隨機步 的英文怎麼說

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。

But with wind power capacity enlarging constantly and stochastic and incontrollable wind energy, wind asynchronous generator " s frequent startup will take inverse impact to wind power system stability, which is one of the most important restricting factor on wind power " s large - scale development

然而，隨著風電裝機容量的不斷擴大，風能的隨機性和不可控性，使得相對頻繁起動的風力異步發電機，對風電系統穩定性的影響也愈來愈大，成為制約風力發電規模發展的主要因素之一。

Danshen and gegen together were proven to be tissue - protective in ischaemia - reperfusion model experiment, a research group led by professor kam sang woo, professor of medicine and therapeutics of the chinese university of hong kong has successfully produced a quality herbal capsule preparation ( 500mgcapsule )

由中大醫學院內科及藥物治療學講座教授胡錦生教授領導的研究小組，成功研製出優質500毫克膠囊裝中成藥，為一百名冠心病病人進行為期二十四周的雙盲、隨機、同步的臨床測試。

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。

In third part, we discuss those important technological performance targets for a crane ' s metallic structures, the status index, the weight for the parameters. a new method called stochastic mistiness is put forward to accurate the status index and the weights

該章的第三節論述了起重機金屬結構的重要技術性能指標，詳細討論了指標狀態指數和權重，並提出了基於模糊數學的隨機模糊法來進一步細化結構的狀態指數和權重。

The basic principle and method of 3d stochastic modeling of sedimentary microfacies are discussed according to geological and acoustic impedance data of well - logging constrained seismic inversion, and a case study according to stochastic modeling of fluvial facies reservoir of the minghuazhen formation of neocene in a certain block of bohai bay basin is used to show the general process of this research

摘要探討了綜合應用地質及測井約束地震反演信息進行三維沈積微相隨機建模的基本原理、思路與方法， ?以渤海灣盆地某區塊新近系明化鎮組河流相儲層?例，說明這一研究過程的基本步驟，包括井眼沉積微相解釋、測井約束地震反演、波阻抗與地質相的概率關系分析、隨機模擬方法選擇、地質統計特徵分析、三維隨機建模、隨機模擬預測的多解性評價。

The comparisons between the theoretical results and a passel of experiment results preliminarily verify the feasibility of understanding the failure mechanism of concrete through the stochastic damage constitutional law

通過與一批高性能混凝土本構關系試驗數據相比較，初步證實了採用隨機損傷本構關系反映混凝土受力破壞機理的可行性。

Sdram synchronous dynamic random access memory

同步動態隨機存取存儲器同步內存

Fourthly, under the structure of general equilibrium, it analyzes the speculative bubbles " impact on the economy with overlapping generation model which considers the technology advances and random real capital gain ratio. it not only introduces the achievements of foreign economists ( tirole, 1985, weil, 1987 ; blanchard and fisher, 1989 ) ; but also does the creative research on the movable economic efficiency during the transitional period

第四，在一般均衡框架下，採用具有技術進步和隨機實質資本投資收益內容提要率的跨時迭代模型研究投機泡沫對經濟的影響，推廣了國外經濟學家（五role ， 2955 ; weil ， 1957 : blanch出妞助dfisher ， 1989 ）的研究成果。

Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

此外，本文採用隨機有限元方法，將圍巖容重、側壓力系數、垂直荷載高度或埋深、圍巖的彈性抗力系數、支護結構的彈性模量、混凝土容重、結構的厚度以及混凝土的抗扭與抗壓強度等與襯砌結構有關的幾何與物理力學參數作為隨機變量，應用蒙特卡洛理論進行計算機隨機取樣，對雪峰山隧道模注混凝土襯砌的承載力與穩定性的可靠度進行了初步評估，得出了襯砌的相關位移與內力的均值和方差，並計算出了相應的襯砌結構可靠指標。

For protein identification, proteins spots of interest on the gels stained with colloidal coomassie brilliant blue g - 250 were excised, digested in - gel with trypsin, and analyzed by peptide mass fingerprinting ( pmf ) with matrix assisted laser desorption / ionization - mass spectrometry ( maldi - ms ). erp60, trypsinogen, proelastase, lipaseandso on were identified. this will enable us to present an overview of the proteins expressed in rat pancreas tissues and lays the basis for subsequent comparative proteome analysis studies with pancreas development

從中隨機選擇一些差異蛋白質點，進行基質輔助激光解吸-電離飛行時間質譜（ maldi - tof - ms ）測定其膠內酶解后的肽質指紋圖譜，用mascot軟體查詢swiss - port數據庫，初步鑒定為一些與生長發育、物質代謝、細胞因子、信號轉導等有關的蛋白質，如erp60 、 trypsinogen 、 proelastase 、 lipase等。

We analyse the dispersion of stock returns and have the tests of serial correlation. the results show that the trading mechanism has a significant effect on a number of characteristics of stock returns. first, the distribution of open - to - open returns has greater variance than that of close - to - close returns. second. the serial correlation pattern is quite different in the two return series. the open - to - open returns have negative autocorrelation coefficient, but the close - to - close returns is positive. further, employing an arma ( 1, 1 ) model we find that in the opening. returns exhibit higher residual noise and stronger dependence on past returns, reflecting stronger deviations from the random - walk form of the market efficiency hypothesis

主要表現為：一，開盤收益序列比收盤收益序列具有更大的方差。二，兩種收益序列的序列相關形式不同，開盤收益序列表現為負相關，而收盤收益序列表現為正相關。而且我們通過arma （ 1 ， 1 ）模型的進一步檢驗，發現開盤收益序列比收盤收益序列具有更大的殘差，更依賴于過去的收益序列，也更偏離於市場有效的隨機遊走形式的假設。

In this dissertation, we firstly prove that any dirichlet problem is indeed equal to a voltages problem of networks. we give five solutions to dirichlet problem in two dimensions ; among these five solutions, we prove that the iteration solution and the solution of relaxations are exponential convergence, then we estimate their respective convergence rates ; secondly, we discuss random walks on general networks, prove that there is an one to one correspondence between networks and reversible ergodic markov chains ; thirdly, we give probabilistic interpretation of voltages for general networks : when a unit voltage is applied between a and b, making va = 1 and vb = 0, the voltage vx at any point x represents the probability that a walker starting from x will return to a before reaching b ; furthermore, we study the relationship between effective resistance and escape probability : starting at a, the probability that the walk reaches b before returning to a is the ratio of the effective conductance and the total conductance

本文證明了任何邊值的dirichlet問題都可轉化為求解電路電壓的問題：給出了計算平面格點上dirichlet問題的5種方法：證明了迭代法和松馳法都是指數收斂的，並分別給出收斂速度的估計；討論了一般電路上的隨機徘徊，驗證了電路與可逆的遍歷markov鏈是一一對應的；給出了電路電壓的概率解釋：當把1伏電壓加於a ， b兩端，使得v _ a = 1 ， v _ b = 0時，則x點的電壓v _ x表示對應的markov鏈中，從x出發，到達b之前到達a的概率；進一步地，給出了逃離概率與有效電阻之間的關系：從a出發，在到達b之前到達a的概率為有效傳導率與通過a的總傳導率之比。

An improved interactive dynamic multimedia synchronization model ( idsm ) based on tpn is proposed. the new model takes the dynamic synchronization properties and the demands of the priority of key medium and the function of user interaction in the distributed systems into account, introduces the allowed blocking time, backtracking rules and so on to handle the problems caused by random delay, blocking or lost packets, and describes the temporal behavior of multimedia information stream fully, accurately and formally. 4

提出了一個新的基於tpn網的互動式多媒體動態同步模型idsm ，該模型充分考慮到分散式環境中多媒體的動態同步特性以及關鍵媒體的優先權和人機交互要求，通過引入容許阻塞時間、回溯演算法等有效克服了網路隨機延遲、阻塞和丟包等因素的影響，以形式化的方式完整、準確地描述了多媒體信息流的時間行為。

Lastly by using the technique of dot blot hybridization, the genome dna of chlamydia was detected with the probe of momp gene labeled with dig - 11 - dutp by using the way of random primer. the results showed the degree of sensitivity of the probe was 10 pg and other pathogens could not be detected by this probe. by comparing the diagnostic ways of nucleotide probe and fc, the technique of nucleotide probe were proved to have high sensitivity and speci fi city

最後，用地高辛隨機引物法標記成momp基因核酸探針，斑點雜交檢測衣原體基因組dna ，靈敏度可達10pg ，且不能檢出其它病原體的核酸。將核酸探針法與補體結合反應法對衣原體感染的診斷進行比較，初步證明該探針具有較高的敏感性與較強的特異性。

To eliminate the serious random noises which exist in the analog sigals, the frequency spectrum of the signals are analyzed, then several digital filteration arithmetics are compared with each other and the best is selected

為消除測量信號中存在的比較嚴重的隨機干擾，在對測量信號作頻譜分析的基礎上，比較了幾種數字濾波演算法的處理效果，進一步提高了測量精度。

First, some inequalities of gram determinant and further, some estimates for correlation coefficient of a system of random vectors and its subsystems are obtained

本文首先給出了矩陣行列式的幾個不等式，進一步，給出了多組隨機變量及其子系統的相關度量的幾個估計

Four hyg - resistant plants, which were chosen randomly from the plants which grown in the field, were detected through gus and pcr. the results confirmed that the npr1 gene have been induced into the genome of eustoma russellianum

隨機選取4株移栽成活的具有hyg抗性的洋桔梗植株進行gus染色和pcr分子檢測，均為陽性，初步證明外源npr1基因已整合到洋桔梗基因組中。

Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays

二、具體研究工作的系統報告，主要集中在以下幾方面：研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型，為小范圍的單頻用戶服務；研究如何實時分離gps觀測中的儀器偏差與電離層延遲；研究如何建立較大區域的電離層格網模型，進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律；研究單頻用戶在不利條件下，如何更好地利用電離層延遲改正信息；研究利用gps監測隨機電離層擾動的基本理論和框架方案；研究如何綜合顧及電離層的周日、季節和年變化，進一步提高利用gps模擬電離層延遲的能力；研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。

Moreover, the stream itself is not infinite, but rather ends after a random number of steps

而且，數字流本身不是無限的，在幾個隨機步驟后結束。