隨機量 的英文怎麼說
中文拼音 [suíjīliáng]
隨機量
英文
chance quantity-
In this paper, we study the convergences of random dirichlet series by the local convergence of random variable and the strong law of large numbers, and obtain some simple and explict formulae on abscissa of convergence
該文是利用隨機變量序列的局部收斂性及強大數定律研究了隨機狄里克萊級數的收斂性，得出了它的收斂橫坐標的簡潔公式Abstract : in this paper, we study the convergences of random dirichlet series by the local convergence of random variable and the strong law of large numbers, and obtain some simple and explict formulae on abscissa of convergence
文摘:該文是利用隨機變量序列的局部收斂性及強大數定律研究了隨機狄里克萊級數的收斂性，得出了它的收斂橫坐標的簡潔公式The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar
電離層是隨機時變，各向異性，非均勻、色散的復雜介質。為了保證依賴于電離層進行的短波通信質量，必須了解電離層的實時狀態信息。高頻返回散射探測可以實時監測與短波通信或高頻天波雷達相關的天波傳播通道的狀態，對短波通信和天波雷達工作起了重要的輔助作用。The thesis mainly study the technology of atm lan in - country and overseas, and with the key of qos. with the anatomist object of lan emulation and ip over atm, fouse on expatiate strategy which discussed from three aspect : emulation bridge in lan emulation, the setting of priority in ip over atm, the currency control of flux. at last, this paper set out the ascendant capability of the new strategy with the tool of probability and randomization
本文主要在分析國內外在atm局域網技方面的最新研究成果的基礎上，以服務質量（ qos ）為主線，以atm模擬局域網技術和ipoveratm技術為剖析對象，系統地闡述了在模擬網橋、優先級設置、通用流量控制方面的改進策略並使用概率和隨機過程工具初步展示了新策略優越的性能。Data mining, which has been considered as a important methods in the analysis of time series, received more attention came from boffin. data mining is a process which get the useful information from the vast 、 incomplete 、 noised 、 fuzzy and random data
數據挖掘技術是從大量的?不完全的、有噪聲的?模糊的、隨機的數據中，提取隱含在其中的?人們事先不知道的?但又是潛在的有用信息過程。It is known that a pearlitic material is composed of numerous pearlitic colonies with randomly distributed orientations, and in each colony there are many parallel ferrite and cementite laminas arranged alternatively
珠光體材料為兩相材料，它由大量隨機取向的珠光體團組成，每一珠光體團由包含大量鐵素體片和滲碳體片交互疊合而成。Three evaluation methods for the nonrandomized precipitation enhancement operation effects have been developed based on the regional rainfall control and meteorologit cal covariable correlation : dopple ratio analysis evaluation method using regional rainfall ten - dency control for single cloud seeding operation case ; regression analysis evaluation effects on the bases of regional correlation and developing tendency of rainfall ; and multiple regression analysis with meteorological and physical covariables
本文根據區域趨勢控制和氣象-物理協變量相關設計了三套非隨機化人工增雨作業效果評估方案：個例作業區域趨勢對比雙比分析評估方案、區域趨勢相關回歸分析評估方案和氣象-物理協變量多元回歸分析評估方案。It was shown from the result of analysis and comparison that the evaluation efficiency for the non - randomized cloud seeding operations could be improved by using appropriate physical covariate as control factor and increasing the correlativity between rainfall distributions in the control area and target area
比較分析的結果表明，只要不斷提高對比區和影響區的相關性和引入新的更有效的協變量，就可能提高非隨機化作業的效果評估效率，從而更好的檢驗人工增雨作業的效果。This paper takes mobile engineering department equipment management of daqing petrochemical parent company as an example, and studies the design and application of equipment management system of daqing petrochemical parent company, for the implement of computerizing the equipment entire process management with the equipment management system and completing the synthesis management, the records management, the expense management, the fixed asset management, the specialized management and the information management with the computer system and making in the manual management some qualitative and stochastic ingredients transforming into the quantitative standard management. so it guarantees that we can perform advanced predicting management in the entire process of the matter movement and the value movement of equipment and complete the equipment servicing transition from the compulsory servicing and afterwards servicing to the preventive servicing, improving work quality, efficiency and modernized degree which the equipment manages and assisting enterprise ’ s equipment management decision - making and the whole realization of management goal and enhancing the enterprise ’ s interior equipment utilization and realizing its maximum profit
本文以大慶石化總廠機動工程部的設備管理為例，對大慶石化總廠設備管理系統的設計與應用進行研究，旨在通過設備管理系統實現設備全過程管理計算機化，由計算機系統來完成設備的綜合管理、檔案管理、費用管理、固定資產管理、專業管理及信息管理，使人工管理中一些定性的、隨機的成分轉變為定量的規范的管理，保證大慶石化總廠對設備的物質運動和價值運動的全過程實行先進的可預知性管理，並逐漸將設備維修從目前的以強制性維修及事後維修為主過渡到以預防性維修為主，提高設備管理的工作質量、效率和現代化程度，輔助企業的設備管理工作決策及經營管理目標的整體實現，提高大慶石化總廠內部設備的利用率及實現其最大的經濟效益。A measure of dependence between random variables based on copula
對隨機變量間相依性的度量But my focus was specially laid on the decision - making of investment under uncertainty and with competition, i first. extend the basic model of dixit & pindyck ' s by allowing the relevant parameter to be a random variable, then proposed an numerical example to show how to solve this model, i gave the algorithm and did the comparative static analysis, finally i developed a model of duopoly under uncertainty, considering the competition between the firms explicitly, using roa, i calculated the two firm ' s values respectively when they take different roles - to be leader or follower, and then checked the possible equilibriums
本文的重點是考察在同時存在不確定性和競爭的情況下，如何用實物期權的理論估算投資項目的價值，為此，文中發展了兩個模型，第一個模型是對dixit & pindyck的模型的擴展，它通過一個相關的隨機變量來考察競爭對項目價值的影響，但沒有考慮企業間的相互博弈，文中給出了一個例子詳細地說明了該模型的求解並做了敏感性分析；第二個模型是一個不確定情況下的雙寡頭模型，文中給出了用實物期權方法計算的兩企業在處于領導者和跟隨者兩種不同境況時的價值，並將企業間的相互博弈考慮在內，考察了可能的均衡狀態。At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。An estimator is a random variable.
估計量是一個隨機變量。Considering the eigen - equations belong to redundance equations because the measured eigen - pairs are less than the orders of model, in order to solving the ones and get the modification matrices of mass and stiffness, the excrescent variables are given randomly
為了求解超越方程以確定質量與剛度修正矩陣，提出隨機給定超越方程中的多餘變量值，採用遺傳演算法來尋優。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。Definitions of physical quantities for fundamental frequency and time metrology - random instabilities
基本頻率和時間計量學用物理量定義.隨機不穩定性Standard definitions of physical quantities for fundamental frequency and time metrology - random instabilities
基頻和時間計量學用物理量標準定義.隨機不穩定性This article is concerned with the clinical trials in which the compliance is measured with random errors
本文考慮一類臨床試驗中的解釋變量即依從性（ compliance ）有隨機量測誤差的情形。Its arnplit ' ude and phase preserve peotation, single measurement or limited measurements could n ' t present the real character of sound field, so it will be more difficult to localize a source by matched field processing or get high accuracy of source localizaion
而聲壓是一個隨機量，幅度和相位存在起伏，單次測量或少量有限次測量不能完整表達聲場特性，這就很難準確進行匹配場聲源定位，其精度得不到保證。Moments are commonly used in statistics to characterize the distribution of random variables, and. similarly, in mechanics to characterize bodies by their spatial distribution of mass
矩在統計學中用於表徵隨機量的分佈，而在力學中用於表徵物質的空間分佈。分享友人