標量變數 的英文怎麼說

中文拼音 [biāoliángbiànshǔ]
標量變數 英文
scale variable
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 數 : 數副詞（屢次） frequently; repeatedly
  1. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響，分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型，以年費用折算值加上清水池年造價折算值為目標函數，以連續性方程、管中流速和鑄鐵管耐壓值等為約束條件，進行并行遺傳演算法對給水管網優化設計的實現。
  2. The addition formula of spherical harmonics function of degree n and order 1 is derived using the relations between coordinate varieties after coordinate rotating and the property of the associated legendre polynomial. the relations among the magnetic vector potential, the modified magnetic vector potential and the second - order vector potential ( sovp ) are shown going forward one by one. it is explained that the solutions of electromagnetic fields in different coordinate systems can be transformed and an example having analytical solution is given

    利用坐標旋轉后球坐標變量間的關系和連帶勒讓德多項式的性質推導得到了n次1階球諧函數的加法公式；以遞進的方式說明磁矢量位、修正磁矢量位與二階矢量位的關系，寫出了引入二階矢量位的過程；以時諧場矢量邊值問題為例，闡明了不同坐標系下電磁場解的相互轉化原理，給出了一個解析解的轉化例子；在球坐標下，引入了較球矢量波函數更普遍的兩類矢量函數，給出了其在球面上的正交關系。
  3. The paper described the building process of model that can identify the shock - absorber parameter of landing gear and at the same times optimize performance of system. in this paper, there are also some debate, it include identifying parameter which can not be measured, such as the air polytropic exponent and the orifice discharge coefficient of shock - absorber

    本文利用復合形優化演算法建立了起落架緩沖系統參數識別與系統優化模型，對緩沖器空氣壓縮多變指數和油孔流量系數等不可測參數的識別和著陸、滑跑載荷多目標優化問題進行了討論。
  4. By contrast, the paper calculated the reliability index of the abutment after changing variable quotiety of the stochastic variable

    作為對比，本文還在改變各隨機變量變異系數的前提下，計算了壩肩巖體各高程的可靠指標。
  5. Then, we define an input variable selection criterion to select and sequent candidate variables

    定義了一種用於實現模糊模型的變量選擇和排序的變量選擇標準函數。
  6. A mark used as a superscript to indicate the first derivative of a variable

    撇號置於右上角的符號，用以標明變量的第一個導數
  7. The first chapter, entitled " the beginning of martin trow ' s theory of higher education massification " is divided into four sections, martin trow ' s biographical notes, the historical background of martin trow ' s theory of higher education massification, introduces and comments on martin trow ' s " three stage theory " and " model theory "

    20世紀70年代，特羅以高等教育毛入學率為指標，探討數量增長與性質變化間的關系，將高等教育發展的歷史分為「精英、大眾和普及」三個階段，構成了特羅高等教育階段論。他將學者們對高等教育大眾化的態度分為四種模式，形成了高等教育模式論。
  8. Also, the switch case labels changed to just the unqualified name as the constant

    同樣， switch選擇標簽變為不再限制使用常量參數。
  9. A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived

    對于曲線坐標系下的拋物化穩定性方程，文中發展了求解的高效數值方法:引進法向變換，使得在臨界層與壁面之間的擾動量變化最快的區域有更多的法向網格點;導出包含邊界鄰域在內的完全四階精度的法向有限差分格式，這對方程精確離散至關重要;採用全局法和局部法相結合的方法及其新的迭代公式，大大加速收斂並得到更精確的特徵值。
  10. Due to the short distance among the planes which fly in a group, the conventional low resolution radar can not distinguish them in both distance and azimuth ? if we use the technology of isar to resolve the difference among doppler frequency of the targets and obtain a fine resolution cross - cross image, we may separate them, but a long time of coherent processing is needed <, for the formation targets, it can be approximately divided to rigid body and nonrigid body, so for the formation targets, that can be regarded as rigid which has a relative position and an identical movement, can be approximately considered as a large target, and be compensated by translational phase with the rule of minimum entropy, but for the most those cannot accord with the approximation of rigid, being the doppler - frequency of the aim is linear changed, by the relax method with short data, increases the resolving performance of multiple target to the aim in the frequency domain, since cross - range resolution is based on the accumulative time, so it is greatly improve the resolution to formation targets by the instant cross - range image which produced by radon - wigner transformation

    低分辨isan成像及干涉技術應用研究一因此直接無法分辨編隊目標的架數，我們借鑒isar的技術，通過較長時間的相干積累，在多普勒頻域上對目標進行分辨。而對于編隊目標，可分為近似剛性的多目標和非剛性的多目標，所以對于可以近似為剛體的編隊目標相對位置固定，運動方式一致，可以近似看作一個大目標，採用最小墑準則對平動相位的進行補償，但是大多數並不滿足剛體近似的編隊目標，由於目標在相干積累時間的多普勒頻率近似呈線性變化，通過對較短數據利用relax的時頻分析方法，提高了頻率域上目標分辨的性能。由於橫向解析度取塊于橫向積累時間，所以利用radnwigner變換得到瞬時的一維橫向距離像大大提高了對編隊目標的分辨，對模擬和實測數據的大量分析結果表明此方法的有效性和可行。
  11. 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 。
  12. The results indicate that the effects of the dirac sea states are pronounced in the collective multipole excitations for nuclei, especially on the isoscalar giant modes, but become weaker for light nuclei, while the contributions on the isovector modes are negligible

    在核的同位旋標量激發模式中， dirac海負能核子態在不同的共振模式中的貢獻程度不一。對于同一種激發模式， dirac海負能核子態的貢獻隨著核子數的減少而變弱。
  13. The model of variability of submergence depth is established based on the law of volume balance, and the changing trends of parameters like submergence depth etc are analyzed. according to the principle of supply and discharge balance, the method to predict oil yield is presented. subject to different objective functions, the corresponding optimum combinations of suction parameters are analyzed, and the importance of choosing objective function to optimum combination of suction parameters is emphasized

    本文研究了油井流入動態關系，根據井筒內液量平衡原理，建立了沉沒度變化的數學模型，分析了沉沒度等參數變化規律；根據油井供、排平衡原則，得出了抽油泵排量系數相對穩定狀態下產量預測的關系；分析了不同目標函數下，油井抽汲參數的組合效果，指出了目標函數選取對參數合理組合的重要性。
  14. Then some optimal models of water supply networks are enumerated and some factors which can influence the optimal results are analyzed such as the efficiency of pump station, the temporal value of fund, the curve of water consumption and the coefficient of water supply energy and so on

    接著，列舉給水管網優化設計的數學模型，並分析影響目標函數優化結果的各種因素，例如泵站效率、資金時間效率、用水量變化曲線、供水能量變化系數等。
  15. Can be a simple scalar variable, a property, or an element of an array

    ）左邊的元素可以是簡單的標量變量，也可以是屬性或數組元素。
  16. Operator can be a simple scalar variable, a property, or an element of an array

    運算符左邊的元素可以是簡單的標量變量，也可以是屬性或數組元素。
  17. Scalars the scalar variables hold only one value, which may be a numeric literal, or a string literal. scalar variable names always begin with a $ sign

    標量標量變量僅保存一個值，它可以是一個數值字面值，或一個字元串字面值。標量變量名稱始終用一個$字元開始。
  18. Then we use shuowenjiezi as well as the three standard books of chinese characters in tang dynasty, ganluzishu, wujingwenzi, jiujingziyang, as the criterion to correct the wrongly written characters, and divide the compiled common chinese words into seven categories : simplify the font, complicate the font, change the strokes, change the goujian, alternate the yifu or yinfu, alter the structure and kuaihuacaoshu. on the basis of that, we illustrate with the quantified data connected with the specifically speaking method that in the seven categories only two categories which are alter the yifu or yinfu and alter the structure maintain the reason of the standard form of chinese characters, the category of complicate the font weaken the reason, and the other four categories destroy the reason. through this, we can see that the reason of the common chinese words is much weaker than that of the standard form of chinese characters, so the common words are mostly excluded by the standard form system and are gradually obsoleted

    本文以《吐魯番出土文書》為材料，採用窮盡式的方法輯錄其中的俗字（以字種數計） ，以《說文解字》以及《干祿字書》 、 《五經文字》 、 《九經字樣》三種唐代正字書作為正字標準，將所輯錄的俗字分為簡化字形、繁化字形、改換筆畫、改換構件、更替意音、變換結構、楷化草書七種類型，並進一步以量化數據和具體分析相結合的方法說明七類俗字中保持正字理據的僅更替意音、變換結構兩類，繁化字形類弱化了正字理據性，其他四類則破壞了正字的理據，說明俗字的理據性要比正字弱的多，因而俗字多被正字系統所排斥，逐漸被淘汰。
  19. The index of leading indicators is just one of the tools used to measure the business cycle. business cycles are the normal changes that happen in economic growth over time

    領先指標的指數僅僅是用於衡量商業周期的工具之一。商業周期是一定時期內隨著經濟增長產生的常規變化。
  20. And secondly target and methods about quality control to construction project, have the affect factor " 4m1e " to quality variation under analysis and control, that quality to be influenced, seven kinds of means and tools of mathematical statistics to control quality and basic work need to do

    接著對施工項目質量控制的依據、目標和方法，影響質量變異的「 4m1e 」因素的分析和控制、數理統計控制質量的七種工具和方法、需做的質量基礎工作等作了全面的論述。
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