exponential order 中文意思是什麼

exponential order 解釋
指數階
  • exponential : adj 指數的,冪的。 exponential curve 指數曲線。 exponential function 指數函數。 exponential sum ...
  • order : n 1 次序,順序;整齊;(社會)秩序,治安;狀況,常態;健康狀態;條理;會場秩序;議事程序,日程;...
  1. The motion of plunger of oleo damper excited by colored gaussian noise with exponential correlation time is governed by first order nonlinear differential equation

    摘要油液阻尼器受指數型高斯色噪聲外激勵時,活塞在油腔內的運動可用一階非線性動力學方程描述。
  2. The exponential reduced - order observers for nonlinear systems

    非線性系統指數型降維觀測器設計
  3. Abstract : the design problem of reduced - order state observer for a class of multi - input multi - output ( mimo ) nonlinear time - varying systems is studied in this paper. a new design method of nonlinear reduced - order state observer is proposed, and the exponential convergence is proved for the proposed state observer. the observer has the characteristics of that the speed of convergence is adjustable. finally, an example is given to show that this approach is effective

    文摘:研究一類多輸入多輸出( mimo )非線性時變系統的降維狀態觀測器設計問題.提出一種非線性降維狀態觀測器設計方案,並從理論上證明了狀態觀測誤差的指數收斂性.其中設計的降維狀態觀測器具有收斂速度可調的特性.最後給出了數值算例,模擬結果表明了本文方法的有效性
  4. At last, in order to explain the application of earned value method in actual project, this thesis brings forward an example of software exploitation, in this example, project s curve, cost and schedule windage table, performance exponential and so on are used to analyze the headway complexion of project, and some control methods are put forward

    最後,為了說明掙值法在實際項目中的應用,本文列舉了一個軟體開發實例,實例運用項目s曲線、成本與進度偏差表、績效指數等工具對項目進展情況進行了具體分析,並提出具體的控制措施。
  5. The activation energy and pre - exponential factor for pyrolysis of the residues were estimated from the kinetic models for first order parallel reactions

    研究表明:木質素是木質纖維素類熱裂解產生焦碳的主要來源。
  6. Estimation of order means of two sample distribution exponential under symmetric entropy loss

    對稱熵損失下兩個指數總體均值的序約束估計
  7. Three shaped profiles ( parabola, linear, and exponential ) have been considered. the exponential dispersion profile fiber loop is optimal for the propagation and compression of picosecond pulse. on the contrary, the parabola dispersion profile fiber loop is optimal for femtosecond pulse due to the high order effects such as the third order dispersion ( tod ), stimulated raman scattering ( srs ) and self steeping ( ss )

    ( 3 )研究不同色散遞減類型(拋物線遞減、線性遞減、指數遞減)光纖構成的環形腔中傳輸的特性,發現其色散曲線為指數遞減型光纖有利於皮秒光脈沖的傳輸與壓縮;而對于飛秒脈沖,由於三階色散( tod ) 、脈沖拉曼自散射( srs )及自變陡( ss )等高階非線性效應的影響,情況恰恰相反;色散曲線為拋物線遞減型的光纖構成的光纖環最有利於脈沖傳輸與壓縮。
  8. On the basis of the important research project of the ministry of communications - the prevent and study of slope disaster in the project of beijing - zhuhai highway, the thesis developed the structure ' s design theory. in order to design more reasonable, the thesis propose the cohesion shear stress is unequal distribute at the anchorage zone. and it can be divided into two parts, the front function is uniform and the behind is exponential

    為了合理的進行工程設計,本文按彈塑性理論對預應力錨索錨固段的黏結剪應力進行了分析,將錨固段劃分為塑性變形區段和彈性受力區段兩部分,認為錨固段黏結剪應力為非均勻分佈,前段剪應力為均勻折減應力,後段剪應力為寸旨數變化應力,由此提出了相應的錨固段長度計算公式。
  9. Using the order - up - to ( out ) method and two demand forecasting patterns, that are exponential smoothing forecasting and moving average forecasting, we give the frequency response plot and the noise bandwidth figure with the help of the system control tool of matlab. we show that information sharing helps to reduce the bullwhip effect, especially at higher levels in the chain. however, the bullwhip effect problem is not completely eliminated and it still increases as one moves up the chain

    本文的重點內容就是用控制論的理論和方法來研究牛鞭效應,應用補充到目標庫存策略( out )和兩種不同的需求預測方法,即指數平衡預測法和移動平均數預測法,用matlab的系統控制工具箱作為分析工具,分別給出了信息共享情況下和無信息共享情況下的頻率響應圖和帶寬比較圖,證明了信息共享能夠減弱牛鞭效應,尤其是在供應鏈的高級階段,但牛鞭效應並不能完全消除,仍舊隨著供應鏈階段的上升而增加。
  10. In order to improve real - time performance of system, the thesis put forward an improved mts algorithm based on exponential assignment

    此外,在為can總線上的消息分配標識符時,採用了一種基於指數的改進mts演算法,以提高系統實時性。
  11. The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0

    在更寬的溫度范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的檢測下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫度范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫度的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫度關系曲線的擬合,在溫度593k 773k范圍內,壓差p 、 0二0
  12. The astringency, error and stability of the numerical method are researched. zero matrix method, constant matrix method, and jacobian matrix method are constructed in order to improve numerical precision and efficiency. the steps for calculating matrix exponential function using pade approach method are given out

    研究了所提西安理工大學博士學位論文數值計算方法的誤差、穩定性、收斂性等數學性質,在計算精度和計算效率兩方面提出了一些改進措施,構造了零矩陣法、常數矩陣法、雅可比矩陣法等計算格式,給出了利川pade逼近計算矩陣指數函數的求解步驟。
  13. It is shown that, for the unit operating online with any life distribution, the total life length of the cold standby system is stochastically equal to, stochastically larger than, larger in expectation than and larger in increasing convex order than the total life length of the warm standby one if the standby unit is exponential, nbu, nbue and nbuc distributed, respectively

    證明了如果在線工作的元件的壽命分別具有指數分佈、 nbu分佈、 nbue分佈和nbuc分佈,則冷儲備系統的壽命長度隨機等於、隨機大於、平均大於和依遞增凸序大於熱儲備系統的壽命長度。
  14. The linear regression models and the non - linear regression models are established respectively, which can be used in monitoring the grassland biomass based on the vegetation indices. finally, in order to establish the grassland biomass monitoring models with higher accuracy the different forms of the non - linear regression model were established respectively, including the quadric equation, the cubic equation, the logarithmic equation, and the exponential equation. the repeated tests indicated that the cubic equation is the best one in terms of the suitability of use in the study area

    建立遙感植被指數和草地生物量的一元線性回歸模型和非線性回歸模型,通過反復分析論證得出,非線性回歸模型相對於一元線性回歸模型與實測生物量更為符合;通過分析植被指數與實測生物量的不同非線性回歸模型的結果,表明三次方程y = - 18 . 626rvi ~ 3 + 220 . 317rvi ~ 2 - 648 . 271rvi + 691 . 093是最適用於監測研究區草地生物量的非線性模型。
  15. The first, the achievement of dirichlet series in the right half - plane and in the complex plane for a few years are related. on the base of this, when the general exponential condition holds, and under the condition of lim = 1, i study infinite order dirichlet series in the right half - plane and in the complex plane, and obtain the relations between the order of growth of dirichlet series and conffieients. the second, we study the factorization of entire function in the condition of composition of functions, and obtain the necessary conditions of some pseudo - prime or e - pseudo - prime functions

    本文分兩部分,第一部分就右半平面上的dirichlet級數和全平面上的dirichlet級數這兩方面對近年來的研究成果作了簡單的敘述,在此基礎上,作者在一般的指數條件與( ? )情形下,對右半平面上和全平面上的無限級dirichlet級數作了系統研究,獲得dirichlet級數的系數與增長性之間關系的一些新結論。第二部分研究整函數的因子分解,得到判斷函數為擬素的或e ?擬素的一些必要條件。
  16. For improving the temperature stability, a voltage reference circuit that adopts high - order compensations technology with the exponential relationship between diode reverse current and temperature is presented in this thesis

    但此電路受工藝影響較大,需在以後的工作中進行改進。在bcd工藝基礎上,論文通過cadence軟體設計了部分子模塊的版圖,並在
  17. In this paper, some mathematical methods used to forecast the income of intangible assets are compared, in which we find some mathematical methods ( the forecasting model in time sequence, exponential smoothing estimation method, regressive model ) are not same with the valuing intangible assets, grey model and s - curve model are good to valuing intangible assets. in the base of this, combinatorial model is brought forward in order to make up the limitation of other mathematical me thods

    本文將無形資產收益額的預測方法進行比較,發現常用的預測方法(平均數法、指數平滑法、移動平均法和回歸預測模型)在預測無形資產收益額是存在很大局限性,而灰色預測模型和成長曲線模型能充分放映無形資產的收益曲線,在進行比較的基礎上提出組合預測模型,以彌補各種方法的缺陷。
  18. An exponential transformation method for constructing high - order schemes of convection - diffusion equations on non - uniform difference grids

    構造了一個二階的基本無振蕩
  19. Finally, we point out that the above asymptotic properties of the program of sequential confidence intervals based on moment estimates are not restricted by the family of exponential distributions, while it requires finite moments with high order

    最後指出,由定理的證明可知,上述矩估計序貫置信程序的漸近性質不受指數型分佈族的限制,但要求一定的高階矩有限。
  20. ( 2 ) we point out the similarity and difference between the properties of the order statistics from the geometric distribution population and exponential distribution population

    ( 2 )幾何分佈總體次序統計量性質與指數分佈次序統計量性質的比較,著重說明其相似和差異性。
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