隨機表 的英文怎麼說
中文拼音 [suíjībiǎo]
隨機表
英文
random table-
Taxus chinensis vsr. mairei population is very oblivious from seeding stage to mature tree stage. the patterns were consistant with the ecological and biological characteristics of form. taxus chinensis var. mairei which were valuable and rare and in severe danger. in this paper, logistic model and liu - logistic model were proposed to approach the growth dynamics of tree basal area of form. taxus chinensis var. mairei population
南方紅豆杉幼苗表現為較強的聚集分佈，除與種子的散布有關外，生境條件的差異是重要原因之? ，其它發育階段表現為明顯的隨機分佈，表明它在自然群落中分佈的概率很小，反映了南方紅豆杉珍稀瀕危的生態生物學特性和特徵。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。To sum up, tested and validated by data sets of shenzhou iv unmanned spacecraft and precise orbit ephemeris, the algorithms presented in the thesis can improve orbit accuracy and reduce random noise considerablely. derived conclusions have important value for reference, and lay the firm technological foundation for future applications
總之，經過神舟四號飛船實測數據計算和精密星歷檢驗，表明本文提出的各種定軌方法可以較好的提高定軌精度，減少隨機噪聲，所得出的結論對于實際應用具有重要的參考價值，並為將來的應用奠定了堅實的技術基礎。Experiment results indicated that this method had relatively high fault - partition concentration and faultfinding probability, and its effectiveness was better than random testing in the same conditions
實驗結果表明，該方法分割錯誤元素的集中度以及命中錯誤的概率較高，相同條件下其效果要優于隨機測試。The research emphases of the paper include the establishment of terrain model and the realization of detail of surface. during the establishment of terrain model, the theory of fractal and the characteristics of ivs, fractal brown motion ( fbm ) are discussed and compared, and prove the model is adapt to the feature of the physiognomy
地形模型的建立和地表細節的表現是本文研究工作的重點，在建立地形模型的過程中，分析了分形理論和分形法中的隨機插值、布朗運動（ fbm ）的原理並進行比較，論證了其數學模型與真實地貌特徵基本吻合，並運用隨機插值法（ insert - valuestochastically ， ivs ）實現了地形的分形模型。Cluster analysis based on rapd showed that at 76 % similarity level, all tested isolated could be clusted into nine groups, i. e. 1 p. ostreatus and p. florida, ii p. ostreatm p. sapidus, p. spodoleucus and p. eryngii, iii p. colnmbinus, p. corlicalus, p. cornucopiae, p. nebrodensis and p. ferulae ; iv p. pulmonarius and p. sajor - caju, v three isolates with indefinite species, vi p. luber - regium, vii p. cilrinopileatus, viii p. djamor and p. salmoneoslramincus, ix p. abalonus and p. cysliodism. 4. a single uniform product 1. 46kb in size resulted from pcr amplification of the 5 " half of the 28s rrna gene for all isolates of pleurolus and the other three genera
隨機擴增多態性dna的聚類分析表明，在76相似水平下，可將供試的側耳菌株聚成九大類，第一大類包括糙皮側耳、佛羅里達側耳；第二大類包括美味側耳、灰白側耳、剌芹側耳；第三大類包括哥倫比亞側耳、裂皮側耳、黃白側耳、阿魏蘑、白阿魏蘑；第四大類包括肺形側耳和鳳尾菇；第五大類為3株未定名的側耳；第六大類僅有具核側耳；第七大類為金頂側耳；第八大類包括紅平菇和桃紅側耳；第九大類包括鮑魚菇和囊蓋側耳。Based on evidence from randomized placebo - controlled trials, cognitive behavioral therapy and psychodynamic interpersonal therapy improve coping, and hypnotherapy benefits global symptoms in otherwise refractory patients
隨機安慰劑對照臨床試驗的結果表明，對于別的方法不奏效的病人，認知行為治療和精神動力人際心理治療能改善應對能力，而催眠療法則能改善整體癥狀。As analyzed, ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t. lepturus and e. muticus. t. lepturus exhibits lower polymorphism and genetic diversity than e. muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences, a very low intraspecific variation and considerably high divergence among species were found, which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t. lepturus and e. muticus are of two species respectively pertainiag to different genera, which supported the nelson taxonomic conclusion
分析結果表明: （ 1 ） rapd技術研究黃海帶魚和小帶魚的遺傳多樣性具有較高的靈敏度和檢出率，帶魚的多態比例和遺傳多態度均較小帶魚的低; （ 2 ）線粒體165出兇a基因序列在分析兩物種遺傳變異時表現出保守和變異的雙重特性，種內變異極小而種間較大: （ 3 ） 5個隨機引物擴增出種特異的ra衛d帶，可作為種間分子鑒定標記; （ 4 ）研究證實帶魚和小帶魚是不同屬的兩個種，從而在分子水平上支持了nelson分類系統的觀點。From the model study of the fractal random rough surface, we acquire one dimensional ? two dimensional fractal random rough surface model with fractal theory ; 2. the calculation of the scattering field of light ; the establishment of the scattering light ’ intensity model, and the number calculation of the intensity distribute ; 3. the study on the laser radar cross section of one - dimensional fractal rough surface target ; and the number calculation of the scattering intensity of two - dimensional fractal the rough surface target ; 4. through shadowing effect, we analysis light scattering characteristic of fractal rough surface
本論文利用分形理論得到一維?二維分形隨機粗糙表面模型，研究光在一維?二維分形粗糙表面的光散射特性，主要從以下四個方面分析: 1 .自仿射分形隨機粗糙表面模型探討，採用分形理論得到一維?二維分形隨機粗糙表面模型; 2 .分形粗糙表面散射光場的計算和粗糙表面散射光強角分佈的模型建立和數值計算; 3 .一維分形粗糙表面目標的激光雷達後向散射截面lrcs研究和二維分形粗糙表面目標散射強度數值計算; 4 .引入遮蔽效應分析分形粗糙表面光散射特性。The monoclonal antibodies ( mab ) specific for the nucleoprotein of prrsv were used to select a phage random heptapeptide library
採用噬菌體隨機7肽庫對單克隆抗體ge3識別的抗原表位進行了鑒定。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。The research also demonstrates that in cancerous cells the receptor for adenovirus, called the coxsackie - adenoviral receptor or car, is expressed randomly over the surface of the cell and is exposed to the blood vessels
研究也表明在癌細胞腺病毒的受體，稱作柯薩奇病毒或是car ，是隨機表達在細胞表面並且暴露于血管外。Great attention has been paid on the study of random surfaces in many scientific and technological fields such as the growth fronts of thin films, surfaces of fabricated optical devices, and the fractured cross - section of materials, etc.
粗糙隨機表面統計特性的研究是一個多年來倍受關注的問題，這一問題在如動力學的材料生長界面，由大的沖擊而產生的斷裂面，光學元件設計等諸多物理領域具有重要的意義。The extracted height - height correlation function and the random surface parameters obtained ever since conform with those obtained by the measurement of afm in chaper 3, based on the light scattering theory of kirchoff approximation, we propose the method for the extraction of surfaces parameters from the correlation functions of speckles intensity produced by light scattering in the region near the random surfaces
我們以對三個高斯相關的隨機表面樣品的實驗測量為例，對該方法行了驗證。所測得的結果與用原子力顯微鏡測量的結果符合得很好。第三章根據基爾霍夫近似下的光散射理論，提出了從隨機表面附近衍射區內的散斑場相關函數中提取隨機表面參量的方法。In chaper 2, we present a method for the extraction of the height - height correlation function of random rough surfaces from the data of average intensity of image speckles
第二章提出了由像面散斑平均光強提取隨機表面高度?高度相關函數的方法。In chaper 1, we give a summary and an overall review for the descriptions and measurements of random surfaces, the light scattering theory and its applications in the characterization of random surfaces, and the near - field optics and the near - field speckles
第一章對隨機表面的描述和標定方法、光散射輪廓特性及其重要性、近場光學和近場散射的意義和近場散斑的特性進行了綜述。By least - squares fit of the measured data of speckle correlation function to the obtained quantitative expression, parameters of random surfaces can be extracted
採用最小方差擬合的方法，將散斑相關函數的測量結果與所得到的表達式進行擬合，可以提取出隨機表面參量。The theory and the method are validated by the simulational experiments, in which the scattering from random self - affme fractal surface are simulated and the speckle intensity correlation function are calculated
我們通過模擬實驗，並以自仿射分形隨機表面附近散斑光強的相關函數進行數值計算為例，對該理論和方法進行了驗證。Chaper 4, we put forward the concept of the near - field speckles and study their properties by the numerical solution of the integral equation based on the green ' s theorem. we study the near - field speckles produced the by random self - affine fractal surfaces of dielectric medium. the speckle intensities evolve considerably in the near - field region and the local fluctuations in them disappear in the distance of a wavelength
在第四章中，我們提出了近場散斑的概念，並依據介質界面電磁波的格林積分摘要方程對自仿射分形隨機表面產生的散斑光場進行了數值計算模擬研究，發現近場散斑分形特徵與自仿射分形隨機表面的特性有關，且這種分形特徵在非近場區域消失。For the stochasic representation is still correct over unbounded domains, this method can also solve the exterior dirichlet problem
另外，由於在無界區域上解的隨機表達式也是成立的，因而可以用來解決dirichlet外問題。分享友人