置等的關系，力圖揭示傳感器的動態特性的本質關系，為傳感器的動態設計和傳感器結合機器人對機器人系統的影響的研究提供理論基礎
  8. And a lot of quality problems have been reported in over 10 years application both nation - wide and worldwide, like insufficient convey efficiency, friction between convey belt and the slot, causing severe damages of the operator

    近十幾年來，國內外生產的氣墊機都出現過由於主參數確定不合理引起輸送效率不足，輸送帶摩擦盤槽等質量問題，給用戶造成很大損失。
  9. In the paper, it considers how to determinate the base time, how to choose the weight, how to select a better method to organize the index. then, it analyze the main reason of choosing the method of the effective exchange rate index, one is the weight, the other is the individual exchange rate index, the two are put in different situation then it can be discriminated, then, the index is organized by this way

    在第三章中，首先依據統計指數理論和方法，通過對編制匯率指數的各種方法進行深入具體的比較，剖析了各種方法的理論上的優劣性質和實際操作的可行性，選擇採用加權幾何平均法作為編制人民幣有效匯率指數的基本方法，進一步具體地探討了樣本貨幣的構成、基期的確定、權數的選擇、價格指數的選擇以及相關數據的預處理等問題。
  10. Abstract : the effective shear stress of sediment transport is analyzed theoretically and tested by experimental data. the result shows that the effective shear stress is neither the overall shear stress nor the sand grain shear stress, but the geometric mean of these two stresses. the effective shear stress not only generalizes the flow intensity but also summarizes the flow intensities of mean flow velocity, stream power and unit stream power

    文摘:本文通過理論分析及實測資料檢驗表明，無論對於何種泥沙運動狀態，決定泥沙運動的有效切應力既不是沙粒切應力又不是全部切應力，而是介於兩者之間，近似為沙粒切應力與全部切應力的幾何平均值.這一有效切應力不但是對切應力類水流強度指標的總結，還可以概括平均流速和水流功率等水流強度指標
  11. Then author discusses the writing and debugging of the program. the ventilation of a typical chamber with a stable fixed pollutant emission is studied by founding different boundary conditions ( here, they are the both up inlet and outlet on opposite side, the up - inlet and down - outlet on opposite side and the up - inlet and down - outlet on the same side. ). and accordingly dividing different grids. using the program, the velocity values and the pollution concentration values of the chamber are worked out

    對所研究的具有單個固定污染源的典型房間的室內通風，通過對異側上送上排、上送下排以及同側上送下排等幾種方式下，建立相應的邊界條件並劃分網格，運用編制的程序對它們進行數值模擬，所得的計算結果再用excel軟體分別進行顯示與處理，得到相應條件下的流場、濃度場，而後再算出相應的通風效率。
  12. To completely avoid producing elements jointed at their corner nodes and checkerboard patterns, which frequently occur when the topology optimization of plane continuum is studied, the theory of topology analysis of plane continuum in topology optimization process and the simple algorithm for programming are studied. according to algebraic topology theory, the boundary of elements and plane continuum are operated as a one - dimensional complex. by use of the adjacency vector in graph theory, the structural topology is described and the topological operation is achieved on a computer. by above, the structural topological feature in the evolutionary process is gained. these methods are effcient and reliable. under topology constraints, according to the results of stress analysis, by deleting elements and moving nodes at the boundary, more satisfactory results can be gained by using a few numbers of elements and iterations. to demonstrate the efficiency of these methods, solutions including some well - known classical problems are presented

    避免目前平面連續體結構拓撲優化過程中經常出現的單元鉸接以及「棋盤格」等現象，研究了連續體結構拓撲優化過程的拓撲分析方法，以及在計算機上實現的簡便演算法.根據代數拓撲理論，單元及連續體的邊界作為1 -復形進行運算.利用圖論中的鄰接向量概念，在計算機上實現了結構的拓撲描述及拓撲運算，得到了結構在拓撲演化過程中的拓撲特性，方法簡單、可靠.在一定的拓撲約束下，根據應力分析結果，採用刪除單元、單元退化、移動節點等方法，可以用較少單元得到更為滿意的結果，提高計算效率.為演示方法的有效性，給出幾個包括常見經典問題的解答
  13. On the basis of the deep study of the current studying situation of multi - wavelength fiber lasers and its tendency of development, we make clear the significance of the study of multi - wavelength fiber lasers and propose a novel multi - wavelength erbium - doped fiber ring laser at room temperature. in this thesis, firstly, with the rate equation theory, we use analytical methods to deduce the relationships of the lasing wavelength and output power vs erbium - doped fiber length, coupler ratio and intracavity losses. the experimental results show a good agreement with the calculated values

    本文首先從速率方程理論出發，利用解析的方法推導出摻鉺光纖激光器輸出特性參數與摻鉺光纖和耦合器參數之間的定量關系， （如，激光輸出功率、波長與摻鉺光纖的長度、摻雜濃度、耦合器耦合比及腔的損耗等參數之間的關系） ；並從實驗上加以分析討論，實驗結論與理論值相吻合；利用改變耦合器的耦合比獲得了幾個nm的波長調諧。
  14. In accordance with the technological difficulties encountered in the process of insulation supervision based on the dissolved gases analysis ( dga ), several kinds of model and method are presented to improve the reliability and precision of fault diagnosis of the power transformer. main research content includes : by deeply studying the common transformer faults diagnosing methods, such as three - ratio methods and improved electrical committee agreements, several shortcomings such as uncertainness judgment when the fault reasons, phenomenon and principles come out together while can not consistent to each other etc. for this reason, the old methods can not fully meet the need to engineering practical application. considering fuzzy relationship matrix can fully represents the causality between fault symptoms and fault types, when diagnosing complex equipments with multiple symptoms and fault causes such as power transformer, a synthetic fuzzy diagnosing model is firstly proposed to diagnose transformer ' s insulation faults based on dga in this paper

    本文針對應用油中溶解氣體分析方法進行變壓器絕緣監督時所遇到的主要技術難點，提出了提高變壓器故障診斷的準確性、可靠性的幾種模診斷方法，主要研究內容有：通過對判斷變壓器故障常用的三比值法和改良電協研法的深入分析，其診斷準確率較高，但對故障原因、故障現象和故障機理間同時存在不確定性和模糊性的變壓器等電氣設備的故障診斷，難于滿足工程應用的需要；在處理變壓器等結構復雜設備的多癥狀、多原因故障診斷時，模糊關系矩陣可以全面反映這種癥狀與故障類型間的因果關系，進而提出了變壓器故障診斷的模糊綜合診斷模型；同時作者還深入分析了模糊運算元的特性；針對常用的模糊評判結果的模糊集的集化方法的不足性，提出了將模糊綜合診斷與模糊規則推理結合起來進行故障診斷的方法，能達到較好的效果。
  15. On the assumption of ignoring the distortion of thickness, this paper determines the rough shape by the geometric modeling method of equal area developing using mixed mesh cell of triangle and quadrangle for the first time, presents the equal area developing arithmetic of quadrangle - triangle. on the virtual geometric symmetry axis, we puts forward the method of determining the developed coordinate of the point on the base band in the development of using regular quadrangle cell, determines the developed shape of internal structure in plane utilizing point - to - point mapping theory. furthermore, we realize the approximate developing of undeveloped - irregular boundary surface using a few triangle cells

    本文結合型號研製中小曲率機翼整體壁板類零件坯料展開課題，基於板料厚向變形忽略不計的先驗假設，首創混合四邊形-三角形網格等面積展開的幾何模擬法確定壁板類零件毛坯外形，給出了混合四邊形-三角形網格等面積展開演算法；提出了虛擬分割線的概念，採用虛擬幾何對稱軸，給出了規整四邊形單元展開基帶上結點的計算方法；採用映射原理和求交演算法確定了壁板內部結構信息的展開定位。
  16. The models of the stock price fluctuation is a mathematics model discribing the fluctuation of the stock price, it is all along the question financial scholars research over a long period of time, the models existing at present are mainly the model of randonm walk and the model of lognormal distribution etc. economists analyse the two models by authentic proof, which indicates that this two models do not fully qualify the actual stock market. in view of the above - mentioned facts, at the time some scholar have studied a new model of the stock price that even conforms to the actual stock market - that is the model of lognormal distribution

    股票價格波動模型是用於描述股票價格波動的數學模型，一直是金融學者們長期研究的問題。目前存在的模型主要有隨機遊走模型、對數正態模型等，鑒于股價波動的隨機遊走模型和對數正態模型均經過實證分析，表明不完全符合現實的股票市場，目前理論研究者提出一種更符合實際股票市場的股價模型-股價波動源模型（文[ 5 ]的作者將股價異常變化帶來的短期收益率函數附加在幾何brown運動上，推廣了對數正態模型）及研究出了另一種混合形式下（見文[ 15 ] ）的期權定價方程。
  17. Frequency source is widely used in today ' s electronic equipment and even refered as " a heart " of many electronic systems. the frequency synthesizer with a lot of channels and high frequency stability by means of theory of phase locking has almost been a necessary component in the modern electronic systems such as telecommunication, radar and electronic countermeasure. the phase - locked frequency synthesizer can be generally divided into two kinds : one is digital phase locked frequency synthesizer, the other is analog sampling phase locked frequency synthesizer. compared with the prior, the latter has many merits such as lower phase noise, samller volume, lighter weight and lower power consumption and has a wide foreground in the equipments of microwave band

    利用鎖相原理來獲得波道數目眾多、頻率穩定度很高的頻率合成器，幾乎已成為現代通信、雷達和電子對抗等電子系統不可缺少的組成部分。鎖相式頻率合成器一般分為數字鎖相頻率合成器和模擬取樣鎖相頻率合成器兩類。取樣鎖相頻率合成器與數字鎖相頻率合成器相比，具有相位噪聲低、體積小、重量輕和功耗低等優點，尤其在微波波段的電子設備中，具有廣闊的應用前景。
  18. In this paper, we use the idea of the classical risk model and consider a continuous - time risk model with inter - occurrence times following the deficit - time geometric distribution. by an application of the key renewal theorem in the case of the lattice distribution we derive lundberg bounds, cramer - lundberg approximations to the ruin probability and finite - horizon lundberg inequalities

    本文利用經典風險模型的思想，對索賠到達時間間隔服從虧時幾何分佈的連續時間風險模型做了進一步的研究，應用關鍵更新定理（格點分佈的情形） ，得到了破產概率的lundberg界， cram r - lundberg逼近以及有限時間破產概率的lundberg不等式。
  19. Theorem of equal probability

    等幾率定理
  20. Here, this paper studies the found model choices, scale level, pricing basement and collecting model choices of deposit insurance fund, and deposit insurance fund management

    本文具體研究了我國存款保險基金的設立模式選擇、存款保險基金的規模水平確定、存款保險的費率釐定基礎和保費計收方式選擇以及存款保險基金的管理運營等幾個主要問題。
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