雷其理論 的英文怎麼說
中文拼音 [léiqílǐlún]
雷其理論
英文
regge theory-
The representation of aaf and its resolution not only enriches relative theory of radar signal processing and is instructive in radar parameter design and performance analysis, but also provides a practical method to quantitatively evaluate the acceleration effects on signal processing
加速度模糊函數及其分辨力的概念不僅豐富了雷達信號理論的有關內容，為雷達參數設計和性能分析提供了一定的指導意義；而且也為實際工作中定量地衡量加速度對信號處理的影響提供了分析手段。Chapter 1 introduces keynes ' s thought ; chapter 2 analyzes galbraith ' s view ; chapter 3 summarizes shiller ' s idea ; chapter 4 examines the latest development of tsm - - behavior finance ; chapter 5 compares and contrasts their thoughts ; chapter 6 tries analyzing chinese stock market in a new way
文章論述主要圍繞凱恩斯，加爾布雷斯和席勒展開，對他們的投機性市場思想進行了分析、比較，並對其最新發展? ?行為金融理論的主要思想做了較為詳細的介紹。Because of its special antenna structure, testing the antenna ’ s performance is necessary to prove its theory. auto measurement system of cfa array annates can measure the annates ’ s amplitude - phase character and resistance matrix quickly and effectively
艦載超視距雷達使用交叉場天線cfa （ crossedfieldantenna ）作為陣列天線陣元，由於其特殊的天線結構，對其特性的理論研究也需要測量數據來驗證。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。German mathematician and astronomer known for his contributions to algebra, differential geometry, probability theory, and number theory
高斯，卡爾?弗雷德里希1777 - 1855德國數學家和天文學家，因其對代數、微積分幾何、或然率理論和數字理論的貢獻而為人稱道The characteristics of the ground clutter are analyzed and presented. the development and the theories of clutter suppression of airborne radar are desicribed systematically
首先分析總結了地物雜波頻譜的組成特性，系統地闡述了機載雷達雜波抑制的基本理論及其發展動態。It is directed by the 1atest theory of terrain stickin plate tectonic, and based o n petrographical series and stratum layers. from the aspects of structural analysis, stratigraphy, petrology, sedimentology, structure geology, remote sensing geology, geophysics as well as tectonics, the author put the ordos basin into a bigger and deeper studying field while using the combination of sedimentation and structure analyses, the data of outcrops around the basin and the deep drilling coring data in the middle of this basin, geochemistry analysis, seismic methods and non - seismic methods, etc. this paper discussed the relationship between the crystalline basement and the suprastructure in and surrounding the ordos basin, and also the influences of deep geology on the basin platform cover, and some new point of view and better understanding have been brought forward on the basement growth of ordos basin and it ' s platform cover
論文以板塊構造研究的最新地體拼貼理論為指導，以巖系、地層為基礎，將沉積與構造分析相結合，並以地層學、巖石學、沉積學、構造地質學、遙感地質學、地球物理學、大地構造學等多學科入手，在充分整理現有資料及前人研究的成果基礎上，利用盆地周緣野外露頭以及盆地中部分鉆井深部取芯資料、地球化學分析資料、地震、非地震等資料將鄂爾多斯盆地置於一個更大的尺度，更深的范疇，討論了鄂爾多斯盆地及其周緣地區結晶基底與淺層構造之間的關系，探討了深部地質對盆地蓋層的影響，以不與前人雷同的視角對鄂爾多斯盆地基底發育及其蓋層中存在的問題提出了新的觀點和認識。We present a calculation program in this paper, based on the physical optical theory ( po ) theary to predict bse and bses for a conical type of radome. the po theory is used to determine the ficticius currents electrical and magnetic on the inner face of the radome, which is illuminated directly by the radar antenna, and then use the transmission matrix mothod to determine the outer surface ficticion currents, the radiated from the antenna through radome is considered as the radiation field of these ficticion current
本文提出了一種基於物理光學理論預測正圓錐天線罩瞄準誤差及瞄準誤差斜率的計算程序。首先，雷達天線照射到天線罩內壁，應用物理光學法求出內壁等效的電流和磁流，其次，根據傳輸矩陣理論求出外壁等效電流和磁流，天線通過天線罩的遠區場即可認為是外壁等效電、磁流產生的場。After discussing of the current bdar, the chosen radar ’ s damage mode and effects is analyzed in the paper according to its function structure and fighting mission. and then, an expert system is presented to assess effectively and intelligently based upon the bayesian networks. in detail, three knowledge representations, i. e. production rule, frame and bayesian networks are adopted to express different kinds of knowledge in the expert system, and forward deduction and bayesian networks ’ uncertain reason are combined to accomplish the expert system inference process
本文在總結戰場損傷評估與修復的理論體系和研究現狀的基礎上，選用某型號雷達作為研究對象，按照其功能結構及作戰任務的特點，分析了它的戰場損傷模式與影響，並就其損傷評估與修復的常用方法和決策思路，設計了一個基於貝葉斯網路的專家系統以提高戰損評估決策的自動化、智能化水平。Lfm signal is a classic pulse compression signal and it is one of the ultra - wideband radar waveforms, there is sophisticated theoretical basis of its generating, receiving and processing
線性調頻信號作為一種典型的脈壓信號，同時也是超寬帶雷達調制波形中的一種，其產生和接收處理已具備了較為成熟的理論研究。Based on the characteristics of measurement safety inspection system for railway freight transportation under the condition of electrification and informationization, the essay the nessity to apply lightning proof by modern proof theory, and introduces the integrated lighting proof technology
摘要針對電氣化、信息化條件下鐵路貨運計量安全檢測系統的特點，利用現代防雷理論分析對其進行雷電防護的必要性，並對其綜合防雷技術進行了相應介紹。It include : ( 1 ) publishing and history meaning of morill act. lt offered the legal foundation to social service function of american high school, made preparation of theory and lay the solid practical foundation ; ( 2 ) the foundation of cornell university. cornell university developed the spirits of morill act and lay the foundation for wisconsin idea ; ( 3 ) the establishing and effect of wisconsin idea
《莫雷爾法案》的頒布和實施，推動了贈地學院的蓬勃發展，為美國高等學校社會服務職能的產生奠定了法律基礎，作了理論上的準備，鋪就了堅實的實踐基礎。 （ 2 ）康乃爾大學的創辦及其影響。Because of the advantages pf no range blind area, high range resolution and low signal power, recently lfmcw radars attracted more and more attention. the theories, key technologies and application develop rapidly
線性調頻連續波雷達由於具有無距離盲區、高距離解析度、低發射功率等方面的優點，近年來受到廣泛關注，其理論、關鍵技術和應用得到迅速發展。Applying this forward model, the system identification theory is firstly introduced to gpr signal analyzing field, and the sidthk program is developed for backcalculating dielectric property and thickness of pavement structures
應用該正演模型，首次將系統識別理論引入探地雷達信號分析領域，提出了路面結構層材料介電特性及其厚度反演分析方法，並開發了反演分析軟體sidthk 。The constructionspeed of highwayincreases rapidly, at the same time, the path qualityexaminationdutyaggravatesdaybyday, andtheload ofroads evaluationalsoincreases quicklyin the maintenance. traditional method has many disadvantages, such asinefficiency, tiring, slow speed of evaluation etc. especially, the number ofmeasuring point is too little to give accurate and comprehensive result of theinterior recessive diseases of highway. beside this, the traditional method leadsdestructiontotheroadsurface, whichwillexacerbatethedeteriorationofhighway. in avoid not to affecting the normal travel and not to destroying the pavementstructure, it is urgently to apply nondestructive evaluation ( nde ) techniques tocontrol quality of highway construction and to estimate the running conditionaccurately. the nde techniques of highway have to satisfy the followingqualification : mapping the shape, size and depth of flaw precisely ; having nodamages to the road structure ; being capable of carrying out examination in widerange ; beingeasytoequipandoperate ; beinginsulatetotheenvironmentinfluence. theintelligenceintegrationevaluationvehicleforroadbedandpavement ( iievrp ) is just the comprehensive nde technique that can satisfy the demands above, which can implement detection of highway rapidly and nondestructively
作為吉林省科技廳高新技術項目（ 20020331 ） 「路基路面智能集成檢測車」的一個子項，本文在理論的基礎上，結合實驗對探地雷達檢測路面結構層厚度及路基、路面病害進行了研究，主要工作如下: 1 .闡述探地雷達發展的歷史和研究現狀，介紹探地雷達在路面結構層厚度檢測與路基、路面病害識別上的應用，分析探地雷達設備性能，探討其測量參數對探測性能的影響; 2 .引入matlab計算軟體，利用其中的小波分析工具箱對探地雷達信號進行分析處理; 3 .構建適于道路檢測的車載實驗平臺，為進一步完善路基路面檢測車系統打下了基礎; 4 .通過對模型的檢測，對探地雷達探測性能做出定性或半定量的評價; 5 .通過對實際路面的檢測，驗證探地雷達在道路檢測中的有效性。Moisture, the voids and the density of the pavement are expected for many operators in the road department. in order to promote the application of gpr to detect pavement quality as quickly as possible, in this paper some research works were zone. the mainly research results includes the following aspects : ( 1 ) since the dielectric constants of pavement medium have important influence on radar detection results, dielectric properties of pavement layers materials are analyzed for the design of practical gpr system and field application
目前探地雷達在公路上的應用還主要局限於路面結構層厚度的檢測，對路基路面物理力學指標的無損檢測被廣大公路工作者寄予厚望，這一技術的應用還有很多的工作要做，為了使其早日應用於實際，實現探地雷達對路面含水量、空隙率和壓實度的快速無損檢測，本文具體做了以下的一些工作： （ 1 ）鑒于介電常數對探地雷達檢測的重要影響，對路面結構材料的介電特性進行深入分析，為路用探地雷達的實際應用測量提供理論依據。The pseudo - random fsk / psk multi - modulation signal and the partly - matched processing signal remain the information of the target of interest. compared with the other processing methods, the partly - matched procession could depict the target ' s information effectively, and could get a higher output snr under a noisy environment. in this dissertation, the deduction and the simulink on the computer of the average ambiguity function of the pseudo - random fsk / psk multi - modulation signal are presented. also, to the partly - matched procession, analysis in theory and simulink on computer are presented. the partly - matched procession applied in radar field is also discussed
較其它處理方法，非完全匹配處理能有效的突出所觀測目標的信息，以及在加噪情況下，其具有高的輸出信噪比。在論文中，對偽隨機fsk / psk復合調制信號的模糊特性進行了推導與模擬，對非完全匹配處理方法進行了理論上的分析以及計算機上的模擬驗證，討論了其在雷達中的應用。In this dissertation, we systematically study the pulse - position - modulated pulse - sequence ( ppm - ps ) radar signal theory and its applications to radar / fuze systems
本文系統地研究了脈位調制脈沖串雷達信號理論及其在雷達引信中的應用。The current gpr data analyzing method for pavement thickness can only give the acceptable results for new asphalt concrete pavement, but for aged asphalt concrete pavement and cement concrete pavement, the accuracy is not satisfactory because of the theoretic modeling and data acquisition difficulties. the study on pavement compaction, moisture content and asphalt content is under exploration and the program for processing gpr data based on rigorous theoretic model can not be found in literature
由於理論模型及信號採集等方面的困難，現行路面雷達厚度分析方法僅對新鋪瀝青混凝土路面有相對較好的檢測精度，而對舊瀝青混凝土路面和水泥混凝土路面的檢測精度卻不能令人滿意，對路面其它技術指標如壓實度、含水量以及瀝青含量的研究還處于探索階段，建立在嚴密理論模型基礎上的數據分析軟體系統尚處于空白狀態。Author simulates original data of single point & multipoint based on the theoretical model of sar echo and processes these data by range - doppler imaging algorithm, likewise carries out deceptional jamming technology with point - target by simulation experiments. in addition, author succeeds in proposing a simpler and feasible method to resolve the location problem of deceptional jamming
根據合成孔徑雷達回波理論模型，模擬了單點和多點目標原始數據並對其成像，同樣通過模擬軟體實驗了點目標欺騙性干擾，並且就欺騙性干擾中的定位問題提出了一種較為簡單可行的解決方案分享友人