均等向量 的英文怎麼說
中文拼音 [jūnděngxiàngliáng]
均等向量
英文
equalized vector-
Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results
這種方法的積分方程的積分核里含有復雜的微積分運算,為了簡化計算,本文在推廣的海倫積分方程的基礎上,對方程進行了簡化,推導了nakano方程,並以平面阿基米德螺旋天線,平面等角螺旋天線,軸向模圓柱螺旋天線,具有固定升角的圓錐螺旋天線和圓錐等角螺旋天線為例,用矩量法求解了天線上的電流分佈,研究了螺旋天線輻射的寬頻帶特性,所得的結果均與參考文獻吻合很好。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,並按變量對應思想採集它們的相應數據;其次,由於相應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、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出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應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應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作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。There is a period of soil contents range from ten to twenty five days over the humid discussed area in summer, and the period is not obvious at the discussed zone of close oasis desert area in summer and winter. ( 2 ) soil temperature exits several periodic variations of different depths ranging from six to twenty four days in heihe region, and nine to thirty days in gaize and shiquanhe region. it also shows that gradient of soil temperature affects on the soil content movement more greatly in summer. ( 3 ) the land surface temperature of yangtze river lower region is retrieved from noaa - ahvrr data
( 2 )根據土壤溫濕資料,採用功率譜分析、 pca分析等方法,分析了兩種典型下墊面土壤溫度的時空分佈特徵及其對土壤水分運動的影響,發現研究區土壤溫度除日和年變化周期外還存在6 30天的不同周期;下墊面的非均勻性及其季節變化及溫度梯度變化對土壤水分運動有很大影響,冬季溫度梯度變化對土壤含水量影響大於夏季溫度梯度對上壤含水量變化的影響,且溫度梯度與水分運動方向相反。We find that the petrology characteristic of all the samples have no characteristic of meteoric water such as geopetal structure, infiltrative sand, ( uniform cement and gravitational cement on base of the research of the dolomite in the regions. on the dot diagram of combination of mgco3 ( mol % ) and sr, the dot are all close to the line of seawater whether they are microlite - crystalline penecontemporaneous dolostone or diagenetic dolostone of various crystals. the 87sr / 86sr value of dolostone or matrix is less than the one of sparry calcite in cave or vein, and close to the value of seawater
通過本區白雲巖的研究發現:已有的白雲巖樣品的巖石學特徵沒有顯示出如示底構造、滲濾沙、新月型膠結物和重力膠結物等大氣淡水作用的特徵;在白雲石mgco _ 3mol百分數和白雲石sr含量的投點圖中,無論是準同生成因的泥?微晶白雲巖,還是粉?細晶(或中晶,或細晶以上的不等晶)的成巖白雲巖,均投在海水線的附近;白雲巖(或基質)的~ ( 87 ) sr / ~ ( 86 ) sr比值顯著低於與孔洞或脈中充填的亮晶方解石,且與海水值十分接近, ~ ( 13 ) c和~ ( 18 ) o值顯著高於孔洞或脈中充填的亮晶方解石,也偏向于海水值; mn含量則顯著低於孔洞或脈中充填的亮晶方解石。The backscattering results of benchmark targets such as sphere, nasa almond, double ogive are given in this paper, they agree very well with the measurement. these numerical results prove the validity and high accuracy of the present methods
本文給出了基準目標如導體球、杏仁核、雙橄欖體等的後向散射結果,這些結果均與測量值吻合很好,充分說明了本文方法的高效性。By comparing the results with relative experiment data, it is shown that rng k - is more exactly than the other turbulent model. 2 ) the influences of axial inflow position, radial outflow size, rotating reynold number, non - dimensional mass flowrate and axial inflow angle on the flow and heat transfer characteristics were numerically investigated for a typical rotator - stator cavity with axial inflow, radial inflow and radial outflow. the correlations for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established
( 2 )針對一典型的徑向、軸向進氣,徑向出氣的轉-靜盤腔結構,系統研究軸向進氣位置、徑向出口大小、旋轉雷諾數、無量綱質量流量和軸向垂直預旋進氣等對盤腔內流動和換熱的影響,整理出轉-靜盤腔內轉盤平均努謝爾數與旋轉雷諾數無量綱質量流量之間的準則關聯式。By analyzing the microstructure, the digitized cell model of three - dimensional four - directional composites is established, then the mechanic properties of three - dimensional four - directional composites are calculated by the digitized cell - based finite element method ( dcb - fem ), and the influence of the braiding angle and the fiber volume fraction is discussed
摘要在確立三維四向編織復合材料數字化單胞力學分析模型的基礎上,運用均勻化方法對三維編織復合材料的等效彈性性能進行了分析計算,並討論了編織角和纖維體積含量對此材料等效彈性性能的影響。Therefore, the paper expanded eles, namely, turned the above assumption into the following : all the consumers in the same income level have the identical marginal budget share or the identical marginal propensity to consume when consuming certain goods, but consumers in different income level have not and the paper, by defining and introducing the nominal variable of income level - a variable of the marginal propensity to consume only resulting from the change of consumers " ( rural residents ) income level, with which the standard income level was compared, adopted to expand again the extended eles model, exploited the surveying household data in 2001 by liaoning statistics bureau, caculated ( 1 ) the marginal propensity to consume, real expenditure structure, real propensity to consume and marginal budget share of main consumer goods of rural residents in different income levels ; ( 2 ) the proportion of the basic demand quantity, the basic demand structure, the basic demand of main consumer goods in real expenditure of livelihood consumption ; ( 3 ) the income elasticity of demand, the expenditure elasticity of consumption, the price elasticity of demand and the cross price elasticity of demand of main consumer goods ; finally, came the following conclusions : 1
故本論文採用對擴展的線性支出系統進行再擴展,即將上述假定改為: 「對某類消費品的邊際預算份額或邊際消費傾向,對于同一收入等級的所有消費者均相同,但對于不同收入等級的消費者則有可能不同。 」並通過定義和在模型中引入收入等級虛變量,藉以代表與基準的收入等級相比,消費者(農民)僅僅由於其所處的收入等級變化所導致的邊際消費傾向的變化量。本論文採用對擴展的eles模型的再擴展,利用遼寧省統計局農調總隊的2001年農村住戶調查分戶資料(共1890戶) ,計算了( 1 )不同收入等級農民對各主要類型消費品的邊際消費傾向、實際支出結構、實際消費傾向、邊際預算份額; ( 2 )不同收入等級農民對各主要類型消費品的基本需求量、基本需求結構、基本需求占實際生活消費支出比重; ( 3 )不同收入等級農民對各主要類摘要型消費品的需求收入彈性、消費支出彈性、需求自價格彈性、需求的交叉價格彈性。Also, we give characteriza - tions of the set of solutions for ( ivep ) in case of nonmonotonicity, weak c - pseudomonotonicity, c - pseudomonotonicity and strict c - pseudomonotonicity, respectively. under these assumptions and additional conditions, we conclude that " the sets of solutions for ( ivep ) are nonempty, closed and convex. finally, we give some applications of ( ivep ) to vector variational inequality problems and vector optimization problems
通過有力的證明和具體的例子,我們可以斷定在一定條件下隱式向量均衡問題( ivep )的解集是不空、閉和凸的;最後在第五節里,我們舉出了一些隱式向量均衡問題( ivep )應用到向量變分不等式問題和向量優化問題的例子。Findings of the research provide new insights to improve the present understanding of tb and their relationships to degree of teacher job involving, of teacher intrapersonal intelligence, of teacher critical thinking, and of teacher ' s job satisfaction
顯示教師效能感、職業認同、教師反思智力、批判思考傾向、工作滿意度及工作業績等變量對教師信念的影響均顯著,證實了本研究的基本假設。Given a rectangular ( cuboidal for the puritans ) cake with a rectangular piece removed ( any size or orientation ), how would you cut the remainder of the cake into two equal halves with one straight cut of a knife
譯:給定一塊已在任意位置用任意方向切去一個矩形塊的矩形蛋糕(注意是立體的,質量均勻的) ,怎樣用一刀切出相等重量的兩塊來?This paper has studied the mean attenuation, scattering, and back scattering cross sections of groups of small rotating spheroids about characteristics of microwave scattering when their rotatory axes are oriented at random in any direction in 2d plane and 3d space respectively under the condition of normal distribution, and that those physical quantities are changed with different variance, expectation and wave lengths of incident electromagnetic wave
本文研究旋轉軸方向分別在平面內和空間中隨機取向呈正態分佈時的小旋轉橢球粒子群的平均衰減截面、平均散射截面、平均後向散射截面等微波散射特徵,以及這些物理量隨軸向分佈期望、方差及入射電磁波波長的變化。5, using the method of virtual value. kurtosis, time domain averaging and so on to pick up equipment fault information, and processing data by the method of svm theory
5 、利用有效值、峭度、時域平均分析等方法提取設備故障信息,並利用支持向量機( svm )理論進行機器學習演算法研究。Considering the fuzziness of some boundary conditions enviroment media, and especially some loads in the engineering structure analysis, we go further into the computation based on the dynamic problem of fuzzy finite element ( ffe ), study further and systematically the analysis and solution. the principle of fuzzy minimum potential energy is established, and the balance equation of fuzzy finite element is reasoned by making fuzzy variation. at the same time, the dynamic balance equation of stochastic by making stochastic variation , also the fuzzy stochastic dynamic balance equation is deduced. based the theory that the degree of the fuzziness and probability can be measured, in the other word, by using the concept of fuzzy entropy and entropy, pure fuzzy dynamic structure is given through transforming the probability to fuzziness. for the fuzzy parameter can be regarded as a fuzzy vector with dimensions, the structure ' s eigenvalue, by the theory of small parameter
建立了模糊瞬時最小勢能原理,運用模糊變分原理導出了模糊有限元動力平衡方程;同時,利用隨機變分原理導出了動力問題的隨機有限元方程,同時得到了模糊隨機動力問題的有限元平衡方程。根據模糊度和概率度可以度量的原理,即利用模糊熵和概率熵的概念,把結構的隨機性等效地轉化為結構的模糊性,得到純粹模糊性的動力結構。把結構所具有的模糊參數看作一個維的模糊向量,利用小參數攝動原理,把結構的特徵值,特徵向量和位移都在模糊向量的均值處進行泰勒展開,得到一組遞歸方程,即可以求得結構的模糊特徵值,特徵向量和模糊位移。In this paper, we use the main results of type 2 vdr to analyze the spherical symmetric distribution. we obtain the two equivalent representations of the spherical symmetric distribution. they are both a product of a positive random variable and a random vector with uniform distribution, and the domain of uniform distribution are both related with sphere
本文將第二類垂直密度表示的主要結論應用於球對稱分佈,得到了球對稱分佈的兩種等價表示形式,它們都是一個正隨機變量與一個均勻分佈向量的乘積的形式,且均勻分佈的區域都與球有關。The initialization method to achieve different equalizer delay local minimum is proposed for btea and se. comparison study using several uwac with different zero locations is made to demonstrate the equivalent of different initialization method for least mean square ( lms ) algorithm, btea, se and cma
盡管常數模盲均衡演算法的初始化仍然是一個公認的未能解決的問題,但本文通過幾條不同零點位置的水聲通道,對比研究了自適應最小均方誤差演算法、倒三譜演算法、超指數演算法和常數模演算法的不同權向量初始化的等效性。In the second part, we investigate the compact submanifolds m with the parallel isoperimetric section in the real space forms rm ( c ) and prove that if there exists a parallel isoperimetric section on m, and the sectional curvature of m is always greater than zero, then m is contained in a hyper - sphere ; and get that the gauss curvature of the compact surfaces m with constant mean curvature in constant curvature space r4 ( c ) is always greater than zero, then m is a totally geodesic surface or a sphere, where an isoperimetric on m means a unit normal vector field defined globally on m with m1 ( ) = constant
( 2 )研究了實空間形式r ~ m ( c )中具有平行等參截面的緊致子流形m ,證明了具有一平行等參截面的子流形m ,如果m的截面曲率恆正,則m包含在r ~ m ( c )的一個超球面內;對于常曲率空間及r ~ 4 ( c )中具有常平均曲率的緊致曲面m ,如果m的高斯曲率處處大於零,則m或為r ~ m ( c )中的全測地曲面或為一球面。這里m上的等參截面是m上整體定義的單位法向量場,使得m關於它的平均曲率m _ 1 ( )是常數。In the last part of the paper, there is a preliminary discussion about the quantitative relationship between the supply and cost compensation of mixed goods the paper consists of six chapters : chapter one is a brief introduction to the basic theories of mixed goods, which mainly includes the definition, the characteristics and the effective supply of mixed goods
根據上述定義,可以將混合產品的特徵歸結為不充分的非排他性和非競爭性、外部性、消費數量非均等性。事業單位向社會提供的產品和服務大都屬于混合產品。因此,探討混合產品的范圍可以從事業產品開始。The inherent relationship between fisher linear discriminant analysis and karhunen - loeve expansion is revealed, i. e., ulda is essentially equivalent to one classical k - l expansion method. moreover, we enhance ulda using the idea of another k - l expansion method, and finally an optimal k - l expansion method is developed
揭示了具有統計不相關性的線性鑒別分析與經典的k - l展開方法的內在關系,即不相關的線性鑒別分析方法與包含在類均值向量中判別信息的最優壓縮方法是等價的,並在此基礎上導出了一種最優k - l展開方法。It shows that there is cointegration relationship between the economic growth rate and the m1 increase rate. then by using the cointegration, granger causality method, impulse - response analysis, vector error correction model with markov regime switching to test the equilibrium relationship in long run and the short fluctuation pattern in short run between the real output and m1 increase rate, it shows that monetary supply can affect the macroeconomic effectively, and the interest rate and stock market value can not affect the macroeconomic effectively
本文研究了經濟增長與貨幣供給量、利率、股票市場等貨幣中介指標的關系,得出經濟增長率與m1增長率具有協整關系的結論,在此基礎上使用協整分析、 granger因果關系檢驗、脈沖響應分析、具有markov區制轉移的向量誤差修正模型等最新的經濟計量方法,描述和檢驗了中國經濟周期波動過程中實際產出與貨幣供應量變動的長期均衡關系和短期波動模式。分享友人