極值性質 的英文怎麼說
中文拼音 [jízhíxìngzhí]
極值性質
英文
extremal property-
The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno
研究結果表明： 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化：隨海拔高度上升，機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒，海拔1600m以下出現粘化層；土壤有機質豐富，表層有機碳含量一般在20g kg以上，有機碳含量隨海拔高度升高而相應增加，海拔3500 3700m的灌叢草甸植被下有機碳含量最高；土壤呈酸性或微酸性，並隨海拔上升， ph值略微降低，酸性增強，海拔2700m以上的土壤多呈鹽基不飽和狀態，表明土壤淋溶作用較強， ph值和鹽基飽和度呈極顯著正相關；土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定，土體中sio _ 2含量較高， cao含量較少， sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ，礦質元素含量的順序依次為： sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。Some extremal properties of multivariate cardinal splines
樣條空間的極值性質A calculation formula for the quadratic gauss sums
一類高斯數值求積公式的極限性質Based on the speech produce model, we find the reason of periodicity disappearance and the extremum number increase by analysing the character of speech signal when the glottal closes
於是從語音產生模型入手，詳細的分析了聲門閉合時刻語音信號的性質，找到了濁音信號經過小波變換後周期性消失、極值點個數增多的原因。In this paper, two questions on exetreme value theory are investigated as follows : i. the asymptotic properties of the large quantile and endpoint of a distribution : let { xi } be an i. i. d random sequence with common distribution f ( x ) which is unknown. denote mn ( k ) as the k - th maxima of x1 … xn
本文對極值理論的兩個問題進行了探討：一、大分位數與尾端點的漸近性質設{ x _ i }是來自未知分佈f （ x ）的i . i . d的隨機序列。Fast algorithms of both discrete and orthonormal wavelet and wavelet packet coefficient are diagrammatized to be introduced. daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation ; the basic principle to pickup the fault characteristics is introduced mainly about the relations between the maximum module and signal saltation point and how to characterize the saltation point with lipschitz exponent
展示了離散正交小波變換的mallat快速演算法和小波包系數分解的快速演算法；重點應用daubeches小波探討了小波變換在信號濾波去噪中的應用和實驗，闡述了其基本原理和通過閾值化處理實現濾波的具體方法；探討了用小波變換進行故障特徵提取的原理，說明了小波變換模極大值和信號突變點之間的關系以及怎樣用李氏指數來表徵突變點的性質。In these cells, one's attention is drawn to the spindle pole, its nature, and function.
在這些細胞中，紡錘極的性質和功能是值得注意的。Recently, when a. dmitrienko ( 2000 ) [ 5 ] constructed the sequential confidence regions for maximum likelihood estimates, they put forward a new asymptotic property : bounded cost of ignorance, that is lim ( en ( d ) - n ( d ) ) <. it ' s an asymptotic property which is worthy of consideration
最近， a . dmitrienko （ 2000 ）在構造極大似然估計的序貫置信區域時，提出了一個新的漸近性質：未知代價的有界性（ boundedcostofignorance ） ，即這是一個很值得考慮的漸近性質。Twenty f1 combinations crossed among 5 varieties and strains different in fiber properties according to complete diallel crossing design were used to evaluate the heterosis and gene action of boll weight and lint percentage in high quality fiber property varieties in upland cotton in 1998 1999 for two year successively at nanjing. it was indicated that there existed small interactions with the environmental factors without maternal effects and the additive gene effect was in chief, attaining to 51. 2 % and 65. 4 % respectively for boll weight and lint percentage. the dominant effect was also in higher rate, 32. 6 % and 16. 8 % respectively. the population mean heterosis of boll weight and lint percentage over the mid - parental mean were relatively prominent 13. 3 % and 3. 5 % respectively in extreme significance. however, boll weight showed no significantly surpassing parental f1 heterosis over the better parent based on population mean ( 2. 0 % ) ; while the lint percentage expressed significant negative heterosis value ( - 2. 1 % ). the gene actions were in conformity with the heterosis expression. it was shown clearly that the f1 combinations crossed between parents with similar performances had relatively high dominant effects and significant positive f1 surpassing parental heterosis ( f1 heterosis over the better parent ) ; while no f1 combination crossed between the parents with prominent mutual difference surpassed the higher parent in yield components, which indicated that among those parents with less difference and close relationships, there still existed sufficient genetic variation or certain mechanism for creating variation and achieving greater advances in breeding. correlation analyses also indicated that there still existed severely undesirable negative correlation between yield and fiber properties as well as the difficulties for their simultaneous improvements
利用5個具有不同纖維品質性狀的品種（系）配製完全雙列雜交組合20個，通過親本和f1的2年隨機區組試驗發現產量性狀的鈴重和衣分與環境的互作效應小，不存在母體效應，並以加性遺傳效應為主，分別占表型方差的51 . 2 %和65 . 4 % ;顯性遺傳效應所佔的比率也較高，分別為32 . 6 %和16 . 8 % .鈴重和衣分的群體平均優勢較大，分別為13 . 3 %和3 . 5 % ，達到了極顯著;鈴重的超親優勢為2 . 0 % ，不顯著;衣分為顯著的負值（ - 2 . 1 % ） .遺傳分析與雜種優勢結果一致.具體表現在產量性狀上，親本相當配製的組合雜合顯性較高，其超親優勢正向顯著，而極值親本（差異較大）所配組合沒有超過高親的.這表明親本差異小、親源關系較近的親本中仍然存在足夠的遺傳變異或某種機制以創造變異使育種取得更大的進展.相關分析表明了仍然存在嚴重的品質與產量的負相關，遺傳改良的難度較大The concept of row ( column ) transposed matrix and row ( column ) symmetric matrix is given, their basic property is studied, and the formula for full rank factorization and orthogonal diagonal factorization of row ( column ) symmetric matrix are presented, which can reduce dramatically the amount of calculation and save the cpu time and memory without loss of any numerical precision
摘要提出了行（列）轉置矩陣與行（列）對稱矩陣的概念，研究了其性質，給出了行（列）對稱矩陣的滿秩分解和正交時角分解公式，極大地減少了行（列）對稱矩陣的滿秩分解和正交對角分解的計算量與存儲量，且沒有降低數值精度。The interior risk control mechanism in commercial bank is the basis of banking supervision and stability of financial system. we should introduce modern instrument measuring financial risks : var ; take advantage of accurate and overall index measuring achievement : raroc ; form multilayer risk control mechanism with the nature of incentive compatibility constraint ; and boost each branch, each level of institution and each staff to concern bank ' s revenue and risk simultaneously
銀行內部風險控制機制是銀行監管和金融體系穩定的基礎，通過引入現代金融風險計量工具： var （在險價值） ，利用準確、全面的績效考核指標： raroc （風險調整資本收益率） ，在銀行內部構建起具有激勵相容約束性質的多層次風險控制機制，調動各類部門、各級機構、各個職員的既關心收益又關心風險的積極性。The structure system of this paper is : first to introduce the historical background and relevant definition of decision - making ; then to present the theory frame of error - eliminating and pave the way to follow - up chapters ; the following chapter is core content of this paper : first of all, the relevant definition and characteristics of change of time and space based fuzzy error system are put forward, and then detailed discussions on time delay, mutation, interaction, error category, extreme value of error system and transformation words of error system are conducted
本論文結構體系為：首先系統介紹了決策相關的歷史沿革以及相關的定義和理論；其次介紹了消錯學的理論框架，為后續章節的論述作好鋪墊；再者是本文的的核心部分：首先引入基於時空變化的模糊錯誤系統的定義及相關的性質，而後在各節中分別探討了模糊錯誤系統的時滯，熵變，突變；以及決策錯誤種類分析，錯誤的相互作用，模糊錯誤系統的極值和模糊錯誤轉化詞的應用。This paper first gives out an new derivation method of generalized interpolatin, splines, and then obtains the analytic properties of the generalized interpolating splines with obstacles by the new method
摘要本文由樣條的極值性質出發給出了微分運算元插值樣條（即廣義插值樣條）新的推導方法。The paper gave disperse pattern of laplace function under in - uniform grid, which fulfills acceptance character and error maximization theory. it also has fulfills the character of extreme value
本文在一個不規則網路上離散拉普拉斯運算元的差分格式，不但能滿足相容性及極值原理，而且還具有誤差極少性質。Mozi ' s main social political theory consists of the view of valuing able and virtuous men, the view of valuing identity, the view of negating attack, the view of universal love, the view of valuing justice, the religion - like conception of man and nature, the frugal conception of consumption and active conception of education
客觀、準確地把握墨子的社會政治思想是本文的立足點，充分認識這些思想的現代價值是本文的根本目的。墨子的主要社會政治思想包括：尚賢論、尚同論、非攻論、兼愛論、貴義論、半宗教性質的消費觀及積極教育觀。A method for the determination of bivariate rational interpolants
預給極點的向量有理插值及性質The immersion electrical heater is chiefly applied in the direct contact mode of fluid heating. it features fast heat exchange and high thermal efficiency. it has the varieties of water heater, oil heater and gas heater. its heating element power density, i. e. the power per unit of heating area of the heating element, is an important parameter of the electrical heating element, which has a direct bearing on the performance and working life. the working out of the value is a highly specialized problem, being under the influence of many factors ( media flow rate, tempt, physical and chemical properties and direction in which the medium flows past the element etc )
浸入式電加熱器主要用於直接對流體接觸加熱的場合，具有熱交換快，熱效率高等特點，分為水用加熱器、油用加熱器、氣體用加熱器，加熱元件的功率密度：即電加熱元件單位發熱面積上的功率，它是電加熱元件極重要的參數，直接影響加熱器的使用性能及使用壽命，它的取值是一個非常專業的問題，受到許多因素的影響（如介質的流速、溫度、物理和化學性質及介質流過加熱元件的方向等等） 。After introducing the background and the trend of research on ppv thin film light - emitting diodes ( leds ) and the structure of ppv device and its characterizes, the theoretical model of the leds * light - emitting efficiency was presented. based on this model, the formula of light - emitting efficiency was deduced to be : the injecting - currents and the recombining - efficiencies were calculated nwnerically, we found the calculated results agreed very well with the experimental results under the electric field from 0. 5 x 106 to 1. 5 x 106v / cm, the numeral calculations and theoretical analyzes of the light - emitting efficiency were done. the conclusions were as follows : ( 1 ) the basic mechanism of the injection transportation and recombination of the carriers which were presented in this paper were proved to be right ; ( 2 ) the electroluminescence in ppv thin film is the result of exciton recombination, the light - emitting efficiency was affected by many factors
本文主要研究聚對苯乙炔（ ppv ）薄膜發光二極體發光效率及主要影響因素，簡單地介紹了ppv薄膜發光二極體的研究背景及發展趨勢、 ppv器件的結構和性質后，提出了一個計算器件發光效率理論模型，利用這個理論模型得出了發光效率公式的表達式：並對注入電流、復合效率等進行了數值計算，通過合理地選擇計算參數，發現計算值在場強為0 . 5 10 ~ 6 1 . 5 10 ~ 6v / cm的范圍內與實驗結果較好地符合，在此基礎上，對發光效率進行了數值計算和理論分析，結果表明：計算結果與理論研究結果相符較好，得出結論如下： （ 1 ）本文的理論推導正確地反映了器件中載流子的注入、傳輸和復合等基本機制； （ 2 ） ppv薄膜中的電致發光是激子復合的結果，發光效率受多種因素影響。Extreme value property of regular double - random parametric process
正則重隨機參變過程的極值性質Some limit properties of sequences of arbitrary b - valued random variables are studied by using truncation methods of random variables and conditional three series theorem, a class of strong limit theorems and convergence theorems for martingale difference sequences related to the conditional expectations are obtained, and some conclusions corresponding to these and some classical strong laws of large numbers are generalized
摘要利用隨機變量的截尾方法和條件三級數定理，研究任意b值隨機變量序列的極限性質，得到了一類關于條件期望的強極限定理和鞅差序列收斂定理，推廣了與此相應的一些結果和若干經典的強大數定律。分享友人