計算元素個數 的英文怎麼說
中文拼音 [jìsuànyuánsùgèshǔ]
計算元素個數
英文
counting elements- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 素 : Ⅰ形容詞1 (本色; 白色) white 2 (顏色單純) plain; simple; quiet 3 (本來的; 原有的) native Ⅱ名...
- 個 : 個Ⅰ量詞1 (用於沒有專用量詞的名詞) : 一個理想 an ideal; 兩個月 two months; 三個梨 three pears2 ...
- 數 : 數副詞(屢次) frequently; repeatedly
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
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Choose two nodes on the edge of the structural to compare the results calculating by the finite element program midas, then we can draw a conclusion that these kinds of space truss systems is sensitive to the libration of the dynamic wind loads. to consider this factor is very necessary in the process of design, we will use the pulsant augmentation coefficient to realize it
比較靜力風荷載和動力風荷載作用下的有限元軟體的計算結果,選取結構邊緣部分的兩個節點,對比它們在兩種方法計算下的最大位移的計算結果。經過比較可以看出重量輕、頻率低、阻尼小的柔性建築物對風荷載的橫向振動是很敏感的,在進行工程設計時應該考慮這種因素,並可採用乘以風振系數等相應方法來加以體現。With those above, an essential explanation to the simplicity of the representation of rijndael s - box is given, and a direct proof to the equivalence between any two coordinate functions of rijndael s - box is provided, with the equivalence described by only one matrix of order eight over gf ( 28 ). 5
利用這三種方法計算出的域元素分量表達式,解釋了rijndael演算法s盒代數表達式復雜度低的本質原因;給出rijndael演算法s盒分量函數間等價關系的一種直接的證明方法,並用一個八階gf ( 2 ~ 8 )矩陣完全刻劃這種等價關系。Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa
本文首先介紹並分析了橢圓曲線密碼體制的優點及研究現狀;其次研究了橢圓曲線密碼體制的基本理論;第三,分析了橢圓曲線密碼的安全性並介紹了密鑰共享,加密,數字簽名等橢圓曲線密碼體制;第四,深入研究了特徵為2的有限域f _ 2m中的元素在多項式基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法,並對hankerson等人提出的多項式基下的乘法運算的快速演算法作了改進,而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在多項式基和最優正規基表示下的乘法和乘法逆運算的性能,還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究,所得的結論可供在實現橢圓曲線密碼體制時參考;第五,研究了目前流行的計算橢圓曲線標量乘法的快速演算法,同時改進了固定基點梳形法,提高了整個系統的速度,並在實驗的基礎上分析研究了流行演算法的優劣;第六,實現了基於f _ 2m的橢圓曲線密碼體制的演算法庫,在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh , eces , ecdsa等橢圓曲線密碼體制;第七,實現了兩條安全橢圓曲線上的橢圓曲線密碼體制,包括ecdh , eces , ecdsa 。While carrying out the scheme, at first, the basic theory of antenna, array antenna and electromagnetic absorption, the performance parameter of antenna and parabolic antenna are deeply researched. in conformity, the characteristic and calculation of aperture field and near - to - far - field transformation for radiation pattern are detailed analyzed. second, the factors such as, the amount of the antenna elements, mutual coupling between each element, ground and the buildings on earth ' s surface, which affect the performance of array antennas ’ resultant field are stressed discussed
在系統實現過程中,課題首先從天線、陣列天線,以及電磁場計算方法的基本理論著手,分析了天線與拋物面天線的各項性能參數,以及天線的口面場和近-遠區輻射場的特點和計算;進而,更加深入的討論和研究影響天線陣列合成場強的各項因素,包括系統所使用的天線單元個數對陣列合成場的影響、天線單元之間由於互耦造成的影響、傳播過程中地面和/或地面建築物的影響等。The basic elements of a control system using a digital computer consist of the data - gathering devices which perform analog - to - digital conversion on data form the system which is to be controlled ; the digital computer itself, which performs calculations on the data supplied and makes the necessary decisions ; and the means of communication with, or control over, certain of the elements in the external environment
由在數據上執行模擬數字的轉化的設備形成將被控制的系統的集合數據使用一臺數字的計算機的一個控制系統的基本的元素組成;數字的計算機自己,在供應的數據上它執行計算並且做必需的決定;並且通訊的工具與,或控制上,肯定在外部的環境的元素的。_ _ _ _ uncertain factors of macroscale inversion analysis of displacements are summed up. associated inversion model containing non - deterministic factors is proposed, i. e. " deterministic inversion of differential equation + systematic optimization technique = non - deterministic inversion ". the systematic optimization technique includes direct operator optimization, direct numerical analysis optimization, measurement design optimization, measured data processing, in - ersion algorithm optimization, and inverse operator regularization, etc. when this associated inversion technique is used in displacements back analysis, uncertain factors can be processed quantitatively
歸納了宏觀尺度位移反演分析的不確定性因素,提出了容納不確定性因素的位移反演分析的聯合反演模式,即「微分方程確定性反演+系統性優化技術=非確定性反演」的模式,並具體論述了聯合反演模式的系統性優化技術,包括正演運算元的優化、正演數值分析的優化、測量設計優化、觀測數據處理、反演演算法優化、反演運算元處理等六個優化方法。Jelliffe s formula was a count of element types, attributes, and various special cases of these measured either from a dtd or from one or more instance documents
Jelliffe的公式是計算元素類型、屬性和各種特殊情況的個數,可以使用dtd或者一個或多個實例文檔。According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison
首先著重研究影響邊坡穩定性的內在因素,主要是通過地質勘探、測量、現場觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模型;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的失穩模式或破壞機製作出判斷;運用已有巖體質量分類方法對沿線14個高陡邊坡穩定性進行初步的評價,並結合試驗研究、經驗判斷、工程類比等手段確定了坡體的巖體力學參數;根據穩定性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典型高陡邊坡進行了穩定性計算分析;對潛在危險邊坡利用剛體極限平衡法求出了不同工況下的安全系數。This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based
本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊,包括根據snell原理,研究極限折射縱波的激發機理,並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式,並對其中參數的求解方法進行介紹;根據收集的資料,介紹了三種使用極限折射縱波測量無縫焊接鋼軌溫度應力的方法,即固定距離測量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響極限折射縱波測量溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。Is not only a parameter for measuring expansion of the universe, it can also be used to determine the age and the size of the universe, amount of dark matters, numbers of hadrons and abundance of light elements in the universe and even the structure of the early universe, and so forth
的一個參數,而且還可以用來計算宇宙年宇宙大小宇宙中黑暗物質的數量重子數目輕元素豐度甚至早期宇宙形成的結構等等。According to the raman selection rule and the pl measurement, it is reasonable to evaluate the quality of galnp / algalnp mqw by analyzing the relative intensity ratio of a1p - lo / to. ( 4 ) a new modified random element isodisplacement ( mrei ) model is set up to calculate the dependence between the long - wavelength optical phonon frequencies and the composition of iii - v - type ab1 - xcx mixed crystals. the second neighbor force constants are still assumed to be a linear variation with the composition, but the two first neighbor force constants can be evaluated to be a negative exponent variation with the composition, using the overlapped repulsive potential of the ion crystal combination
通過實驗我們找到了在這些結構參數上生產gainp algainpmqw的較理想的結果; ( 3 )首次用喇曼( raman )散射方法研究了常溫下的gainp algainp多量子阱結構,除了指認出喇曼光譜中各光學聲子模外,還結合樣品光致發光譜的測量結果,分析發現喇曼光譜中alp - lo to的相對強度比可以在一定程度上評定晶體gainp algainpmqw的生長質量; ( 4 )在修正的隨機元素等位移? mrei模型的基礎上建立了一個新模型,計算了ab _ ( 1 - x ) c _ x型?族半導體混晶的長波長光學聲子模頻率的組分變化關系。In jaint video team of iso iec mpeg itu - t vceg, jvt - f017 6th meeting, awaji, december 2002. 6 haiyan li, mei wen, nan wu et al. accelerated motion estimation of h. 264 on imagine stream processor
相對應的,數據相關的流,每個流元素的處理不盡相同,非勻速通過計算核心,我們將這樣的流定義為不規則流。In order to calculate the wall ' s lateral displacement, several diagrams have been cited from a f. e. m results. the main factors have been accounted in these diagrams as below : the wall stiffness, the strut stifmess, the width of pit, the elastic modulus of soil, the depth of the underlying hard layer, the strut preloads and the factors of safety against basal heave
為了計算擋墻的側向變形,本文引用一個有限元程序計算得出的圖表結果。這些結果考慮到了以下主要因素:擋墻剛度、支撐剛度、基坑的開挖寬度、土體的變形模量、坑底以下硬土層的位置、給支撐施加的預壓力的大小、抗隆起安全系數等。Primarily there are two aspects : 1 ) the calculation model of the value of land classifying units - - model of time distance attenuation. in the calculation model of the value of land classifying units, author brings forward the model of time distance attenuation. in this model adopting the network analysis, and by establishing the road network, and proceeding path analysis, computing the time distance, then proceed the exponential attenuation or straight line attenuation on time distance, get the value of influence factor of the land classification unit
主要有兩個方面: 1 、定級單元分值計算模型? ?時間距離衰減模型在定級單元分值的求取模塊中,提出了時間距離衰減模型,模型中採用網路分析的方法,通過建立道路網路,進行路徑分析,求取時間距離,進而按時間距離進行指數衰減或直線衰減,得到定級單元因素因子影響分值。We also review parallel computing model, parallel programming model and the software engineering for numerical applications. ( 2 ) on spectral element method and parallel computing of 2 - d spectral element shallow water model i ) we put forward a hybrid - local - basis theorem, and give two kinds of local basis schemes fitting for both the chebyshev polynomials and the legendre case
( 2 )關于譜元素方法及兩維半隱譜元素淺水波模式的并行計算? )依據切比契夫多項式和勒讓德多項式的計算特點,提出了一個混合局部基函數預備定理,給出了兩類混合局部基譜元素格式。Perfection and adjustment according to system properties, it combines genetic algorithms with fuzzy control, detailed analyzes the problem of designing fuzzy controller and proposes two advanced schemes : first scheme : the change - of - variables are emerged into input variables of the simple fuzzy controllers of oil feeding pump system as one variable, and one pi block is connected after output of fuzzy controllers, consequently the structure of the improved fuzzy controller is analyzed, finally genetic algorithms with adaptive probabilities of crossover and mutation is applied to optimize membership functions and fusing factors of the fuzzy controllers, and the simulation results of before and after optimization are compared
由於在模糊控制器的設計過程中存在較多的人為因素,為了實現根據系統特性對模糊規則和隸屬函數進行自動修正、完善和調整,本文將遺傳演算法和模糊控制結合起來,並針對前面設計的模糊控制器中所存在的問題進行了詳細分析,提出了兩種改進方案: 1在簡單模糊控制器的輸入變量中加入了變量變化率的信息,即將輸入變量和變量的變化率融合為一個輸入量,並在模糊控制器的輸出端加入比例、積分環節,然後分析了這種改進后的模糊控制器的解析結構,最後採用改進后的自適應遺傳運算元的遺傳演算法對模糊控制器中的隸屬函數和融合因子進行優化,並將優化前後的結果作了比較和分析。 2In this tutorial three artificial sets of elements will be used : lowercase, uppercase ve xnumber sets. for a human reader it is an easy task to recognize the set an element belongs to. but the computer does not have the apriori knowledge the human has and so the logic would have to be programmed into the handling program
在本教程中,我們假定3個元素集合:小寫字母,大寫字母,以x開頭的數字ve xnumber ,盡管對於人類來說可以很容易的識別一個元素是屬于哪個集合,然而計算機並沒有人類這種演繹能力,因此這樣的邏輯必須要編寫到處理程序里去The gross national product ( gnp ), comprising gdp and net external factor income flows, stood at $ 1, 293 billion in 2000
二零零零年,包括本地生產總值及對外要素收入流動凈值的本地居民生產總值,以價值計算達12 , 930億元,這個數額較該年的本地生產總值高1We have found that many application of linear programming, such as assignment problem., traveling salesman problem, flow shop sequencing problem, hamilton problem and so on, fall into the category of transportation problem, that is, of shipping at minimum total cost a homogeneous good from a set of m warehouses to a set of n markets
元素判別值分配法是基於運輸問題引發出的通用解法,通過遍歷調運表中的各行各列計算出每個元素的分配優先權重? ?元素判別值,然後依據元素判別值,根據調配原則進行元素分配,使得分配方案在多數情況下一次分配即可獲得最優解,但目前仍需要完善。Added for computing number of elements in an array
用於計算數組中的元素個數。分享友人