擇一定理 的英文怎麼說
中文拼音 [zháiyīdìnglǐ]
擇一定理
英文
alternantensatz alternation theorem-
Second, the derived meaning : that is the groups who pursue these non - mainstream cultural values and behaviour patterns. generally this sense is translated into " subculture ". from the groups sense, the meaning of subculture is the same as faction, and they could swap. subcultural theory is the one which illustrates the criminal phenomena by utilizing the value conflict between the mainstream culture and the subculture
最後，本文就如何對亞文化進行控制提出了構想:亞文化存在有其合理性和必要性，應該正確對待，不應一味壓制。但是對其中的越軌亞文化則一定要控制，既要防止亞文化走向越軌，又要防止越軌亞文化的傳播，更要立足於「內因防禦」 ，強化人的文化選擇能力。The thesis, somehow, is a summary, which expounds the main contents of traditional portfolio theory ( tpt ) and mpt, also gives a comparison between tpt and mpt ; analyses two aspects of markowitz theory, one is the effects of risk disperses and the demonstration, the other is how to make an optimal portfolio strategy ; researches into capital assets pricing model ( capm ), factor model ( fm ) and arbitrage pricing theory ( apt ) respectively in three parts ; studies another two parts, one is the premise of mpt, which is the efficient market hypothesis ( emh ), the other analyses the behavior finance theory ( bft ) produced in the background of challenging and querying to emt and capm. the thesis finally discusses the researching and applying prospects of mpt in china
論文對現代資產組合理論與傳統資產組合理論分別進行了分析，並對兩者進行了比較研究，對馬克維茨的均值? ?方差理論從資產組合風險分散效應和最優資產組合選擇兩方面進行了重點分析，對資本資產定價模型、因素模型、套利定價理論進行了一定深度的分析和研究，對現代資產組合理論的前提假設? ?有效市場理論及在對有效市場理論和資本資產定價模型形成挑戰和質疑背景下提出的行為金融理論進行了論述，論文最後分析了現代資產組合理論在我國的研究及其應用的廣闊前景。On the basis of collecting and arranging a large amount of projects experience, conbined with construction diversion flood passing measures design and hydraulic model test of lihua hydraulic pawer station in 1995 and 1996, the dissertation studies the issues related with characteristics of concrete face rockfill dam including the selection of construction diversion flood passing standard and measures, flood passing during construction period and embankment stage, coffer dam design, construction scheme and general schedule etc. and present preference for project construction
本文在搜集整理大量工程經驗的基礎上，結合蓮花水電站在1995年及1996年導流渡汛工程措施設計及水工模型試驗，對混凝土面板堆石壩的導流渡汛標準、導流方式及其選擇、施工期渡汛及壩體填築分期、圍堰設計以及施工方案及總進度等與混凝土面板堆石壩特點有關的問題進行研究，為工程建設提供一定的參考。Simultaneously, combine with his own work experience, the author gets an advanced detail and general design steps. and then illustrates an actual engineering which is designed with the article ’ s recommendatory method and steps. by combining with the test results, it is proved that the ground treatment result obtains the design requirement and the commendatory method is right, which is able to provide reference value to the engineering
本文首先對加筋土的研究現狀做了詳細的介紹和分析，在此基礎之上，對加筋土地基設計方法做了一定的研究，對地基承載力力設計方法做了對比分析，選擇極限分析法作為本文的推薦方法，並結合作者自身的工作經驗，提出了加筋土地基詳細和全面的設計步驟，然後用一個加筋土地基實際工程為例，採用本文推薦的設計方法和步驟進行設計，並通過現場試驗結果，證明該地基處理達到設計要求，也證明了推薦方法計算的準確性，這對廣大工程師在實際工程操作中有較高的參考價值。The research of the thesis shows : optimize theory describes and makes the target as model, array, level, and deals with every scheme that determines the nature and quantitative factor chosen in unison that appraised, its result is objective, true, reliable, can plan making policy to offer scientific basis finally of overall arrangement for the route of the highway ; the fuzzy comprehensive evaluation assessment is simple, clear, practical, can make more factors participated in judging, and overcome the subjective and random that existed when chosen the route scheme ; level analytic approach promises high grade highway route overall arrangement scheme judge and carries out the tr ansition to from single factor index multifactor synthesis of index judge, and the result is convincible
論文研究表明：優化理論將描述與評價的對象模型化、序列化、層次化，並統一處理各方案比選中的定性與定量因素，其結果客觀、真實、可靠，能為公路路線規劃布局的最終決策提供科學依據；模糊綜合評判方法簡單、清晰、實用，能使更多的因素參與評判，克服了路線方案選擇時存在的主觀隨意性；層次分析法做到高等級公路路線布局方案由單因素指標評判過渡到多因素指標的綜合評判，結果具有說服力。But there are much incredulity and reprobation, whose focus is suspicious of villagers " ability to democratize. but douglas north ' s path dependence theory gives those thoughts an expositive pattern. based on that theory, as an original system choice, the villager autonomy determines
對此，諾斯的制度變遷路徑依賴理論提供了一個解釋的框架:村民自治這一初始制度形式的選擇決定了制度變遷以後可能選擇的路徑，而制度的報酬遞增機制則是該制度進行自我強化的基礎。In the process of the construction of electric power industry informational, there are a great deal of historical data which cry for decision support system using technology of data mining ， and it would be used to resolve the pivotal 、 extrusive question. this paper bases on the need of electric power marketing decision support system, discuss a lot of kinds of arithmetic. and choose the fit arithmetic, make progress base on electric power marketing decision support system. design and realize some of the difficult data structure and arithmetic ， and encapsulate them into some api function, from a series of api function for the second exploitation
電力行業信息化建設積累了大量歷史數據，迫切需要利用數據挖掘技術研發分析決策支持系統，以解決供電企業運營管理中關鍵和突出的問題。本論文根據決策支持系統的需要，對各種演算法進行了一定程度的探討，選擇適當的演算法，進行適當的改進，設計並實現了其中幾個比較困難的數據結構和演算法，並用vc + +把它們封裝成若干個的api函數，形成一系列可供二次開發使用的api函數，並編譯成dll文件。The paper will study the upper questions based on the two interconnection networks. first, we give a fault - tolerant routing algorithm under the connectivity of the crossed cube in o ( n ) time and the length of the longest routing path ; second, with the rapid progress in vlsi, the failing probability of processors and links is very low, the traditional connectivity underestimates the resilience of large networks / here by applying the concept " conditional connectivity " introduce by harary, we show that the n - crossed cube can tolerate up to 2n - 3 ( n > 2 ) processors failure and remain connected provide that all the neighbors of each processor do not ' fail at the same time, the result is the same as the hypercube. we also give a related algorithm in o ( n ) time, and the length of the longest path ; third, we apply cluster faun tolerance introduced by q. - p
根據menger定理， n -維交叉立方體可以容納n - 1個故障頂點，我們給出了它的時間復雜度為o （ n ）的容錯路由選擇演算法及其最長路徑長度分析；在此基礎上本文證明， n -維交叉立方體的條件連通度為2n - 2 （ n 2 ） ，並給出了相應時間復雜度為o （ n ）的演算法及其最長路徑長度；除此之外，本文還證明當n -維交叉立方體中的故障簇個數不大於n - 1 ，其直徑不大於1 ，故障頂點總數不超過2n - 3 （ n 2 ）時，交叉立方體中任兩個無故障頂點都至少有一條可靠路徑。Firstly, in spherical coordinate system, the sovp formulation for the time - harmonic electromagnetic fields of the current dipole in conductive infinite - space is derived, using reciprocity theorem and transforming relations between special functions. then, selecting appropriate coordinate system, using superposition principle, the boundary - value problem of modified magnetic vector potential on the problem of a time - harmonic current dipole in spherical conductor is solved and analytical solution is obtained. finally, by means of the addition formulas of legendre polynomial and spherical harmonics function of degree n and order 1, the analytical solution in spherical coordinate system specially located is transformed into that in spherical coordinate system arbitrarily located
首先利用特殊函數間的轉化關系和互易定理推導得到了無限大導體空間中球坐標下時諧電流元電磁場的二階矢量位形式：然後利用疊加原理，選擇合適坐標系，求解了導體球中時諧電流元的修正磁矢量位邊值問題，得到了問題的解析解；最後依據不同坐標系下電磁場解的轉化原理，藉助勒讓德多項式和n次1階球諧函數的加法公式，將坐標系特殊安放時的電磁場解析解變換到坐標系一般安放時的解析解，給出了球內電場和球外磁場的並矢格林函數。At present, the disunity of the definition of enterprise competitiveness, the imperfection of the index system of the evaluation, the variety of the evaluation methods and the inconformity of the results of the evaluation are the problems in the research of the evaluation of enterprise competitiveness
目前，企業競爭力評價研究中存在的問題主要有：企業競爭力內涵界定不統一；企業競爭力評價指標體系不完善；評價方法多種多樣，沒有擇優處理。Because resources are not infinitude in any place, local industrials will do compete for resources. so some will die out, some will exist
由於一定地理區域內的資源是有限的，同處一地的產業和企業在區位選擇的過程必然發生關系。The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality
而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一，對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析入手，聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷，提出了熱風循環乾燥的概念，同時，選擇了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡，運用數字pid控制技術，構成了一個較有特色的計算機控制系統。此外，該文還從保證乾燥品質量的角度，採用智能化交流模塊和自製采樣調壓電路的方法，提出了在線檢測產修品的絕緣電阻的方法和手段，以確保企業產品質量不斷提高。Through the study of reform of rural taxation and its matchable system in china, the aim is to supply more choice of policies and suggestions to further smooth the interest among the country, the collective and the farmers and to make farmers " burden be clear, definite and controllable in order to solve the over - burden of farmers
本研究的目的在於通過對我國農村稅費改革及其配套體系的研究，為進一步理順國家、集體和農民之間的利益關系提出可供選擇的政策建議，使農民負擔具有透明性、確定性和可控性，從而解決現階段農民負擔過重的問題。Using the net assets per capital, the investment return rate, the t - m model, the h - m model, the single factor evaluating model which consists of the treynor index, the jensen index, the sharpe index and the square m index, we evaluate the performance of the twelve mutual funds. and we come to the following conclusions : ( 1 ) after the modification of the risk factor, our mutual funds in the recent one year outguess the market ; ( 2 ) better performance comes from the aid of the government, the improvement of the investment environment and the hard, smart work of the managers especially in the way of selecting some securities in the capital market. ( 3 ) though we make progress, there are still many problems which prevent the further development of our mutual funds such as the devise of the management fee and the characteristics of different funds, all of them divided into the subjective ones and the objective ones
通過使用投資基金單位凈資產和投資收益率指標、單因素整體績效評估模型，包括treynor指數、 jensen指數、 sharpe指數和業績的m ~ 2測度以及t - m 、 h - m模型對12隻樣本基金進行實證研究，實證研究表明： （ 1 ）經過風險調整后，在最近的一年中，我國證券投資基金的業績總體上優於市場基準組合； （ 2 ）基金業績的提高得益於管理層的重視、投資環境的改善和基金經理的經營，而基金經理的良好業績是通過一定的證券選擇來獲得的； （ 3 ）已成為證券市場上舉足輕重力量的基金在發展過程中雖然取得了一定的成績但其進一步發展還面臨著許多問題，有主觀存在的諸如管理費率的設定、基金風格方面的問題等等，也有客觀存在的諸如證券市場現階段的不完善等等，所以，我們應該抓住《證券投資基金法》問世帶給基金業發展的契機，大力促進證券投資基金規范發展，採取各種措施做大、做優和做強基金業。A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well
液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計，具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、壓型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序，確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量比應當在2 . 1 : 1 2 . 15 : 1之間。Theoretically, the construction of learning lots is the product of the development of lifelong education, lifelong learning, learning society and learning organizations. realistically, the development of modern society makes it feasible to establish learning lots. practically, from the questionary of " the learning need of resident lots " in zhengzhou, we can prove the feasibility of learning lots
從歷史角度上講，建設學習化小區是歷史發展的必然要求；從理論角度上講，建設學習化小區是終身教育、終身學習和學習化社會、學習型組織思想發展到一定階段的產物；從現實角度上講，學習化小區建設是現代社會發展的必然選擇；最後從實證分析的角度，在鄭州市「住宅小區學習需求」問卷調查結果的基礎上說明了建設學習化小區的可行性。" beijing city estate makes over administrative measure " the 34th is made " open to booking commodity house, ought to according to cover inside floor area valuation " mandatory regulation, when signing commodity house to open to booking a contract consequently, the person that buy a house and development business can choose only according to set inside floor area computation ; and buy blame goods the residence, villatic or it is ok to buy those who show a house to buy room person to remain the same in floor area, set inside the floor area, proper motion in pressing a means of 3 kinds of valuation chooses a kind of means and development business to undertake conventional, also can agree by its other places such as usable floor area type undertakes valuation
《北京市城市房地產轉讓治理辦法》第34條做出了「預售商品住宅的，應當按照套內建築面積計價」的強制性規定，因而簽訂商品住宅預售合同時，購房人和開發商只能選擇按照套內建築面積計算；而購買非商品住宅、別墅或購買現房的購房人仍然可以在建築面積、套內建築面積、按套三種計價方式中自行選擇一種方式和開發商進行約定，也可以約定按使用面積等其他方式進行計價。The government and the banking circles hope to raise the efficiency of the housing financing regime, improve the banks " asset quality and to diversify the risk, so as to promote the development of real. it is necessary and workable to applying the mortgage - backed securities to propel housing innovation, although what we are should be attention to the necessary mortgage environment and it ' s policy are not completely fostered
由銀行等機構作為項目發起人，首先要分析自身對抵押貸款證券化的融資要求，然後通過對現有信貸資產進行清理、估算和核查，選擇一定數量的房地產抵押貸款作為證券化目標，並從資產負債表中剝離出來，將這些資產匯集組建資產池（即資產組合） ，作為證券化的基礎資產； （ 2 ）出售貸款組合，即「真實出售」 。In the third part, for a class of parabolic integro - differential equations we obtained ultra - approximation between u and its ritz - volterra projection which leads to a ultraconvergence alternating theorem
最後，我們對一類拋物型積分-微分方程獲得了真解與ritz - volterra投影之間的強超逼近估計，並在此基礎上得到了一個強超收斂二擇一定理。The device selected by the administrator must allow connectivity between hosts without sharing bandwidth
裝置藉著管理人選擇一定不分享帶寬而允許在主人之間的連接性。分享友人