數組截面 的英文怎麼說
中文拼音 [shǔzǔjiémiàn]
數組截面
英文
cross section of array-
So we consider five financial indexes includes stock b / p, e / p, current stock size, current stock stru and financial levge by the international tradition, then descriptive statistical test method and cross section statistical test method proved that b / p and current stock size have marked effect on the securities yield besides coefficient b. in the third chapter, the article fut forward a risk factor model, estimates yield sequences of every risk factor by weight regression, and then estimates each risk factor coefficient of different stock by time sequence regression, at last we can reckon the portfolio risk o2p and yield rp which consists n stocks
結合國際慣例,文章考慮了股票的凈值市價比( b p ) ,市盈率倒數( e p ) ,流通規模( size ) ,流通比例( stru )和財務杠桿( levge )等五個財務指標,應用描述性統計檢驗和橫截面統計檢驗等多種方法,結果表明,除系數以外,凈值市價比( b p )和流通規模( size )對證券收益率部有重要的影響。在論文的第三章,提出了一個基於多因素的風險因子模型,並用加權回歸和時間序列回歸等方法估計出了不同證券的各風險因子系數(類似於單指數模型中的系數) ,據此,即可衡量出一個包括n只股票的組合的風險_ p ~ 2和收益率r _ p 。Based on the numerical simulation and accuracy analysis to previous slab ' s test with the ansys program, the study of composite wall, with various detail design under potential load action respectively or jointly is carried on and the wall ' s atress behavior and failure mode is obtained, also the influence to wall ' s stiffness and bearing capacity by kinds of factors, including wall ' s shear span ratio, member ' s section, bar arrangement, etc. based on the hammer blow test and stiffness test, a 1 / 3 scale ten - bay model ' s modality parameter and elastic deformation characteristic is analyzed
在對密肋復合墻板運用ansys ~ ( ( ? ) )程序進行數值模擬、分析驗證的基礎上,對典型組合墻體在不同連接構造和不同荷載效應組合作用下的受力形態和破壞模式進行研究;計算分析了復合墻體剪跨比、邊框柱截面尺寸、邊框柱配筋大小以及墻板內肋梁肋柱配筋等諸多因素對密肋復合墻體承載力及剛度的影響,得出其變化規律。Based on tests of nine 1 / 2 - scaled model slabs under vertical loads, the paper analyzed load - deformation curve and proposed limit value of height - width ratio under axial loads. 2. based on aseismic tests, the paper put forward a model of concrete frame, silica brick and a combination of the two, proposed that the silica brick works as a 45 compression bar, analyzed the factors which may influence bearing capacity of the slab and advised a formula including the numbers of bays and of storeys of the frame
通過對墻板模型的抗震性能試驗研究,建立了由鋼筋混凝土框格、砌塊以及兩者協同作用三個部分組成的承載力極限狀態下的理論簡化計算模型;提出了墻板中填充塊等效斜壓桿寬度按45度計算的統一量化標準;分析了影響墻板承載力的主要影響因素,給出了表達墻板框格層數和跨數不同的斜截面承載力實用設計計算公式。The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed
對由前向爆轟產生驅動氣體並具有局部錐形收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉方程組和有限體積tvd格式在局部正交的網格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。In this method the stress resultants of concrete in the cross section are evaluated by accurate integrating method and the resultants of structural steel and reinforcing bars are obtained using the fiber element method. the final nonlinear algebraic equations are solved using an iterative quasi - newton procedure based on the regula - falsi numerical scheme
應用該計算機方法,截面上的混凝土內力採用精確的積分方法求得,結構鋼與鋼筋的內力則由纖維元方法計算,而最終的非線性代數方程組由分離變量的擬newton - raphson迭代方法求解。In order to grasp the urban system processes and evolution pattern of hunan province comprehensively, this article has made further discussion on its structure characteristic : through regression analysis, graph analysis and statistics analysis of the time series data and cross sections data, by combining with the fractal theory, we induce the following conclusion : the hierarchical size structure presents the law of the primate city, the rank - size rule and pyramid structure characteristic, but it also has the insufficient development problem of the high hierarchical size city. by using the gravitation model, we found out that the economy relation intensity among those main cities is weak while the structure is loose. based on the urban layer system of economic development level and industrial structure evolution of the cities in hunan province, this article then induces the function combination among the five urban agglomerations in hunan province
為全面把握湖南城市體系的運演規律,本文對其結構特徵作了進一步的探討:通過時序數據和截面數據的回歸分析、圖表分析和統計分析,結合分形理論,得出了其等級規模結構分佈呈現出首位分佈、位序?規模分佈和金字塔結構特徵,以及存在著高層次城市發展不足的問題;運用場引力模型發現該省主要城市間的經濟聯系強度較弱、結構鬆散,在歸納出該省城市經濟發展水平的層次體系、產業結構演變的基礎上,導出了該省城市體系的五大城市群職能組合;結合空間結構體系、路網交通條件和經濟發展狀況,對該省城市空間分佈狀態進行了定性分析,研究表明該省總體上處于極化階段,各個具體區域,分佈階段不一,差異較大。For the stress analysis of dryers under the line load of supporting rollers, according to hoff theoretical solution of thin cylindrical shell under line loads, mangelsdorf approximate solution is modified on the basis of the calculation analysis for 14 sets dryers " dimension by computer programming with matlab software. the approximate formulas of the second largest hoop stress of the middle section of the shell are derived
針對托輥線壓載荷作用下烘缸的受力分析,本文根據薄壁圓柱殼在線壓載荷作用下的hoff理論解,在運用matlab軟體對14組常用烘缸參數進行編程計算分析的基礎上,對mangelsdorf近似解作了修正,並由最小二乘法導出殼體中部截面環向應力次大值的近似計算式。Given dynamic stress concentration factor around the interface circular lining. some examples and numerical results and illustrated, the influence of wave number, incident wave angle and combination of different medium parameters upon dynamic stress concentration factor are discussed
針對具體算例給出數據結果討論了不同波數條件、不同入射角作用、不同的材料常數組合對界面襯砌散射波遠場位移模式和散射截面的影響。Finally theoretical results and the experimental data have been compared and analyzed. the theoretical results are in good agreement with the experimental data. after evaluated, the results have been adopted in the nuclear data library of china
理論計算的總截面、彈性截面、去彈截面和彈性散射角分佈等結果和實驗數據符合很好,同時該兩組光學勢參數以及計算結果被中國核數據庫收錄。Furthermore, multi - investments can resolve the most part of nonsystematic risk. in chapter 4, the thesis estimated the value of by means of time series regression firstly. secondly, we used ways of equilibrium analysis to test the risk - return relation of shanghai a - share
在第4章,本文先通過時間序列回歸估計了樣本股票的值,然後以上證綜合指數作為市場組合分期進行橫截面檢驗來考察上證a股的風險-收益關系,本章採用了均衡分析方法。As for side box girder, the elastic theoretical solution has been introduced. the method is based on stress function and regards side box girder as combine of plate element and shell element. then the force and stress formulae for flanges have been derived
對于邊箱式截面主梁,本文介紹了彈性理論解法,基於翼板單元應力函數,將邊箱梁視為板單元和筒殼單元的組合體,從彈性力學出發,推導出板中法向應力。In the procedure, the column is first divided into a finite number of small segments in equal length. the deflection - curvature relation of each segment is determined using the finite - difference method. the final nonlinear algebraic equations are then obtained by means of the equilibrium condition for each segment
運用這種方法,先將長柱離散成若干等長的柱段,利用差分方法求得各柱段截面上的撓度與曲率的關系,再根據各截面上外力與抵抗力的平衡條件,得到一組關于荷載與變形關系的非線性代數方程組;本文對該方程組採用載荷增量法進行迭代求解。In this paper, considering the additional bending moments of the axial load about the lateral displacements ( i. e. the second - order effect ), an iterative computer analysis procedure is proposed to predict the load - deformation relations and ultimate loads of steel - concrete composite columns of arbitrary cross section
本文考慮長柱在軸向荷載作用下的附加彎矩影響(二階效應) ,提出了一種適用於任意截面形式鋼-砼組合長柱的荷載-變形關系分析和極限承載力分析的數值迭代計算機方法。The exhaust system and muffler are simplified as a set of 1 - d pipes with non - isentropic flow and with variable sections. the partial differential equations of non - stationary flow are transferred into the stationary differential equations by means of the characteristic lines. these equations are solved by finite difference method
在排氣管系的計算中將排氣管簡化為一組一維非等熵變截面管,並通過「特徵線法」將描述其運動的非定常流的偏微分方程轉化為常微分方程,再用差分數值方法依靠計算機求解。In this paper, slender columns with the two ends hinged are considered. an iterative computer analysis procedure taking into account the second - order effect of the axial load is proposed to predict this complete load - deformation process
本文針對兩端鉸接的任意截面鋼-砼組合長柱,考慮長柱在偏心荷載作用下的附加彎矩影響(二階效應) ,提出了一種數值迭代的計算機方法進行全過程分析。This thesis in theory deals with electromagnetic wave scattering by multilayered confocal and non - confocal spheroidal particles illuminated by gaussian beams, in which the main contributions are as follows : 1. in the case of multilayered confocal spheroidal particles, the scattered fields as well as the fields within each layer are obtained in terms of infinite series with spheroidal vector wave functions by using an appropriate expansion of the incident gaussian beam. by virtue of the boundary conditions, we write the set of equations for determining the unknown expansion coefficients and then solve it
本文從理論上研究了多層共焦和非共焦橢球粒子對高斯波束的散射,主要成果如下: 1 .我們研究了多層共焦橢球粒子對高斯波束的散射,把入射高斯光,散射場,各層橢球內的電場和磁場用適當的橢球矢量波函數展開,應用電磁場邊界條件,寫出確定各展開系數的方程組,求出散射場系數,進而求出散射場及散射截面。This paper uses arch model method in econometrics to set up an auto - regression model with different variance characteristic, which catches to the signal of herd behavior that can be comparatively sensitive. basing on the sample stocks of the index 180 of sse for studying sample, author conduct empirical tests on the non - linear relations between csad ( cross - sectional absolute deviation of returns ) and the market returns to judge whether the herd behavior in the stock market of china is remarkable. according to the empirical analysis, author finds, both in the up - market and down - market, certain herd behavior exist on the stock market of our country
本文運用計量經濟學中的arch模型方法,建立了一個能較為敏感的捕捉到羊群行為信號的具有異方差特性的自回歸模型,以上證180指數樣本股為研究樣本,通過檢驗個股截面收益的絕對偏差( csad )與市場組合收益的非線性關系,來判斷我國股市羊群行為是否顯著,通過實證分析,我們發現,無論是市場上漲階段還是下跌階段,我國股市都存在一定的羊群行為,同時,本文通過比較分析,對實證結果進行深入的剖析,對羊群行為的形成原因進行簡要的分析,並對如何控制羊群行為提出了一些政策性建議。A method of choosing the wind load influence modulus that decides the wind load numerical value of combination structure was proposed correspondingly. firstly the wind load parameter that influences the wind load of combination structure was chosen according to design criterion of high - rising structure and through tradition calculation methods of wind load. by using currently calculation methods the axis force and martix of the most danger section was worked out, and the security of structure was analyzed and checked
首先運用傳統風荷載計算的方法,結合本文的組合結構的特殊情況,以高聳結構設計規范為參考,參照風荷載理論選定了影響該組合結構風荷載的風荷參數,並依據一般塔架演算法(簡化懸臂梁法)計算出了與底座連接處斷面(最危險截面,距塔底6米段)的軸力和彎矩,同時對此處進行了應力分析和可靠性校核。Finally according to the load - capacity superposition concept, a simplified design equation for determination of the load capacity of circular composite columns with h - shaped and box - shaped structural steel is proposed. through comparison with the accurate computer - based method, it is found that the proposed simplified equation is accurate enough and can meet the requirement of practical applications
同時基於承載力疊加的概念,提出了配置工字型和箱型結構鋼的圓形截面組合柱在單向和雙向偏壓荷載下的承載力簡化計算公式,通過與精確的計算機數值迭代方法的比較發現,當荷載偏心較小時該簡化計算公式具有足夠的準確度,能夠滿足工程應用的要求。We rank stocks and make portfolios according to various kinds of risk factors from 1997 to 2002, and test in method of cross - sectional regression. we find that # and stock and portfolio returns lack significant relation, on the contrary, two easily measured variable, market equity and book - to - market equity, combine to capture the cross - sectional variation in stock returns. this conclusion proves that the size effect and value effect exist in shanghai stock market during the research period of this thesis
通過將1997年到2002年股票收益率數據按各種風險因素進行排序、分組的討論,以及橫截面回歸的檢驗,本文發現與股票組合收益之間缺乏顯著的相關性,相反流通市值和賬面市值比這兩個易於測度的變量一起捕捉了股票收益橫截面的變化,這一結論說明上海股市在本文的研究期間內存在規模效應和價值效應。分享友人