隨機相角 的英文怎麼說
中文拼音 [suíjīxiāngjiǎo]
隨機相角
英文
random phase angle-
The industrial development in shandong should be located on the above - mentioned superior industries, known as the industries which is " inoculated " by the high and new technology and upgraded such as the leading industry like mechanism, electron, petrifaction and etc, or the traditional industry like energy source, textile, foodstuff, metallurgy and etc, or the high and new technique industry like electronic message, biological engineering, ocean and etc. correspond with the development and grandness of these strategic industry, the famousbrand products including the products of the household appliances, the utility type sedan, the refine chemical industrial products, computer software, halobios pharmacy, industrial revelation ware and etc should be created gradually, and then improve the structure of the industrial products
山東省工業發展應定位於上述優勢產業，即經過高新技術「嫁接」和換代升級的機械、電子、石化等主導產業，能源、紡織、食品、冶金等傳統產業，電子信息、生物工程、海洋等高新技術產業。相應于這些戰略產業的發展和壯大，逐步創造出包括家電、經濟型轎車、精細化工產品、計算機軟體、海洋生物制藥、工業新材料製品等在內的名牌產品，並進而改善工業產品結構。隨著中國加入世貿，為應對經濟全球化的挑戰，關于產業競爭力的研究成為一大熱點，但以往的研究都側重於從國家或企業的角度考慮問題，本文試圖從區域經濟的角度研究產業競爭力，探索提升產業競爭力的途徑，為研究中國產業國際競爭力提供借鑒和參考。Abstract : the far - field spot characteristics of laser converted by random phase plate are analyzed theoretically, including the shape, size, rotational symmetry and diffractive efficiency of the spots, as well as the distribution of subsidiary spot. by comparing the influence of phase element shape ( triangular, square and hexagonal ) on the characteristics, we found that the random phase plate with hexagonal array structure is more suitable for the beam smoothing in laser fusion
文摘:從理論上分析了激光經隨機位相板變換后在遠場的光斑特性（包括光斑的形狀、大小、旋轉對稱性、衍射效率以及旁瓣分佈） ，通過比較三種形狀位相元（等邊三角形、正方形和正六邊形）的遠場光斑特性，得知正六邊形位相元結構的隨機位相板更適合於激光聚變中的束勻化。It turned out to be the main component of the most obvious and unusual thing in the whole scene : tiny spherules that littered the plains as far as the camera could see, as if hundreds of strings of pearls had broken and scattered their beads across a flat floor
最終它作為一幅最為平常又極不平凡場景中的主角登場了：在照相機鏡頭所能容納的范圍內，平原上隨意分佈著許多小圓球，就像千百串斷鏈的珍珠被撒在平坦的地面上。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技術，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數學模型，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模擬法兩種途徑對雙星定向的精度進行了詳細分析，數學模擬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。In the last few years, we had obtained plenteous harvests on the exploration of lower palaeozoic burial hills in the regions of zhuangxi and chengdao, jiyang depression. with the enhancing of the exploration degree, it needs more deep research on its reservoirs to adapt to it
隨著勘探程度的不斷加大，也需要對其潛山儲集層的研究不斷深入與之相適應，本文著重從地球化學的角度對樁西、埕島地區下古生界古潛山儲層的發育機制進行了研究和探討。It was indicated that the ww satisfied the design requirements of the manipulator. the aw expanded with the increasing of the end link and the end - effector length, while the dw and the dexterity of manipulator reduced accordingly. in addition, the length of link 3 and link 5 and the angle range of joint 5 should be chosen reasonably in order to decrease the cavum volume in the workspace
腕點工作空間滿足機械手設計要求，末桿長度與末端執行器長度對總工作空間與靈活工作空間有較大影響，隨著其長度增大，總工作空間增大，但相應的靈活工作空間減小，機械手靈活性降低；為減小工作空間中空腔區域體積，桿件3 、桿件5的長度與關節5的轉角應合理選擇。With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed
本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上，重新構建了系統級故障診斷的理論基礎，定義了系統級故障診斷測試模型的三值表示；改進了系統級故障診斷的矩陣方法，重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣，由此能直觀、簡便地生成集團和極大獨立點集；補充和完善了各類測試模型的系統級故障診斷的集團演算法，通過定義集團測試邊和絕對故障集，簡化了集團診斷圖，由此能較易地找到所有的相容故障模式，即使不滿足t -可診斷性，大大減少了系統級故障診斷的復雜度，尤其是對強t -可診斷系統；首次分析探討了各類測試模型的方程解決，由此從另一角度能系統地、高效率地求出所有的相容故障模式（ cfp ） ：擴充了系統級故障診斷模擬系統的功能，快速、直觀和隨機地模擬實驗運行環境，進行清晰和正確的診斷，同時提供大量的實驗數據用於理論研究，優化演算法和設計。Firstly, from the viewpoint of graph theory, we analyzed fitness landscapes, and described the random walk correlation function, then we deduced the equation to compute the correlation length
從圖論的角度對遺傳演算法適應值曲面進行了分析，描述了適應值曲面上的隨機遊走相關函數，詳細推導了相關長度計算公式。This article analyses the signal characteristics of several typical cw radars, and presents the principle and application of doppler radar. as one focal point, this article researches the generation and math characteristics of pseudorandom code modulated signal, analyses the spectrum of pseudorandom code phase modulation radar signal, and presents this kind of signal ' s application in distance and speed measurement. this article also researches the application of mono - pulse amplitude comparison radar in angle measurement finally, this article elaborates the working process of crs in uast
本文分析了幾種典型的連續波雷達信號的特性，介紹了多普勒雷達的原理和應用；研究了偽隨機編碼信號的產生和數學特徵，著重分析了偽碼調相連續波雷達信號的頻譜，及其在雷達測距、測速方面的應用；研究了單脈沖幅度比較體制在雷達測角中的應用；最後，闡述了超近反導系統中復合體制雷達的工作過程。To make further study on the optimization capability of iga and other correlative capabilities mathematically, stochastic theory is used to analyze iga. as a result, the global convergence of iga and other correlative characteristics are got. meanwhile, the convergent effect and the mechanism on prevention from premature of iga is studied so that the effectiveness and the superiority of the algorithm proposed in the dissertation are proved theoretically
為了從數學角度更加深入地分析iga的優化能力及相關性能，利用隨機過程理論對iga進行分析，並證明了iga的全局收斂性及其他相關性質，還對iga的收斂效果以及對早熟的防治機理進行了研究，從而在理論上證明了本文演算法的有效性和優越性。Firstly in this part, computer simulation methodology based on the baecher model for generating network of discrete fractures was presented, which includes the follow details : probability distributions of fracture density, orientation, trace length, size, and aperture and estimation of their statistical parameters ; stochastic models of fracture network ; monte - carlo ' s simulation method ; numerical simulation procedure and technicality. then, boundary element method was used to calculate flow through the generated fractured network. assuming single fracture as a two - dimension inexpressible isotropic porous media, boundary element method equations for flow in single fracture and then in fracture network were derived using the weighted residual method
給出了離散裂隙網路模型所依據的基本假定；發展了基於baecher模型的離散裂隙網路計算機隨機生成技術：詳細地推導了單裂隙滲流和多裂隙相交網路滲流的邊界單元法公式，發展了離散裂隙網路中穩態滲流的邊界元數值技術，並且討論了相關的具體數值技術細節，如角點的處理方法，單元的自動剖分等：描述了混合邊界元?管流模擬方法及其數值實現；研究了裂隙網路的簡化方法，並針對裂隙網路邊界元法的特點提出了一種改進的分塊三角分解法。At first, we prove the complete convergence of triangular arrays. then, we give the complete convergence of associated random variables. at last, the almost sure convergence and complete convergence of - mixing random variables " order statistics are given
樣本及m -相依樣本三角組列的完全收斂性；接著研究相伴隨機變量序列的完全收斂性；最後，還給出了混合隨機變量次序統計量的強相合性及完全收斂性。Obtained by emtp program and the egm, this paper studies on lightning protection performance on 500kv double circuit transmission line the distributed parameter model of tower is built when analyzing the back stroking lightning protection performance for double circuit line, it can truly reflect the spreading course of lightning current on the tower, furthermore, considering the randomness of working voltage ' s phase when lightning strokes the top tower and supposing the probability of lightning appearing arbitrary phase in a cycle of ac is equal, this paper brings forward the statistical method to calculate the rate of back stroking on double circuit line
本文利用emtp程序、擊距法對500kv同桿雙回線路的耐雷性能進行了研究。在分析同桿雙回線路的反擊耐雷性能時，建立了桿塔的分佈參數計算模型，此模型可以真實地反映雷電流在桿塔上的傳播過程。並針對雷擊塔頂時，導線運行電壓相位角的隨機性，本文假定雷擊出現于交流一周期的任一角度區間內的概率相等，提出了利用統計法計算同桿雙回線路的反擊跳閘率。China marine oil spill contingency plan is now in the process of improvement. the inland waterway oil spill is another important area remain to be explored in term of increasing accident rate and booming shipping amount in yang tzi river. the need for inland waterway oil spill contingency plan is imperative. at strategic level, this paper compares several existing oil spill risk analysis methods including " historical date analysis " and " comparative risk indexes ", pointing out limitation of them, and then apply the " comparative risk indexes " approach to " river segment " spill risk analysis, developing " river segment oil spill comparative risk assessment framework " this paper also take new approach to collision and grounding in river by stochastic modeling tanker traffic in narrow waterway
本文在內河溢油反應戰略規劃層次上，分析現有的溢油風險評估方法，包括歷史數據統計法和比較風險評估法，指出相關方法的適用性和局限性；基於長江下游水道採用「區段」和「河段」雙層評估的思路，提出「長江下遊河段比較溢油風險評估模式」 ；將馬爾科夫狀態轉移的思想應用到船舶運動描述中，從隨機過程角度分析船舶在水道中的運行和事故發生，得出船舶事故概率計算模型。Enrollment began in june 2004 for a randomized, multicenter inestigational deice exemptions clinical trial comparing the safety and effectieness of the titanium - sapphire laser against alt for the treatment of open - angle glaucoma
從2004年6月開始進行一項多中心隨機臨床試驗來比較鈦寶石激光器相對于alt治療開角型青光眼的安全性和有效性。Orthogonal matrixes have special structures, and every row vector of them can be taken as a plot, which may be parametrized in n - sphere space. through the research of structures of orthogonal matrixes, the writer finds a parametrized matrix, which can express all the orthogonal matrixes. through analysing uprightness between related high - order planes and the number of required parameters, we get the maturity of this method
自然的，這些點可以用其球坐標，即與各坐標軸的夾角來參數化，作者通過觀察正交矩陣的幾何結構，最終找到了任意維數的隨機正交矩陣的參數表示方法，通過分析相關超平面之間的垂直關系和參數化正交矩陣需要的參數個數，論證了這種表示的完備性。The results indicate that the fuel delivery advance angle corresponding to the lowest fuel consumption of diesel engine is as similar as that of e30 engine. with the increase of fuel delivery advance angle, nox emission enlarges and smoke reduces
結果表明： e30混合燃料發動機的最低燃料消耗率對應的供油提前角與原柴油機相當，隨供油提前角增大， e30的no _ x排放增加，但煙度降低。The fact that the local dynamical model has superior performance of predicting the reverberation sequence to the classical random ar model also reveals that the reverberation is more suitable for the deterministic model
比較經典的隨機ar模型和局部動力學線性模型的預測性能，發現後者平均相對誤差小，可預測長度長。這個事實在一定程度上（至少從預測的角度看）說明混響過程更適合於確定性建模。From the point of financial asset value movement ' s statistics, the paper analyses statistical characters and methods of security portfolio market risk, such as geometrical brownian motion, stochastic wandering model, and normal distribution, which depict the motion of stock ' s price. the paper indicates fluctuation and relativity are issue of statistical object
論文首先從金融資產價值運動的統計理論角度，系統分析了證券投資市場風險的統計特徵和統計方法，如描述股票價格運動的幾何布朗運動、隨機遊走模型、以及正態分佈等，指出了描述證券投資市場風險的重要統計對象是組合資產價值的波動性和相關性。From the point of view of the modulation of rppm, chaotic signal with stochastic characteristics is introduced as its modulation, which has the good performance just like the random signal
從隨機脈位調制脈沖多普勒雷達信號調制角度出發，又引入了具有類隨機性的混沌信號作為其基本調制信號，性能與採用隨機信號相接近。分享友人