選擇指數法 的英文怎麼說

中文拼音 [xuǎnzháizhǐshǔ]
選擇指數法 英文
selection index method
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 擇動詞(挑選) select; pick; choose
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  • 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,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,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,論文主要從土壤剖面物理退化標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效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理利用及結構的調控管理提供依據。
  2. In most researches of supplier selection presently, there are two problems as follows : ( 1 ) the classify methods are always alike and the production model is not been considered. this will lead to incomplete of supplier evaluating indicator. ( 2 ) although have been quantitative analyzed and simplified, most evaluation methods ca n ' t be carried out effectively in supplier evaluation and selection under supply chain management because of the disaccord of the methods " trait and the condition

    目的,大多關于供應商的研究存在以下兩個問題:供應商的分類方過于單一,比如沒有考慮生產組織方式,導致供應商標體系不夠完善;評價方上雖然做到了定量化、簡便化,但很多方因為沒有考慮具體的使用環境,所以不能有效地應用在供應鏈管理下對供應商的評價和中。
  3. This paper is an analysis of the agriculture - dominated yuanmou county characterized by mountainous, tropical and droughty agriculture from the perspective of approaches of developing specialty agriculture in sw china inhabited by minority ethnic groups and against the background of county agriculture development in the rest of yunnan and even the rest of the whole country. in the paper a variety of approaches are employed, such as demonstration, contrast and statistics, no to mention the introduction of reference index system of economic competitive power for the purposes of contract, analysis and assessment

    本文從西部邊疆少民族地區如何發展特色縣域經濟的視角出發,以全國和雲南省的縣域經濟為研究背景,了雲南元謀這個具有農業主導縣特徵、山區縣特徵和獨特「乾熱資源」有特色產業的縣作為研究對象,以實證、對比等統計方作為研究手段,並以中國縣域經濟競爭力評價標體系的標作為參照標,進行對比、分析和評價。
  4. This paper use the ncep / ncar day - to - day reanalysis data of 500hpa high field and so on, choose ural mountain, baikal, okhotsk as the key district, the mid - high latitude of eurasia circulation courses that have long duration ( scale of time is middle, namely during 10 - 30 day ), maybe continue continuously after being intermittence of 1 - 2 days in middle, appear repeatedly is for research object, define an index " i " of the circulation pattern over mid - high latitude of eurasia. a method is proposed to identify the summer typical persistent circulation pattern at 500hpa levels over eurasia mid - high latitude. the climate characteristics of those typical persistent circulation patterns are studied

    本文利用ncep / ncar再分析逐日500hpa高度場等資料,烏拉爾山、貝加爾湖、鄂霍次克海這三個地方作為關鍵區,以夏季歐亞中高緯度持續時間長(時間尺度屬于中間時間尺度,即10 ? 30天之間) 、中間可能會間歇1 、 2天然後又繼續持續、反復出現的環流過程為研究對象,定義了一個夏季歐亞中高緯流型,在此基礎上提出了一種對夏季歐亞中高緯500hpa典型持續流型的界定方,研究了典型持續流型的氣候特徵,分析了流型的年代際變化,以及對應不同階段、不同流型的降水場、加熱場、海溫場等的主要特徵。
  5. Abstract : a new concept of turning line of reduction parameters and its determination method is put forward in this paper for analyzing the isopleth diagram showing the relationship between reduction degree and reduction parameters in reduction of compressed scale lump containing carbon, and the method of optimal selection for reduction parameters is obtained

    文摘:應用文章提出的還原參界線概念及其確定方對鐵鱗配焦壓塊還原過程中反映還原參與還原標關系的等高線圖進行分析,得出還原參優化的具體方
  6. 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標、單因素整體績效評估模型,包括treynor、 jensen、 sharpe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》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。
  7. One is the evt - based var model ( including gev model and gpd model ), the other is the quantile regression var model. secondly, i evaluate predictive performance of a selection of var models for chinese stock market data. these var models include riskmetrics method, historical simulation, monte carlo method, and the three recent models based on quantile regression and extreme value theory

    本文首先重點探討了極值分佈var模型(包括廣義極值分佈和廣義帕雷托分佈兩個模型)和分位回歸var模型;然後在此基礎上將六個var模型(包括上述三種模型、歷史模擬、 riskmetrics方以及蒙特卡洛)實證應用於估計上證、上證180 、深證成、深證綜95 var和99 var ;同時採用區間預測、損失函和符號檢驗對這些var模型進行了評估。
  8. Firstly it discusses the value, meaning, background and method of this topic. then it deducts the single - bubble sound pressure, spectrum of sound pressure, power spectrum. according to the real situation of traveling bubble cavitation noise around a schiebe body, the mathematical model of single - bubble collapse is selected, furthermore, the mathematical model of mass traveling bubbles without interference effect is established, and the multi - peaks and rebound phenomenon while bubbles collapse is also analyzed with statistical method

    首先論證了本項研究的意義,價值,背景和方,然後推出了單空泡輻射噪聲聲壓,聲壓譜和功率譜,針對回轉體流動泡空化噪聲的具體情況,了雙模型作為單空泡潰滅的學模型,進一步建立了無干涉條件下的群泡輻射噪聲的學模型,並用統計的方分析了空泡潰滅時的多峰值和反彈現象。
  9. In this paper, we use nonparametric regression method in chinese financial time series, we also use both kernel regression after improving cross - validation function and local polynomial estimation of regression under mixing condition to study and analyze the volatility in chinese stock market

    在本文中,我們把非參回歸的方運用到我國實際的金融時間序列據之中,討論了我國股價收益率序列的易變性。而在用非參回歸進行估計時,合適的窗寬有著重要的意義。
  10. In appraisal items choosing, we divide the items into three categories : profits, risk adjustment, and fluidness. detailed appraisal items are also set up to mirror the funds achievement comprehensively. in appraisal method choosing, we adopt universality analysis and the common used data envelopment analysis ( dea ) together, i. e., analyze the score of the numbered items first, then use dea and the analyzing software ems to calculate the funds " relative validity and get a rank of fund comprehensive achievement, trying to reflect the funds items and performance objectively

    在基金的評價方面:將基金的評價標主要分為三大類:收益類、風險調整類和流動性類,並設定了細分評價標,力求全面地反映基金的業績水平;在評價方方面:採用了一般性分析和基金評價中目前較為流行的據包絡分析( dea )相結合的方,即通過對標的量化評分進行比較分析,通過據包絡分析,利用ems分析軟體計算基金的相對有效性,從而進行綜合業績排名,力求客觀地評價基金的各項標和綜合績效。
  11. Considered the present condition of liaoning province, the evaluation and prediction method of liaoning province bridge technique condition is analyzed, then bridge condition changed - contingency evaluated method is introduced, negative index curve is chosen as the regression analysis model of the bridge condition prediction, and based on the information of bridge management system in the liaoning highway, the parameters of model are calibrated, the average repaired life of bridge is also calculated, the definite method of the bridge ' s repaired year is given, at the same time the markov chain model of bridge condition prediction is presented

    結合遼寧省的橋梁工程及管理具體情況,研究了遼寧省橋梁技術狀況評價與預測方,引入橋梁缺損狀況變權評定方曲線作為橋梁缺損狀況預測的回歸分析模型,並依據遼寧省干線公路橋梁管理系統中的橋梁狀況信息,標定了模型的參,計算橋梁中修及大修(或改建)的平均年限,給出橋梁大中修年份的確定方,同時也建立了橋梁缺損狀況預測的馬爾可夫鏈概率模型。
  12. The dissertation is divided into six chapters. chapter 1, summary, which explain the importance of the topic and suggest the system, method, and main contents of this dissertation. chapter 2 : the research of the theory of national debt and the practice of the debts issuing in china, in this part, we sum up the theory of national debts and the method of researching moderate scale in china and other countries. chapter 3 : the analysis of burden of national debts in china, which analyze the debts " burden by the rate of debts " burden and the rate of repayment of debts and the degree dependence of debts and so on. chapter 4 : influence factor study of the reasonable limit of national debts " quantity, in this chapter we get the factors that mostly affect the scale. using the actual datum and modern econometric and statistical analysis method, we conclude that the repayment of capital and interest and the finance deficit are the most important factors

    第二章國債理論研究進展和我國的國債實踐,綜述國內外國債理論研究的進展和我國國債發行的實踐以及國債適度規模的研究方。第三章我國國債債務負擔分析,主要從政府償債能力和社會應債能力兩方面,取了債務依存度、國債負擔率和國債償債率等標,通過橫縱對比,對我國國債債務負擔進行了分析。第四章債務負擔合理量界限的影響因素分析,取了九個與國債密切相關的標,通過多重共線性診斷、最佳回歸模型的分析,最後定國債還本付息額和財政赤字兩個與國債規模最密切的標。
  13. Finally, a soft sensor model of melt index in polymer reaction based on the proposed method is established, and the simulation results show that in contrast to the traditional fuzzy neural network the proposed method is not sensitive to initial parameters and possesses good convergence capability and prediction precision

    最後用該建模方建立了聚合反應中熔融的軟測量模型,並與完全基於梯度下降的模糊神經網路軟測量模型進行比較。結果表明改進的模糊神經網路對初始值的不敏感,並且具有很好的收斂性,同時還能達到定的預測精度,很適合工程應用。
  14. We not only carefully discuss the clay ' s nature, its anti - sheer intension, the exponents of anti - sheer intension and the water pressure of the hole in clay, but also study varies analysis methods such as sweden strip method, stability coefficient method and bishop ' s simplified method of arc slice. finally, we thoroughly discourse upon the method of none arc slice in slope analysis

    論文中對粘土的抗剪強度特徵、粘性土抗剪強度標的應用和孔隙水壓力等問題進行了分析,同時對分析土坡穩定性的瑞典條分、穩定、圓弧滑動面的畢肖普以及對非圓弧滑動面的土坡分析方進行了細致深入的闡述和分析。
  15. On the basis of research on market efficiency, index funding, clustering algorithm and time factor, 295 stocks in shenzhen stock market are selected as the research objects. clustering algorithm with time factor is applied to choose portfolio population, and then single index model is used to calculate the weight of every individual stock in order to construct an index proxy portfolio to track shenzhen composite index

    本文在對市場有效性、化投資、聚類演算和時間因子等有關理論進行分析研究的基礎上,以在深圳證券交易所上市的295隻股票為研究對象,使用加入時間因子的聚類演算證券投資群體,再利用單構造市場代理證券組合,以此來逼近深圳綜合
  16. Based on the water quality assessment on main factors selected, it is concluded that the results of the two methods are almost the same, but the result from synthetic index method is more suitable and correct

    主要的因子進行河水質量現狀評價,用兩種方評價的結果大致相同,綜合在此更符合實際。
  17. The system consists of five functional modules, sequence file management, sequence alignment algorithms selection, parameters setting, alignment result displaying, guide tree displaying, and so on

    其功能主要包括序列文件管理、序列比對演算、參設置、比對結果輸出和導樹查看等。
  18. There is a standard way to write all metaclass constructors so that the selector / method pairs can be specified in any order

    這是寫所有元類構造函的標準方試,這樣就可以以任意次序器/方對偶。
  19. It can make evaluation results more apparent and objective when used to evaluate performance of chinese securities investment funds comprehensively. from three aspects of fund performance, that is risk premium, performance attribution and performance persistence, this paper selects 11 evaluating index, which include sharpe index, treynor index, jenson index and so on. it makes this evaluation system can represent funds ’ performance information completely, afterwards main component analysis is carried out to predigest evaluation outcome to obtain final evaluation result

    本文從基金業績的風險收益、業績歸屬、持續性三個方面取了11個評價基金業績的標,其中包括夏普、特雷諾、詹森、市場時機、股票、持續性標等,使該評價體系能較為全面地代表基金業績的信息,然後通過主成分分析來簡化評價信息,以獲得最終的綜合評價結果。
  20. Therefore, it is provided with theoretic importance and praxis significance to research on it. the contents of the thesis including in the following : on the related theories ; on comparing the different modes of the entrepreneurship marketization, the paper brings forward four modes of the entrepreneurship marketization, and evaluates the degree of four modes of the entrepreneurship marketization with fussy evaluation ; on measuring the entrepreneurship marketization, a multilevel indexes system is designed and mathematic models are constructed ; and a mathematic model is used to measure the courses of the china ' s entrepreneurship marketization. based on researching measuring the entrepreneurship marketization, the paper presents one kind of selecting function in the entrepreneur market, generalizes kinds of marketing signals in selecting the entrepreneur, then a mathematic model about selecting an entrepreneur is constructed

    論文研究的主要內容包括對企業家市場化的相關理論研究;企業家市場化的比較研究,文中提出企業家市場化的四種模式,運用模糊評價對企業家市場的四種模式的市場化程度進行了評價;企業家市場化測度的研究,論文構建了企業家市場化進程測度標體系,構建了企業家市場化測度的學模型,並運用該模型對我國企業家市場化進程進行了測度;在對企業家市場化測度問題研究的基礎上,論文給出了一種企業家市場,歸納出了企業家市場的信號,並給出了企業家過程學模型;論文利用統計預測的相關理論對企業家需求、企業家供給以企業家價格間關系進行了定量的研究。
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