random process 中文意思是什麼

Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。

Random fields on tree axe applications on trees of theory of random process - a new math model, which develeped from coding and encoding problem in information theory

樹上的隨機場是隨機過程理論在樹-這一最新的數學模型上的應用，它產生於信息理論的編碼和譯碼問題

The power spectrum of white noise and the diagnosis of work conditions in the random process

隨機過程的白噪聲功率譜及工況診斷

The diffusion model and numerical simulation model for chaff clouds are modeled on the assumption that the speed of air where chaff locates is a winner random process and the mass of chaff is zero so it can trace the atmosphere speed very well

摘要假定箔條所在位置處大氣運動速度是一個維納隨機過程，同時在忽略箔條的質量時箔條的運動完全反應當地大氣的運動，在此基礎上建立箔條雲團的擴散模型及數值模擬模型。

This paper mainly analyzes control delay at urban signalized intersections. based on the survey data, this paper talks about vehicles movement characteristics of arrival and depart process, then the queueing headway distribution is obtained, and the suggestion that saturated flow should be measured from the sixth queuing vehicle is offered. using random process theory analysis and computer simulation, the queuing length distribution model is obtained

本論文針對平面信號控制交叉口的延誤問題進行了分析，在實測數據分析的基礎上，探討了車輛到達過程和離開過程的運行特性，給出信號交叉口排隊離散車頭時距分佈模型，提出飽和流率的測量應從第六個離開的排隊車輛算起；運用隨機過程理論和計算機模擬的方法得到了信號交叉口排隊長度分佈模型，在此基礎上運用協調變換的方法改進了車輛延誤模型。

Unstable random process was passed test to time list error. aiming error was confirmed on unstable random process

對方位測量在試驗時間段內，進行了非平穩性檢驗，證實了瞄準誤差屬于非平穩性的。

Therefore, the method that unstable random process turned stationary random process was put forward. quasi - error data were made and aiming errors were visible modified base on stationary random process

在乎穩化的基礎上進一步擬合誤差序列，經平穩化處理后的瞄準誤差得到了明顯的修正。

Second, i transform seismic - electrical data and volcano data worldwide from 1991 to 1999 to appropriate statistic models and analyze them by using the theories of random process and correlation. the results of the study testify that it is correlative between the seismic - electrical abnormal rectangle pulsation signals and volcano eruptions. so the study is a useful exploration for which whether we can monitor and observe worldwide volcanic activity in the whole

接下來應用隨機過程與相關理論的知識，以1991年1月1日至1999年12月31日為統計時間段，以北京工業大學地震研究所南北方向地電脈沖儀所記錄到的地電異常矩形脈沖信號和全球范圍內的火山噴發事件為研究對象；抽取適合分析、又具物理意義的多個統計模型；並對信號模型與噴發模型間進行了詳盡的相關性分析。

This paper gives a review on the five analysis approaches of fluctuation pressure on the hydraulic structures and hydromachines : the method of probability and random process, the method of time - space correlation, the method of fitting data, the method of distribution hypotheses on the data of test survey stations, and the hydromechanics method

摘要綜述了水工建築物及水利機械上脈動壓力的五種分析方法：概率和隨機過程法；時空相關法；數據擬合法；根據實驗測點數據分佈假設法；流體力學方法。

Based on the mathematical model for analyzing the seismic responses of submerged tunnels proposed by choshiro tamura and shunzo okamoto, the analytical model for calculating the stochastic earthquake responses of the whole underground structure was proposed and the formulas for evaluating the stochastic characteristics of the underground structural seismic responses were derived. the dynamical mean - square responses of the nanjing changjiang tunnel under gauss stationary random process were calculated. 3

2將日本田村重四郎?岡本舜三提出的沉埋隧道地震反應分析的數學模型應用於地下結構隨機地震反應分析，利用數值分析方法建立了隧道整體隨機地震反應分析的數學模型，得到了地下結構整體隨機地震動力響應數字特徵的數學表達式，為地下結構整體隨機地震反應分析及動力可靠度的研究提供了一種分析途徑。

Random process theory is a kind of effective mathematical tool to handle random vibration problem. through frequency spectra and time domain analysis for random course, the seemed complex vibration time - history can be transferred to trigonometric function series, thus makes it have certain periodic feature

隨機過程是處理隨機振動問題的一種有效的數學工具，通過對隨機過程進行時域分析和頻譜分析，可以將看似非常復雜和毫無規律的隨機振動表示為三角函數的級數形式，從而使其具備了一定的周期性特徵。

Supposed that the fluid in all the fields will accomplish a transport in down - flow distance a z, the flow in trickle - bed is a m step markov process, where m = z / z ( z - the height of trickle - bed ). according to the theory of random process, the statistic of the markov process will be calculated out from the original distribution and state - transport matrix

假定液體從床層上端面向下流過z距離后，處于各區的流體就實現了一步轉移，則可將床內液體的流動視為從一個初始分佈開始，經過m步（ m = z z ， z為床層高度）轉移的狀態離散、滴流床流率分佈的模擬與整流時間離散的markov過程。

The study of ds signals in this article broke through the conventional detection and estimation methods and modeled the ds signals as a cyclostationary random process. in this case, it can be analyzed by the theory of spectral correlation, and then we can finish the parameter estimation of ds signals by its characteristic in the field of spectral correlation

本文對低信噪比下的ds信號的研究突破常規信號檢測和估計理論，將ds信號建模為周期平穩隨機過程，應用譜相關理論來分析它的譜相關域特性，尋求ds信號的參數在譜相關域的特徵表現，從中提取相應的ds信號參數信息。

The pullulation of floes is a random process and it has nonlinear character. if the fragmentation of floes is not considered, the routine flocculation process is to form the small group from initial particle and the big group from small groups. finally the biggest group is formed from those big groups

由於絮凝體的成長是一個隨機過程，具有非線性的特徵，如果不考慮絮凝體破碎的話，常規的絮凝過程是由初始粒子結成小的集團，小的集團又結成大的集團，然後結成更大的集團，這樣一步一步成長為粗大絮凝體。

Abstract : construction and specification of weight and control system for producing extra low carbon ferrochromium by perrin process are introduced. the realizing method in computer for data process, ending control and technology model is analyzed. and an optimizing method based on stable random process is proposed

文摘:介紹了熱兌法微鉻生產中稱量控制系統的組成和特點，分析了數據處理、終點控制及工藝模型在計算機中的實現方法，提出了基於平穩隨機過程的優化控制方法。

A new type of viscoelastic stochastic finite element method is established using first - order perturbation theory based on local averaging method of random field and karhunen - loeve expansion theory of random process. the amount of computations is greatly reduced by transforming correlated random variables to a set of uncorrelated random variables. the relations of different random response variables are analyzed and monte carlo simulations for viscoelastic stochastic structures are investigated

基於隨機場的局部平均法以及隨機過程的karhunen - loeve分解理論，通過一階隨機攝動方法建立了考慮材料近似不可壓縮的粘彈性隨機有限元公式，由相關結構分解減少計算量，分析了各結構隨機響應量之間的關系，給出了數字特徵的計算方法，研究了粘彈性隨機結構的montecarlo模擬驗證方法。

This part mainly discusses the statistical distribution of the price and the returns rate, including random process and the returns rate model, gaussian process, measuring returns rate with discrete random process, white noise process, auto regression process, moving average process, auto regression moving average process, random walk, continuous random process, leptokurtic distribution, conditional mixed distribution, garch model and fractal distribution

在這一部分中，我們主要討論價格和收益率的統計分佈：隨機過程和收益率模型、高斯過程、收益率計量中的離散隨機過程、白噪聲過程、自回歸過程、移動平均過程、自回歸移動平均過程、隨機行走、連續隨機過程、尖峰分佈、條件混合分佈、 garch模型以及分形分佈。

By using the probability theory, measurable theory and random process comprehensively, the properties of the output sequences of the combined generators mentioned above are studied, and the finite dimension union distributions of those output sequences are also presented, followed by the mathematical characteristics of those output sequences

綜合運用概率論、測度論和隨機過程等學科的理論分別對這些鐘控組合生成器的概率模型輸出序列的性質進行了研究，求出或討論了「停走」生成器、 km （

Methods consecutive menstrual cycles ( 9 - l6 / person ) were collected from 157 female college students aged 18 - 23 years, and the runs test was used to determine if the sequential data set was from a random process

方法收集157名18 - 23歲女性大學生的連續月經周期數據（ 9 - 16個人） ，用遊程檢驗方法確定序列數據是否具有隨機性。

The analysis and simulation to the random process of composites ' damage

復合材料隨機破壞機理的分析模擬