非負變量 的英文怎麼說

中文拼音 [fēifùbiànliáng]
非負變量 英文
non negative variable
  • 非 : Ⅰ名詞1 （錯誤） mistake; wrong; errors 2 （指非洲） short for africa 3 （姓氏） a surname Ⅱ動詞1 ...
  • 負 : Ⅰ名詞1 （負擔） burden; load 2 （虧損） loss 3 （失敗） defeat Ⅱ動詞1 [書面語] （背） carry on th...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  1. Because of the elements which run under nonideal linearity and unentire symmetry in the power system, the loads which are different and change randomly, the methods which adjust and control the system faultily and operate improperly, the disturbance and the malfunction which happen somewhere, the current and voltage in the supply system are distorted seriously and thus large amount of harmonics are produced

    但是，由於電力系統元件運行的非理想線性或非完全對稱、負載的性質各異且隨機變化、調控手段的不完善以及錯誤操作、外來干擾和各種故障的存在，供電網中的電流（電壓）發生畸變，產生大量諧波。
  2. Suction gas pressure goes up as the compressor run at the lower speed in the lower burthen, and this is beneficial to lower systems energy - consume. when the system is controlled by wvf, the discharge change of the evaporator is not linear ; the electronic expansion valve is adopted to regulate the system superheat degree, and the controlled object is parameter time varying, accordingly, the time varying controller should be adopted

    在負荷較小時，壓縮機採用低速運轉，吸氣壓力升高，這對系統降低能耗是有利的；變頻控制時，蒸發器製冷劑流量的變化並非線性；系統中採用電子膨脹閥進行過熱度控制，被控對象具有參數時變的特性，相應地宜採用變結構的控制器。
  3. The feasibility of decomposition of transition firing sequence, the application of them in the detecting lfs and the reverse course of decomposition - synthesis are discussed. they provide theoretic basis for our algorithm in the field of petri net. supported by the above, two main part is included in the algorithm : at first, x is transacted according to the following method in order to get a set of xb named as basic vector of x which is the firing count vector of a directed path without circle if md is reached from m0 in the rg ( m0 )

    在變遷序列分解的指導思想下，我們的演算法主要通過以下兩步工作完成： （ 1 ）首先對給出的已知條件中滿足狀態方程的n維非負整數向量進行處理，得到一組x的基礎向量x _ b ，使得在petri網的可達標識圖中，若存在一條由m _ o到m _ d的有向無環路，則x _ b為這樣的路上變遷引發序列的發生數向量。
  4. The dependable theory regards the life - span characteristic of products as the main research object. usually, we describe the life - span of products with the extraneous variable which is nonnegative

    可靠性理論以產品的壽命特徵為主要研究對象，通常用一個非負隨機變量來描述產品的壽命。
  5. The proof was based on the nonnegativeness of the strain energy.

    這種證明根據的是脅變能量的非負性。
  6. Part 3 is the empirical analysis to the influencing factor of listed company ' s capital structure in china, specifically with spss software and main composition analysis method, it correlated dividend policy, income tax, equity structure, non liability tax shield and income variation level of company, company growth, company ' s profit ability, asset structure, company ' s scale with capital structure ( the contents embrace btdr, bldr, bsdr ), we make the conclusion as follows : comparing with the research result of influencing factor of the company ' s capital structure of the developed country, the influencing factors of the listed company ' s capital structure in china have partial similarnesses

    第三部分中國上市公司資本結構的影響因素分析這部分是本文的重點之一，具體是採用spss11 . 5軟體，用主成分分析法與多元回歸分析，對公司的股利政策、所得稅、股權結構、非負債稅盾、收入變異程度、公司的成長性、公司盈利能力、資產結構、公司規模與代表資本結構的變量（ btdr ， bldr ， bsdr ）作相關研究，結果是：和發達國家公司資本結構的影響因素研究結果相比較，我國上市公司資本結構的影響因素存在部分相似性。
  7. The thesis has four chapters as follows : the summary and reviews of theories and empirical literature on the asymmetric effect of interest rate policy, the empirical analysis on the asymmetric effect of interest rate changes, the deeper analysis for the effect of interest policy during inflation period and recession period, conclusions and suggestions. the first chapter mainly reviews the theories and empirical literature on the asymmetric effect of interest rate policy. in the first part of this chapter, i summarize the overseas research and find that the research on this topic can be traced back to 1993, and most of empirical researches support the viewpoint that the increase in interest rate will impose more impact on economy than decrease in interest rate

    在具體的結構安排上，全文共分為四章，現將各章節的主要內容和觀點分述如下:論文第一章:本章第一節首先綜合歸納了國外關于利率作用於產出和物價的主要傳導渠道;接著就國外對「利率沖擊」效應的現有研究成果進行了一個簡要回顧: 1993年d . p . morgan率先將利率變量引入貨幣政策效應的非對稱性研究中，隨后一些學者就利率變量對產出、就業、物價的沖擊效應分別予以了實證研究，研究結果表明:正、負利率沖擊效果具有非對稱性? ?利率正向沖擊對因變量的作用強于利率負向沖擊對因變量的作用。
  8. Integrating the results obtained by nonlinear fem analysis and structural behavior analysis, with the section shape and rdw being variables, the function for lebr is proposed. 6 all the reinforcement in the specimens, longitudinal bar and transverse stirrup, is of grade hrb400

    基於非線性數值分析及結構行為分析結果，研究了荷載效應負載率的影響因素，並確立了該參數以截面形狀和肢厚比為自變量的數學模型，為截面設計創造了條件。
  9. There are many plants that have the character of time - varying, large delay, large inertia in the process of production of modern power station such as the superheated steam temperature, the reheated steam temperature, the water treatment of boiler and the load regulation. some of them have the strong character of nonlinear and some of them are multivariable coupling systems it is very difficult to obtain good effect of control by conventional pid control. it is necessary to set up the mathematics models of controlled plants if applying control means of modern control theory such as self - adaptive control, optimal control ， decoupling control and predictive control. and these control systems have large calculation and bad character of real time in general. these disadvantages make them be not able to meet the need of real production process and limit the application of them in modern power station. now the generator units are developing towards large capacity and high parameters. many new kinds of generating electricity means are coming into being. the characers of production units of power station become more and more complex but the demand to quality of control becomes more and more strict. the new control means are in bad need to control them effectively

    現代電站的生產過程中存在過熱汽溫、再熱汽溫、鍋爐水處理、負荷調節等許多大遲延、大滯后、特性時變的對象，它們中有些還是具有強非線性特性的對象或多變量耦合系統，採用常規的pid控制手段很難取得良好的控制效果。若應用現代控制理論中的自適應控制、最優控制、解耦控制、預測控制等控制手段，則需要建立被控對象的數學模型，而且往往控制系統的計算量大、實時性差。這些缺點使其很難滿足實際生產過程的需要從而極大地限制了其在現代電站中的應用。
  10. In this paper, the notion of likelihood ratio, as a measure of deviation between a sequence of the arbitrary random variables and a sequence of independent random variables with different distributions, is introduced. a class of strong deviation theorems represented by inequalities are given on a subset of the sample space by constructing a negative supermartingale and using martingale convergence theorem

    本文通過引進似然比作為相依隨機變量序列相對于服從不同分佈的獨立隨機變量序列的偏差的一種度量，並通過構造一個非負上鞅，利用鞅收斂定理給出了樣本空間的一個子集上的一類用不等式表示的強偏差定理。
  11. The bivariate poisson models of contingent claim times about the homogeneous portfolios are studied, and an independent condition of the two variables is proved, and then the mixed bivariate poisson models of contingent claim times about the heterogeneous portfolios with dependent risks are studied, and the last, the optimum bms formula about the heterogeneous portfolios with dependent risks are reached

    研究了同質風險相依條件下的二元poisson索賠次數模型，得到了二元poisson索賠次數模型獨立的充分必要條件同時研究了非同質風險相依條件下二元混合poisson索賠次數模型，得到了相應的非同質風險保單組合的索賠次數模型為雙變量負二項分佈的概率函數在此基礎上將保險精算中的最優bms由獨立情形推廣到了風險相依的情形，並得到了相應的最優bms的計算公式。
  12. The approximation of exponential distribution on the sequences of dependent nonnegative continuous random variable

    指數分佈對任意非負連續型隨機變量的逼近
  13. In chapter l, we introduce the relative background on this paper and give some simple expressions of the work which have been studied. in chapter 2, in virtue of the notion of likelihood ratio the limit properties of the sequences of dependent nonnegative continuous random variables are studied, and a class of strong limit theorems represented by inequalities are obtained. the bounds given by these theorems depend on positive constant c. in chapter 3, by means of the notion of log likelihood ratio, a kind random strong deviation theorem are obtained, and the bounds given by these theorems depend on r ( )

    第一章，介紹本論文的選題背景，對已有的工作進行扼要的介紹；第二章，利用似然比的概念研究相依連續型非負隨機變量序列的極限性質，得到一類強偏差定理，其偏差界依賴于正常數c ；第三章，利用對數似然比的概念得到一類隨機偏差定理，其偏差界依賴于r （ ） ，證明中引進了尾概率和尾概率的laplace變換的概念；第四章，利用對數似然比的概念，得到了一類關于任意連續型隨機變量序列的泛函的強偏差定理。
  14. Some moment inequalities of nonnegative random variablew

    關于非負隨機變量的幾個矩不等式
  15. For control variables, the results indicate that different industries have different capital structures, size of the company is positively related to total debt ratio, return on asset is negatively related to total debt ratio, growth of the company has no distinct relation to total debt ratio, probability of bankruptcy has no distinct relation to total debt ratio, nondebt tax shield is negatively related to total debt ratio, fixed asset / total asset ratio, inventory / total asset ratio and intangible asset / total asset ratio are positively related to total debt ratio

    對控制變量，研究顯示：行業對資本結構有顯著的影響；公司規模與資產負債率正相關；公司盈利能力與資產負債率負相關；公司的成長性與資產負債率沒有顯著的關系；破產可能性與資產負債率沒有顯著的關系；非債務避稅與資產負債率負相關；固定資產、存貨和無形資產占總資產的比率與資產負債率正相關。
  16. By the first integral method and properties of integral depending on a parameter, the necessary and sufficient condition on the existence of dead core solution for the boundary value of a class of nonlinear ordinary differential equations has been specifically constructed

    應用首次積分法並結合含參變量積分的性質，具體構造了一類二階非線性常微分方程邊值問題存在非負死角解的充分必要條件
  17. Abstract : by the first integral method and properties of integral depending on a parameter, the necessary and sufficient condition on the existence of dead core solution for the boundary value of a class of nonlinear ordinary differential equations has been specifically constructed

    文摘:應用首次積分法並結合含參變量積分的性質，具體構造了一類二階非線性常微分方程邊值問題存在非負死角解的充分必要條件
  18. For ld - ( zd, ed ) : assign to each edge of ed an independent. non - negative random variable u ( e ) ( which we think of as being the time required for fluid to flow along e ) with distribution function f. this is our first - passage percolation model

    對圖l 『 （ z e勺，如果e 『中每一條邊e都有一個取值為非負的，分佈為廠的隨機變量叫。 ）與之對應（ 。何表示液體通過邊e所需要的時間） ，且。
  19. According to the problem that the recovery rate is traditional treated as a constant or an independent stochastic variable by the classical credit risk pricing and management model, and problem that the negative correlation between the default probability and recovery rate is always neglected, this dissertation gets the exponential and logarithm regression models of default probablilty and recovery rate based on some empirical researches, and improves on several broadly applied credit risk models, such as structural hazard rate model, affine structure model, convertible bond pricing model and credit metrics model, and introduce the negative correlation between

    針對傳統的信用風險定價模型及信用風險管理模型將違約回收率看成是一個外生的常數或是一個獨立的隨機變量，而忽略回收率和違約概率之間的負相關性這一問題，本文應用相關實證研究得到了違約概率和回收率的指數和對數回歸模型，並對應用非常廣泛的結構化風險率模型、仿射結構模型、可轉換債券定價模型和creditmetrics模型進行了改進和拓展，在新模型中應用指數和對數函數引入了這兩個變量之間的負相關性。
  20. The dependability theory is concerning life - span characteristics of the products as the main research object. usually, we describe the life - span of products with the random variable that is not nonnegative

    可靠性理論以產品的壽命特徵為主要研究對象，通常用一個非負隨機變量來描述產品的壽命。
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