理論有效指數 的英文怎麼說

中文拼音 [lúnyǒuxiàozhǐshǔ]
理論有效指數 英文
theoretical availability index
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 理論 : theory
  • 有效 : effective; valid; efficacious
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,文主要從土壤剖面物退化標(土層厚度、機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化標(機質、全n 、全p 、全k 、堿解n 、速p和速k等) ,樣地土壤微生物標(細菌、真菌、放線菌量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合利用及結構的調控管提供依據。
  2. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過字圖像的字濾波、圖像增強、邊緣檢測等處,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用字圖像,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  3. The point analyses the composition and efficancy of the structure of corporate governance with the modern administration theory. lt systematically sets forth and compares the features and development of the structure of the corporate governance in chinese and western. by analyzing the present situation of our listing companies, it points out : " the internal control " can be considered the inevitable phenomenon, emerged in the period from the socialism planned economy to the market economy in china ' s state - owned enterprises. by the means of gathering a vast amount of data and analying cases and charts, it gives the conclutions : because the enterprise inform is progressed " step by step ", the internal controlling in our country has assumed its own features : the enterprise is in the concussion between the " super - powerful controp ' of external and the " super - weakly control " in internal. those popular phenomenon have been looked as the principle manifestation of " the internal control " which taking the national stock as the ma in part and holding the post of chainman of the board and the chief manager in company to the same man

    本文利用現代管和現代企業來剖析公司治結構的組成和率體現,對中西方公司治結構的特徵和歷史發展作了較系統的闡述和比較,並且運用大量的據對我國上市公司治結構進行了實證分析,出: 「內部人控制」是在我國社會主義經濟向市場經濟轉軌時期,國企業公司治結構中出現的一種必然現象。本文在闡述公司治結構特徵和功的基礎上,通過大量據的收集、案例分析和圖表處來分析我國企業治結構的歷史變遷並揭示出:由於我國企業改革是「漸進式」的, 「內部人控制」表現出其自身的特點:企業處于外部「超強控制」和「超弱控制」的兩極震蕩中。作為最具我國現代企業代表特徵的上市公司,因為以國家股為持股主體,董事長和總經兩職兼任的現象甚為普遍而成為目前企業事實上的「內部人控制」的主要表現形式。
  4. This paper recurred to the basic theory of rough set of data mining and under the direction of the frame of intelligent decision, the main theories include i ) the different methods of data mining on the base of rough set are used to deal with typical decision system namely consistent decision system and inconsistent decision system in order to carry through data reduction and rule distilment ; ii ) in the environment of dynamic increment database, the methods of data reduction to deal with the original data and increment data are discussed in the consistent and inconsistent decision system ; iii ) the method of data mining of rough set is analysized to treat with the attributes with priority ; iv ) on the base of basic rough set theory, the data analysis methods of amalgamation of rough set theory ; v ) and also the pre - disposal method to database is analysize

    本文從系統工程進行決策分析的角度出發,藉助據挖掘技術中粗糙集的基本,在智能決策框架的導下,研究了基於據挖掘的智能決策及方法。主要包括:如何利用粗糙集對典型的決策系統即相容性決策系統和不相容性決策系統運用不同的據挖掘方法進行據約減和規則提取;在增量動態的據庫環境下討了在典型決策系統中對原始據和增量據進行據約減的方法;分析了帶優先權屬性的粗糙集據挖掘方法;以基本粗糙集為基礎探討了粗糙集擴展模型的據分析方法;研究了粗糙集據預處方法。
  5. The thesis is based on income question, forest coverage rate and grop production. to beging with, date envelopment analysis is proved that it can be applicated into grain for green in shan - bei district, and then in view of the fact, seven esential factors which have influence on the project are found out : expense of dam, expense of crop, expense of cash tree, expense of defense tree, other economic crop, expense of grass and graziery ; and the output factors include : income of gdp, pure income per captia, the area of decreasing land loss, graziery income, crop production, income of tree, the totle income of economic crop. after the date of each facts are puted into dea model, unefficiencial decision making units ( dmu ) found. the data that are got through adjusting unefficiencial dmus dy dea can offer guide in shanbei district upgrading of an industrial structure. at the same time, taking into account some possible problems in or after grain for green in shan - bei district, the thesis bring out some propesal to improve the circ umstance, enhance the life level and put the relation of population, resource and circumstance into a healthy orbit

    因此,加快退耕還林還草,調整土地利用結構和產業結構,已成為實現山川秀美工程和可持續發展戰略的必經之路。文以解決陜北地區的收入問題,植被問題以及糧食產量問題為出發點,首先從上分析了包絡分析方法在陜北地區退耕還林(草)中運用的可行性,然後結合陜北地區目前的實際情況,綜合分析出影響陜北地區退耕還林(草)的關鍵的七個因素作為輸入標:水利水保設施投入,農作物投入,經濟林種支出,防護林支出,其它經濟作物,草類支出,畜牧業投入;以退耕還林所要解決的最終問題作為輸出標: gdp收入、農民人均純收入、水土流失減少量、牧業總產值、糧食產量、林業總產值、其他經濟作物總產值。將各標所對應的據代入模型后,通過分析求解得出非的決策單元,再運用包絡分析方法的一些基本原對非的決策單元進行調整,由此所得的據對陜北地區的實際投入具很好的導意義。
  6. Research area is characteristic of heterosphere obviously, which mainly manifests that distribution, thichness and extent of delelopping of sand body is not symmetrical. difference of transverse permeating rate is more 10 times than longitudinal permeating rate. the research indicates : the principle productive formation at this area is the member of h8x, h8s on the lower hezi formation that are good reservoir

    研究區儲層非均質性明顯,主要表現為砂體分佈不均勻、厚度不均,發育程度不一,滲透率縱橫向差異均在10倍以上等;儲層發育較好的層段是山西組山1段,是本區的主要產層;神經網路技術對于儲層物性參的預測是一種比較的方法;儲層綜合評價對于儲層的評價具一定的和現實意義。
  7. In the third part, the chapter puts forward three dimensions of causality and discusses the relationships between the attribution and expectancy, and the emotions, and achievement motivation. and two kinds of theory of achievement and motivation - self efficiency theory and learned helplessness theory concerning the attribution are given. in the fourth part, the definite conclusion has been come from the data stat and the resolution analysis in the base of the status investigation of students ' s math learning attribution by the students and the teachers in high schools

    全文共分為六個部分:第一部分簡述歸因研究的背景,提出所要討的問題第二部分對歸因、學學習歸因及其含義進行闡述;第三部分首先出了原因的三個分類維度,從原因的分類維度出發討歸因與期望、情緒、情感及成就動機之間的關系,同時出兩種與歸因關的成就動機?自我和習得無助;第四部分是關中學生及中學學教師對學生學學習歸因的狀況調查,通過據統計及結果分析得出了一定的結
  8. The efficiency and reliability of minerogenetic prediction can be improved by combining rs with gis. we processed rs images, extracted the geological information related to mineralizing, such as geology, structures, stratam, rocks, etc, synthetically analysed remote sensing, the geological data and geo - chemistry, under the guidance of the theory and mathematic model, set up gis mineralize model. on this condition, to develop this method and its theory, and to establish a system of perfect prediction, it is not only useful in studied degree area but also favorable for looking for new type and some form large - scale deposits in old studied area, and it has a great theoretical meaning

    遙感與gis相結合用於成礦預測中可大大提高預測工作的率和可靠性。通過對研究區的遙感圖像處和地質、構造、地層、巖石、礦化蝕變等關信息的特徵提取、遙感、地質據和物化探據的綜合與復合分析,在一定成礦學模型導下,建立gis綜合找礦模型。在此基礎上,發展這一方法及並建立完善的預測體系,不僅對研究程度較低的新區礦床預測用,而且對研究程度較高的老區尋找新類型和點狀大型、超大型礦床都具重要意義和實際意義。
  9. A new fractal - based infrared image feature extraction method is presented and the detailed theoretic analysis and implement procedure of this algorithm is submitted and tested in some experiments. with the limitation of the line detection based on traditional hough transform that the information of the length and the end points of the line is unavailable, a new algorithm which makes use of the accessional strategy based on precognition information is put forward to meet the demand for more information of the line, simulation results show this method is effective. finally, the whole process of airport target recognition is presented and the result images are also given

    使用分形方法提取目標的特徵,在知識導下,提出了一種基於目標特徵模型的降維的形態學分形維計算方法,對傳統分形方法進行了改進,從上推證了演算法的合性,並對演算法進行了模擬分析;針對傳統hough變換無法獲得線段端點和長度信息的局限性,提出了一種基於目標特徵先驗知識的hough變換融合策略,通過引入目標先驗知識,可以地獲得直線信息;對信息多而復雜的機場目標採用基於知識的目標識別方法,使用置信度模摘要型實現不確定推,對目標進行識別判斷,將知識貫穿于整個識別過程中,對目標進行了地識別。
  10. On the backgrounds of researches inside and outside country, and cooperating experiments with theories analyses, the influence of different processing technology parameters and different sbs modifier sorts on the sbs modified asphalts " properties has been studied. at the same time, their microstructure are observed through fluorescence optical microscopy and scanning electronic microscopy, thus to direct modified asphalt production. on the above conclusion ' s basement, analysing some disadvantages of the storage stability test of sbs modified asphalt in the current specification, a new storage stability test apparatus is developed

    本文在參考國內外研究的基礎上,採用、試驗相結合的方法,研究加工工藝參以及改性劑種類等對sbs改性瀝青性能的影響,並通過熒光顯微鏡、掃描電鏡分析其微觀形態,從而導sbs改性瀝青的生產;在此基礎上,分析我國現行規范用來評價sbs改性瀝青儲存穩定性方面的不足,開發了新的試驗儀,根據動態剪切流變試驗結果和微觀狀態分析,提出一個新的標? ?離析率r _ s來評價sbs改性瀝青的儲存穩定性;最後,針對不穩定的改性瀝青提出改善措施,研究證明摻加增容劑和穩定劑是行之的方法。
  11. Application the forward model we can get the profile of medium that combine in some condition, in order to conduct the attributes optimize, the paper offer some basic principle, and discuss the reliability of attributes from the character of incident wave and from the character of the inter - bed and from the reliable zoon of attributes

    正演模型是我們研究地震波屬性和地球物正問題的一種的方法,利用正演模型的研究,提取一些介質組合情況下常用的屬性剖面。提出了一些屬性優化的原則,並且從入射波的特性和巖性以及屬性可信度區間討地震波屬性可靠性,導屬性參的優化。
  12. Therefore, a model of three sectors, respectively referring to domestic sector, manufacturing export sector and primary product export sector, has been established here to measure the technology spillover effects of export on domestic sector. finally, based on a broader framework, this dissertation went on to investigate the relationship between openness and china ' s economic growth, while the result shows that though there exists a notable dispute about how to measure the degree of china ' s openness, the index of trade dependence still maintains the better one to reflect china ' s economic openness. in the meanwhile, impulse response function ( irf ) method and forecasting errors variance decomposition ( fevd ) method, both of which are based on the vector auto - regression ( var ) system, are used here to investigate the dynamic relationship between openness and china ' s economic growth

    與傳統不同,新增長和新貿易都強調技術進步的作用,因此本文構建了一個三部門的技術外溢應模型(國內部門、工業製成品出口部門以及初級產品出口部門) ,考察了工業製成品出口和初級產品出口對國內非出口部門不同的技術外溢應;第四,從更加廣闊的視野就貿易開放度與中國經濟增長問題進行研究,關貿易開放度如何度量一直是存在較大爭議的問題,本文首先對該類研究文獻進行了較為詳盡的述評,然後運用生產函方法對所選取的5個貿易開放度度量標進行了檢驗,結果發現盡管一些已研究認為外貿依存度無法真實度量一國經濟開放水平,但是本文研究結果表明外貿依存度仍是度量我國貿易開放度的較好標,進一步採用基於var系統的脈沖響應函法以及預測誤差方法分解法對貿易開放促進經濟增長的作用進行了動態刻畫。
  13. First, we have expatiated the working principle, performance parameters and major technologies. farther, we have analyzed the shortcomings of the existing catalog search engine and introduced the clustering analysis and the ant algorithm ; on the basis of this, we discussed the possibility and necessity of the connection between them, which avoids the local optimization of the clustering analysis to a degree. in the end, we appraise the idea that we deal with the information data by the data structure of the binary tree, m - branch tree and tree established by the ant algorithm, which can improve the efficiency of the search engine

    首先闡述了搜索引擎的工作原,性能標,主要技術;分析了現目錄式搜索引擎的缺點,接著介紹了聚類分析演算法與螞蟻演算法的,並述了二者結合的可能性和必要性,這種結合方法也在一定程度上克服了聚類分析演算法容易陷入局部最優的缺點,最終提出了通過使用螞蟻演算法建立二叉樹、 m叉樹和樹作為信息據處的思想,大大提高了搜索引擎搜索的率。
  14. This article is divided into four parts : part one emphasizes the common theory that corporate governance structure figures out the agent problems caused by the separation of ownership and control power, and sets forth correlative research done by domestic and foreign scholars from the relationship between centralization degree of ownership and performance, the relationship between incentive of senior managers and performance, and the relationship between board and performance. and puts forward some deficiencies in domestic research, for example, the select of performance is bald ; most research methods are cross section analysis, there is little research basing on both time serial and cross section datum ; and there is little research have the inside and outside corporate governance factors in the selection of corporate governance structure indexes

    描述性分析介紹了我國上市公司治結構的現狀;通過公司治變量的線性組合,採用主元分析法來構造反映公司治水平的標z ,並由此z標回歸經營績標得出公司經營績與公司治的整體相同方向變化的結;變量之間的相關關系揭示了這些變量之間關系的合信息;面板據結果顯示:第一大股東持股比例、國控股虛擬變量與經營績負相關;第二至第十大股東股權集中度、董事會持股比例和總經持股比例與經營績正相關。
  15. Firstly, the theory summarize of r & d project evaluation and performance measurement are done, the limitation and shortage of traditional evaluation and measurement is pointed out ; afterward, the purpose and content, the methodologies and classify, the basic principle and work procedure, the reporting and organizing are dissertated ; and then, the influence factor and the main parameter of the r & d project performance measurement are analyzed, the index of performance measurement are discussed emphatically, based on this, a dynamic and effective r & d project performance measurement system is developed, it comprises designing, implementing and updating performance measurement systems ; at last, the development current of r & d project evaluation and performance measurement is discussed and the conclusion of this paper is made

    首先,本文對r & d項目評估和績測度進行了綜述,出了傳統評估與測度的缺陷與不足;然後,述了r & d項目評估的目的和內容、方法和分類、基本原則和工作程序、組織與報告工作;其次,分析了r & d項目績測度的權變因素和主要參,重點探討了測度標,並在此基礎上開發了一個動態的r & d項目績測度系統,包括對r & d項目績測度系統的設計、實施和更新;最後,探討了r & d項目評估與績測度的發展趨勢並得出了本文的結
  16. The fourth chapter " reseach on fractai structure of stock price " anaiyzed the fractai structure of stock price, deduced the investment function, caiculated the hurst exponent, 3 correlation dimension, and max lyaponov exponent, analyzed the self - similarity, long range dependence, circulation period of stock price and sensitivity of stock price to the initial value, suggested took the exponent characterize fractal instead of variance as instrument to measure risk

    第四章分析並檢驗了股票市場的分形混沌特徵,推導了投資函,計算了表徵股票市場分形特徵的hurst,關聯維和最大lyapunov,分析了股票價格的自相似性、長期記憶和循環周期,分析了股票價格的波動對初始條件的敏感性,提出中國股票市場具混沌分形的特性,用傳統的方差法度量股票風險是無的,必須使用混沌分析能夠來刻畫股票收益的風險,建立收益模型。
  17. It contributes to the deeper comprehesion of these probability distributions, affords more detailed theoretical basis for further studying and simulating satellite mobile channels, ? theoretical analyses and discussions of the models which are often used in the study of the propagating characteristics of satallite mobile channels are given ; meantime, some discussions on the work of model simulations are also given, ? incorrect derivation of the equality between c. loo model and corazza model in some other papers is pointed out. via the conception of received power, we derivate that in the rural environments these two models really have the equal relationship by the way of theoretical derivation and simulatant fittings. therefore, it is able to use corazza model in studying the characteristics of satellite mobile channels in the rural environments and able to avoid the iterant work of modeling, in order to enhance the efficiency and accuracy of research work, ? detailed processes of simulating lutz model by using matlab6. 0 _ simulink4. 0 and the results of comparisions are given

    本文包含以下的主要內容: ?對衛星移動通信通道傳播特性研究中常用的三個概率分佈給出了詳細的推導過程;以便對這幾個在衛星移動通信通道傳播特性的研究中常用的概率分佈函更深的解,對進一步研究衛星移動通信通道傳播特性和對通道的建模提供了更為詳盡的基礎; ?對衛星移動通信通道傳播特性的研究中常用的通道模型進行了上的分析和討,並對衛星移動通信通道建模的研究工作提出了一定的看法; ?出了以前的文獻中關于c . loo模型和corazza模型的等同性的證明錯誤;並從接收信號功率的角度出發,通過推導及模擬曲線擬合重新證明了在鄉村環境下,這兩個模型的確是具等同性的;從而在對鄉村環境下的衛星移動通信通道傳播特性進行研究時,可以只採用corazza模型來對實際的通道進行建模,這樣可以避免重復的建模工作並提高研究工作的率和準確性; ?給出了lutz模型在matlab6 . 0 _ simulink4 . 0環境下的軟體模擬實現的詳細過程和整體模擬測試的對比結果,保證了該模型在硬體實現時的可靠性和可行性,從而可以將它們應用於導模型的硬體模擬實現並可以降低硬體實現時的風險。
  18. Moreover, the expressions of the mean index pressure and thermal efficiency are showed, and the effect of operative parameters and structural parameters on them are analyzed quantitatively

    定量地分析了關參對平均示壓力和熱率的影響,並與汽油機進行了循環參的對比。
  19. In order to restrict the displacement of relaxed rock effectively, the factors affecting the efficacy of anchor measures are analyzed according to mechanism of action of anchor. in terms of principle orthogonal design, the influence of parameters of anchor to displacement of excavation slope are elevated by computing using finite element method simulation, and the optimal scheme of anchoring parameters including length of anchors and space between bolts and thickness of shot concrete are defined. finally, the optimal scheme of anchor parameters are determined with considering results of theory analyse and numerical calculation, which provide theory bases for engineering

    為了防治邊坡開挖后巖體的鬆弛變形,根據錨桿的作用機對影響錨固果的主要因素進行分析,並利用處多因素試驗的科學方法?正交設計原,以限元值計算為手段,以約束邊坡開挖位移為標準,評價了錨桿長度、錨桿間距、混凝土噴層厚度等錨固參對邊坡變形的影響大小和規律,經過比較分析最終提出了錨固參的優化設計方案,為工程設計提供了導。
  20. The principles of sigma - delta modulator have been discussed firstly and the influences of structure and parameters on resolution have been analyzed. then on the base of theories, the simulink toolbox of matlab has been used to make behavior simulation and fft analyse of two main structures : 2 - 1 - 1 and 2 - 2. the related parameters of modulator such as : psd, sndr and enob have been gotten by simulink toolbox on the conditions of different oversampling rates. from the analyses above, topology of modulator has been chosen

    調制器的原進行了介紹,分析了各種結構及參對調制器精度的影響;其次,在導的基礎上,利用matlab的simulink工具包對調制器兩種主要級聯結構: 2 - 1 - 1和2 - 2結構進行了行為級模擬和fft分析,得出了在不同過采樣率條件下,兩種結構調制器的功率譜密度、信噪失真比以及,通過比較確定了調制器的拓撲結構。
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