dimensional distribution function 中文意思是什麼

dimensional distribution function 解釋
維分佈函數
  • dimensional : adj. 1. 尺寸的。2. 空間的。3. 【數學】因次的;…次(元)的。
  • distribution : n 1 分配,分發,配給;分配裝置[系統];配給品;配給量;【經濟學】配給方法,配給過程;分紅;【法律...
  • function : n 1 功能,官能,機能,作用。2 〈常 pl 〉職務,職責。3 慶祝儀式;(盛大的)集會,宴會。4 【數學】...
  1. 3. a three - dimensional - acoustic doppler velocimeter has been used to measure the velocity and turbulence in a compound channel with vegetated and unvegetated flood - plains. particulary in the interface region between main channel and floodplain. the distribution in three coordinate directions of velocity and turbulence intensities and the renolds stresses are presented. the momentum transfer at the main channel flood - plain interface can be described as an apparent shear stress which can be quantified as a function of the local turbulence at the interface

    採用adv對灘地種樹前後灘槽交界區域的流速場進行了量測。分析了灘槽交界區域的垂線流速、紊動強度和雷諾應力的變化。將灘槽交界的動量傳遞描述為一表觀應力,這個表觀應力可以看作是交界面處的脈動函數並將其定量化。
  2. In this article, simulations of air distribution in the vav air - conditioned office are carried out in the cases of different air - supplying diffusers including slot diffuser, sqaure grille, bar grille and square diffuser to supply air, the standard three - dimensional k - ? two - equation turbulence model with correctional item of buoyancy effect and simple algorithm are adopted, and wall function method is used to handle boundary conditions

    本文採用經過浮升力項修正的-兩方程模型和simple演算法,應用壁面函數法處理邊界條件,對利用包括條縫風口、方型百葉風口、長條型百葉風口和方型散流器不同型式送風口送風的變風量空調房間內的氣流組織進行了模擬。
  3. The endurance function of the insulation field is widely concerned in the power system. according to the equality between the two dimensional weibull distribution and the law of electrical aging, after the method for estimation of the voltage endurance coefficient is presented by the maximum likelihood estimation and the minimum square estimation of the two dimensional weibull distribution parameters, on the basis of the analysis of the test disadvantages under invariable voltage, the method of obtaining the voltage endurance coefficient under the intension increased by degrees is considered

    電氣絕緣電老化性能是電力系統普遍關注的問題,由於二元weibull分佈與電老化定律在評價絕緣老化特性上存在等價性,本文首先介紹了二元weibull分佈參數採用極大似然法和最小二乘法估計獲得電壓壽命指數的方法,同時在分析其在恆定電壓下試驗容易出現,由於電壓選擇不當導致試驗時間過長現象的基礎上,討論了利用場強遞增方式確定電壓壽命指數的方法。
  4. In the external region, heat transfer between the u - tube borehole and the ground is considered with a model of a finite line - source in a semi - infinite medium, and it is the first time to achieve an analytical solution of the temperature distribution for a such a transient two - dimensional conduction problem by means of the green - function method

    對單個鉆孔的傳熱劃分為兩個區域分別進行研究。在鉆孔周圍區域,將豎直u型管的傳熱簡化為有限長線熱源的傳熱問題,採用格林函數法首次得到了有限長線熱源溫度分佈的解析解。
  5. 2 ) through many numeral experiment, using the crack face ' s slant angle and azimuth angle as parameters, we found some relations between three - dimension fractal parameters and two - dimension fractal parameters in rock mass : ds = ( 1. 0 + 0. 031 ) * dl + ( 1. 0 + 0. 0395 ), ns = nl, v = 1. 5986 * ( 2 - dl ) - 3. 2935 * sin ( st ) + 3. 8263, and found a way to speculate three - dimension fractal parameters from two - dimension fractal parameters. lt is the foundation to describe the distribution laws of crack face in rock mass by the observing results through rock mass section crack, 3 ) this paper constructed the three - dimensional fractal emulation theoretical system and erected three - dimensional fractal emulation model about crack face in rock mass 4 ) a emulation system about crack face in rock mass is developed by vc + +, it includes the function to get section plane chart and section block chart from three - dimensional network chart automatically, and some of the emulation examples is given

    2 )通過大量數值試驗,以巖體裂縫面的傾角與方位角為紐帶,分析得出了巖體裂縫面數量三維分形分佈參數和巖體裂縫跡線二維分形分佈參數的關系: d _ s = ( 1 . 0 0 . 031 ) * d _ l + 1 . 0 0 . 0395 , n _ s = * n _ 1 , = 1 . 5986 * ( 2 - d _ l ) - 3 . 2935 * sin ( st ) + 3 . 8263並提出了由二維分形幾何參數來推導三維分形幾何參數的方法。為通過巖體剖面裂縫直接觀測結果,描述巖體裂縫面分佈規律奠定了基礎。 3 )本文構建了巖體裂縫面的三維模擬理論體系,建立了巖太原理二大學周眨d二研究生學位論文體裂縫面的三維分形模擬模型。
  6. Relationship between x - ray two - dimensional diffraction data and crystal orientation distribution function

    射線二維衍射數據與晶體取向分佈函數的關系研究
  7. However, rank vector of multi - dimensional sample based on depth function has something to do with depth function and underlying distribution, which limits its practice

    而多維樣本的基於深度函數d的秩向量與深度函數和總體分佈有關。這使得它的應用受到限制。
  8. One dimensional equation can be obtained through extending the stream function and forcing term into fourier series, and this equation can be solved by assuming the traveling - wave solution. besides converting the topographies to flat bottom, the transforms also change the distribution of forcing. for subcritical topography, the intensity of

    所用的求解方法為將解和強迫項在變換平面內進行付里葉級數展開,得到一維的波動方程,通過設行波解的方法求解該一維波動方程,所有模態解的疊加即為內潮生成問題的解。
  9. Fractional fourier transform of two - dimensional cosine - gaussian beams based on the wigner distribution function

    二維餘弦高斯光束基於魏格納分佈函數的分數傅里葉變換
  10. The use of moments for image analysis is straightforward if we consider a binary or gray level image segment as a two - dimensional density distribution function

    若把二值圖或灰度圖看作是二維密度分佈函數,就可把矩技術應用於圖像分析中。
  11. However, for two - dimensional joint lifetime distribution consisting of two dependent components, it is difficult to depict it by only failure rate function

    但對於二維相依部件的聯合壽命分佈,單純用失效率去刻畫就比較困難了。
  12. As examples, heterogeneous anisotropic fractured rocks of which the autocorrelation functions of crack number density can be described as 2 - dimensional exponential ellipsoidal or gaussian function were simulated especially. the results show that : 1 ) the random distribution characters could be different for different elastic constants under the same random distribution of crack number density. 2 ) the exponential ellipsoidal heterogeneous anisotropic random fractured model could be a suitable model for the multi - scaled and self - similar heterogeneous media

    模擬結果表明: 1 )彈性常數的分佈特徵與裂紋數密度的分佈特徵不相同,並且裂紋數密度對不同的彈性常數有不同程度的影響; 2 )指數橢圓型隨機裂縫模型適用於模擬具有多尺度、自相似的特性非均勻裂縫巖石; 3 ) gaussian型隨機裂縫模型適用於模擬單尺度、平滑的非均勻裂縫巖石。
  13. The sampling is attained by making use of percentiles of distribution function and pseudo - random order, also is applicable to multi - dimensional interval integrals and sampling random variables

    該方法是由抽樣分佈的分位點和偽隨機序復合構成的,適用於固定區域上多重積分的計算及隨機變量的抽樣。
  14. S - eeing that the analysis process is loaded down with trivial details an $ is difficulty extended in multivariate case. however, taking advantage of relation between multivariate failure rate and distribution density function built by the author and endowing conditional failure rates with reasonable value joint with the fatal shock meaning, we easily obtain three - dimensional and even n - dimensional exponential distribution

    鑒于該方法分析過程繁瑣,難于得到高維情形。本文另闢蹊徑,利用建立的條件失效率與多維壽命分佈之間關系,並結合致命沖擊含義賦予條件失效率合理的值,得到三維乃至一般的n維指數分佈。
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