time indices 中文意思是什麼

time indices 解釋
時間標志
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  • indices : index 的復數。
  1. This index then is decided to contain the fluctuation of both income and consumption instead of focusing only on one factor, and it should be measured by the squared resid of the time serial simulation of variables, rather than commonly used group variations or other indirect indices, which are quite different from formal researches. besides, the accuracy of the ecm model will be greatly underlined

    在計量方法上,筆者分析了各種方法的利弊,最終放棄了前人常用的組間方差法、間接變量法和主觀報告法,而使用了更切合經濟含義且更具相關性、更客觀的殘差平方(對變量進行時間序列模擬后得到,稍後會作取對處理) 。
  2. Different methods are described to measure sludge sedimentation and filtration properties, by use of sedimentation indices, initial sedimentation velocity and capillary suction time ( cst )

    利用沉積作用,最初的沉積作用速度和吸附時間( cst ) ,描述測量爛泥沉積作用和過濾產物的不同方法。
  3. On the one hand, the author discusses markowitz ' s mean - variance portfolio selection model, single - index portfolio selection model, and simplified model of optimal portfolio selection. at the same time, based on the rules of optimal portfolio selection and other risk - metric indices, the author also discusses mean - absolute deviation model, mean - semivariance model and mean - value at risk model. on the other hand, the author discusses the asset pricing model, including the capital asset pricing model ( capm ), the multi - factor asset pricing model, and the arbitrage pricing model ( apt )

    一方面,作者討論了馬科維茲的均值-方差資產組合選擇模型、單指數資產組合選擇模型、最優資產組合選擇的簡化模型,同時根據最優資產組合選擇原則和其他風險度量指標,討論了均值-絕對離差、均值-半方差和均值-風險價值資產組合選擇模型;另一方面,作者討論了資產定價模型,包括多因素資產定價模型和套利定價模型,特別是在四種因素變量的基礎上,探討多因素資產定價模型。
  4. The compound modification of silane wet method and stearic acid dry method modification combine the advantage of individual stearic acid modification and silane modification. the indices are listed as following : wetting contact angle 140, penetration time 200 minutes, oil absorption contents 1. 4, dispersion degree17. 5. on the basis of compound modification, silane and stearic acid cooperation modification simplify the modification craft

    試驗研究表明,單一硅烷改性,干法效果優于濕法;硅烷濕法與硬脂酸干法復合改性,結合了硬脂酸、硅烷單獨改性的優勢,改性后的指標分別為:接觸角140度,滲水時間200min ,吸油值31 . 4 ,分散度17 . 5ml ;在復合改性的基礎上,硅烷與硬脂酸復配干法改性,進一步簡化了改性工藝,改性后的指標分別為:接觸角145度,滲水時間220min ,吸油值28 . 2 ,分散度18 . 0ml 。
  5. The paper fristly compared the fertile soil with the incinerated sterile soil on the number of micro - algae, soil ph value, soil organic matter soil available phosphorus and soil nitrogen. and then, the author put fertile soil, which included micro - algae, proportionally into sterile samples and cultivated them respectively under illumination condition ( micro - algae can live and reproduce ) and dark condition ( micro - algae will die in some time ). the above indices were measured in 0, 30, 60 and 90days respectively, the analyse of the interrelation between the change of micro - algae ' s number and the changes of soil ph value, soil organic matter, soil available phosphorus and soil nitrogen indicated : ( l ) soil micro - algae which were native to fertile soil conld adapt to the changed circumstance and light acted as a decisive role to the distribution of soil micro - algae. under dark condition, the micro - algae ' s number declined gradually and went to zero in the end, while under illumination condition, on the 90th day, the micro - algae ' s number of per gramme was 6 - 7 times more than that of the beginning

    本文首先對肥沃土壤與經高溫焚燒后的貧瘠土壤中的微藻數量、土壤ph值、有機質含量、有效磷含量和全氮量進行比較研究,然後將包含微藻的綠化苗圃地肥土按不同比例接種進入貧瘠土樣中,分別在光照條件和黑暗條件下進行培養,在0天、 30天、 60天和90天分別檢測以上指標,比較有光條件和無光條件下,即有藻條件和無藻條件下貧瘠土樣所發生的變化,並分別對微藻數量的變化與土壤ph值、有機質含量、有效磷含量和全氮量的變化之間做相關性分析,以評估肥沃土壤中的微藻接種進入貧瘠土壤后的生長情況以及對貧瘠土壤的改良作用。研究結果表明: ( 1 )土壤微藻對環境有較強的適應能力,且光照對其分佈起了決定性的作用。
  6. In this thesis our results on factorial moment analysis of phase space with non - integer partition are presented, which further confirm this theory and provide in the first time a strict measurement of the hurst exponents and intermittency indices in 250 gev / c + p k + p collisions

    本文通過對相空間進行實數分割時的階乘矩分析,進一步驗證了這一理論的正確性,並精確地測出了na22實驗組250gev / c ~ + pk ~ + p碰撞中的hurst指數與間歇指數
  7. At the same time, a new decision - making method which determines the indices weight on the basis of the subjective preference and objective information entropy with the strict least square method as a tool is provided in the process of mcdm. with the development of worldwide shipping market, all kinds of special ship types and corresponding ship form evaluate alternatives are emerging. the traditional ( gb11697 - 89 ) method is only suitable for common ship types and it is not suitable for ocean floating structure system evaluation either

    傳統的國標法( gb11697一89 )只能對散貨船、集裝箱船、干貨和雜貨船、多用途船、油船和滾裝船等普通船型進行方案評價,也不能用於海洋工程中浮式結構物的系統論證,故採用gb11697一89針對上述特殊船型進行船型方案論證和技術經濟指標評價顯然已不能滿足實際工作需求和未來船型發展方向。
  8. The knowledge model for the dynamics of main development indices as plant height, leaf area index, dry matter accumulation, numbers of fruit branch, square and boll was developed based on the physiological time and target yield and quality. in addition, the dynamic relationships between plant nutrients and dry matter accumulation was quantified. all these sub - models provide the reference standards for quantitative and dynamic growth diagnosis and management regulation

    進一步根據產量和品質目標構建了株高、葉面積指數、干物質積累量、果枝和蕾鈴數目變化與生理時間之間的動態關系知識模型,初步量化了棉株養分積累量與干物質積累量之間的動態關系,從而為定量化的苗情診斷和管理調控提供了參考標準。
  9. The results showed that the estimation of the dead time and the retention times of the normal alkanes and the further prediction of the retention indices of unknown components were quite satisfactory when the number of the known components included in calculation was not too small

    結果顯示,在已知組分不是太少的情況下,該方法計算的死時間和正構烷烴的保留時間與實驗值吻合,預測的保留指數也有較高的精度。
  10. Abstract : in order to obtain the retention indices of unknown components in gas chromatography, a method using retention indices and retention times of known components to calculate the dead time and retention times of the corresponding normal alkanes was developed

    摘要:提出在部分組分已知的氣相色譜灰色體系中,利用已知組分的保留指數和保留時間推算死時間和正構烷烴的保留時間,再計算未知組分保留時間的方法。
  11. Then the paper investigated the regularity of different oil indices using time series statistical analysis method, which suggested that there are some regular components in it, including long - term secular trend, seasonal component and long - term cyclical component. the irregular component also plays an important part in it, mainly including the policy of opec, war, all kinds of international convention for the prevention of pollution from tankers and so on. and then a study of simulation and forecasting performance of arima time series model was conducted to crude oil indices, evidence shows that arima model performs better, especially for short - term forecasting

    在此基礎上,本文以時間序列分析作為基礎研究手段,以德國海運費率指數公布的1980年1月至1999年12月的四類油運費率指數為研究對象,分析了四類油運費率指數的長期變化趨勢、季節變化規律、長期周期循環變化規律和不規則變化規律,並應用arima時間序列模型對160000dwt以上的原油運費率指數進行了短期預測,取得了較好的預測效果。
  12. ( 2 ). according to the system indices and requirements together with the technology characteristic, it researches the capture possibility of apt capturing system. then it introduces the common scan methods, such as raster, spiral, raster spiral, rose and lissajo. ( 3 ). it makes a detailed simulation analysis of the raster and spiral scan, analyze the connection between capture probability, capture time, system index at different capture resolution angle, capture range, vibration angle extent and terminal location distributing mean square deviation

    其中對幾個關鍵部分進行了詳細分析:計算了目標角反射器的激光雷達散射截面( lrcs )值,研究了qd與ccd對目標位置角度的計算方法和空間解析度; ( 2 )根據系統指標和要求並結合現有國內技術特點研究了apt捕獲系統掃描的捕獲概率問題,然後分析了幾種常見的掃描方式:矩形( raster )掃描、螺旋( spiral )掃描,矩形螺旋( rasterspiral )掃描,玫瑰形( rose )掃描以及李薩如形( lissajo )掃描; ( 3 )對分行掃描和螺旋掃描進行了詳細的模擬分析,分析了它們在不同捕獲分辨角、捕獲范圍、振動角振幅和終端位置分佈均方差時的捕獲概率、捕獲時間與系統常數之間的關系。
  13. The intermittency indices q for orders 2 ~ 5 in hadronic system produced in e + e - collisions at z0 energy are thus measured exactly for the first time. there are different methods in the study of the dynamical fluctuations in high energy e + e ~ collisions

    )方向,從而消除了因坐標系的選取引起的系統誤差,首次精確地測量出了z ~ o衰變能量下e ~ + - e ~ -對撞末態強子系統的2 - 5階間歇指數。
  14. With the on - going updated real - time stock information such as stock - price chart, stock prices, indices and other financial information from top gun 66, investors will be in a better position to make their opportune investment decisions

    每日不斷更新的即市走勢圖、股價、指數等金融財經資訊,讓用戶更了解個別股票走勢,及解讀財經、賽馬資訊,以掌握投資先機。
  15. The sensitivity indices at different growth stages of the two models differ significantly, which indicates that the time of occurrence of water deficit has a great influence on the reduction of the yield of spring wheat an maize

    這一結果可能是由於minhas模型的自變量採用b _ 0和_ i雙重冪指數的數學結構,而能夠較好反映乾旱區作物對水分敏感的特性。
  16. This paper focuses on the research and measurement of customer satisfaction of hunan power transmission and substation construction company, based on the analysis of their market environment and marketing status quo, and comes out with the conclusion that the construction process of projects, the relationship with the customers, and the service quality are the key factors impacting the satisfaction of power project customers. upon this conclusion, this paper presents new idea to exploit market, and appreciate tactic of marketing mix for electric power construction companies, that is, transferring the focus on those indices for the sake of themselves such as market rate, margin rate etc, to the customer satisfaction index that reflecting customers ’ requirement, and from the phase of ‘ sale ’, to the phase of ‘ do ’ ; at the same time, this paper establishes a set of scientific model and methodology for the marketing decision of power construction companies, instead of the decision making by intuition

    本次研究在對湖南送變電公司市場環境和企業營銷現狀進行分析的基礎上,進行湖南送變電公司顧客滿意度調查和測評,得出了工程產品的施工過程、最終輸出以及與顧客關系、服務質量是影響送變電公司顧客滿意度的主要因素的結論,據此改進市場營銷組合策略,為送變電施工企業市場開拓打開了新的思路,將市場營銷策略選擇的著眼點從市場佔有率、利潤率等基於自身需要的指標上轉移到體現顧客需求的顧客滿意度指標上,將關注重心從產品銷售階段轉移到送變電工程產品施工階段;同時也為送變電公司進行營銷決策建立一種科學合理的模型和方法,避免憑自己的直覺作出營銷決策。
  17. Ti rte electrical insulating materials - thermal endurance properties - part 6 : determination of thermal endurance indices ti and rte of an insulating material using the fixed time frame method

    電氣絕緣材料.耐熱性能.第6部分:使用固定時間框架法測定絕緣材料的耐熱指數
  18. After contrasting and analyzing the two common used measure method of discontinuity, a modified method that is elaborate method of joint surveying is put forward for the first time. rational method to get spacing of joints is researched utilizing lots of statistical results. according to the theory of minimal valid length of scanline, 5m is chose as appropriate statistical section length to obtain the successive values of those indices indicating rock mass structure, they are spacing, number and total length of joint

    本文在對比分析目前兩種常用的結構面測量方法優缺點基礎上,首次提出了一種改進的結構面測量方法?節理詳細精測法,並利用大量的統計結果,研究合理的間距取值方法,根據間距無偏差測量的最小有效測線長度理論,選擇5m作為統計區間長度,獲得了節理間距、條數、總長度隨洞深的連續變化值。
  19. It is tested that the innovatory system of indices can not only reflect the characteristic of special ship types but also enrich the original gb system and at the same time, put forward a new groping field for the ship designers

    實踐證明,改進后的指標評價體系不僅能反映船型本身的結構性能特徵,而且對原有的國標法評價體系進行了改進和充實,為未來船型發展和技術經濟論證開拓了一個新的研究思路。
  20. If the bus and breaker ' s failure rate is n ' t included in account, the reliability indices will be better, and the result will be more optimistic. at the same time, the connection styles " affection on system reliability is analyzed. thirdly, a novel evaluation method based on dfs is studied

    然後,提出了一種基於dfs的修正最小路演算法用於可靠性評估,採用dfs演算法求取從分支線首端到負荷點的最小路,然後根據系統的配置和實際運行方式,把非最小路上元件對負荷點可靠性指標的影響計入計算,從而計算系統可靠性指標。
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