trend model 中文意思是什麼

trend model 解釋
趨勢模型
  • trend : n (路、河、海岸、山脈等的)走向;方向,方位;傾向,趨勢,動向。 the trend of events 形勢。vi 走...
  • model : n 1 模型,雛型;原型;設計圖;模範;(畫家、雕刻家的)模特兒;樣板。2 典型,模範。3 (女服裝店僱...
  1. The method of modified simplex was applied to optimize the models, and the fitting results show that liu - logistic model was more suitable than logistic model to the actual growth trend of form. taxus chinensis var. mairei population, and the highest growth rate of basal area was the tenth age class, namely the phase when breast diameter was 68 ~ 76 cm

    以胸高斷面積代替種群生物量,分別採用logistic常規模型及劉金福提出的logistic改進模型對南方紅豆杉種群的增長動態進行研究,運用改進單純形法對模型進行優化,擬合結果表明改進模型比logistic常規模型更符合南方紅豆杉種群的增長趨勢,南方紅豆杉種群的最大增長速度出現在第10齡級,即胸徑為68 76cm時期。
  2. Based on original data of physical investigation for junior conducted in the cities of china and using the non - equidistance gm ( 1, 1 ) model, the expect model for junior growth in the cities is established, the growth trend of junior in the future of 10 years is predicated

    摘要依據國家先後4次測試公布的全國城市漢族兒童青少年體質調研的原始數據,運用灰色非等間距gm ( 1 , 1 )模型,建立城市兒童青少年生長發育預測值模型,預測未來10年城市兒童青少年的生長發育趨勢。
  3. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  4. This study : ( 1 ) provides the most detailed osteological and integumentary descriptions on liaoning deinonychosaurs ; ( 2 ) proposes an evolutionary model for feather evolution ; ( 3 ) analyzes the interrelationships of the coelurosauria ; ( 4 ) evaluates the effects of combining information from different parts of the body in reconstructing coelurosaurian evolution, and ( 5 ) discusses the evolutionary trend within the coelurosauria and particularly those features related to the origin of avian flight

    本研究: ( 1 )提供了有關遼寧恐爪龍類最詳細的骨骼學信息; ( 2 )提出了羽毛演化的一個新模型; ( 3 )綜合地分析了虛骨龍類的系統關系; ( 4 )分析身體不同部位的信息對復原系統發育的影響及虛骨龍類各個演化階段身體不同部位的相對演化程度; ( 5 )討論了虛骨龍類的演化趨向,尤其是和飛行起源相關特徵的變化。
  5. The thesis opens with expounding the organizational model, the development trend of human resource, the changing environment in the knowledge economy age, with the key factor that influences the smooth progress and contributes to the success of the administrative reform on this basis, this thesis analyses in detail analyses the theories of the enterprise strategy, the strategic management of the human resource, and the problems that the enterprises have encountered the human resource management during the administrative reform, such as the employees " psychogenesis crisis, employee training, business enterprise culture and the programming for the employees " career in order to attract to stay on, which will do good to the enterprises and the employees, besides this thesis offers some corresponding suggestions to these problems

    因此,在組織變革的過程中,人力資源管理的重要性就凸顯出來。本論文首先通過對組織所處的外部環境分析入手,指出了組織變革的必要性和重要性;並分析了新經濟下組織模式的發展變化趨勢,得出組織變革和人力資源管理之間的密切關系,並指出有效地人力資源管理是組織變革成功的根本保障。其次,分析了在經濟全球化、信息化、知識化的新時代下,組織變革與發展過程中必然給人力資源管理帶來新的挑戰,其中剖析了人力資源管理職能的變化,人力資源管理角色的轉變以及當前人力資源管理發展的新趨勢。
  6. At first, the attribute of knowledge node basic partial model in the whole model exactly expresses the basic character of content of knowledge node, therefore enable these knowledge node easily to be controlled for teaching. secondly, temporizing the trend of using database technology to design courseware, knowledge node partial model designed in this paper has a good structure, therefore it is possible to separate control from data

    該模型的合理性和優越性表現在以下幾個方面:首先,課件模型中的知識點基本模型的各項屬性反映了知識點的基本特徵,便於教學控制;其次,順應課件數據庫化的趨勢,本文設計的知識點模型結構良好,為數據與控制的分離提供了條件。
  7. The density with the biodiversity increasing shows " m " model. ( 3 ) the correlation analysis shows : elevation, slope, development stage and biomass are main factors which affect the biodiversity pattern in the research region. the biodiversity of the quercus aliena var. acutesrata community shows the patterns with the elevation and slope affecting : on sunny slope, the species diversity increases with the elevation increasing below the attitude of 1640m and its climax is at this attitude ( the diversity index h = 1. 68 ), upward this point, the diversity index descends slowly. the evenness shows ascend trend with the elevation upward, its climax point at 1800m ( the evenness index jsw = 0. 78 ), then descending after this point

    ( 5 )通過分析,銳齒棟群落生物量與生物多樣性呈現如下關系:在海拔1500一170枷范圍內,銳齒棟群落生物量與物種多樣性之間呈單峰曲線關系;在海拔1700一1900m范圍內,生物量與物種多樣性之間呈不明顯的波動關系;在海拔1900一2100m范圍內,生物量隨物種多樣性的增加而增大,通過對不同高程內生物量與物種多樣性分析發現,隨著海拔的上升,最大生物量對應的物種多樣性略有增加趨勢;在相同海拔和坡向條件下,生物量與物種多樣性之間也呈典型的單峰曲線關系;群落凈生產力與物種多樣性之間總體上也呈單峰曲線關系。
  8. Besides, through strict and careful field work, the writer has seen that yangshuo west street, as a model of li river regional culture, has not only distinctive traditional culture but also a vigorous continuation in the trend of times. all of these are valued in anthropological study

    另外,筆者在田野調查中不斷地體悟到西街社區文化作為陽朔區域文化乃至整個灕江流域文明的一個子系統,既蘊涵獨特的歷史文化傳統,又在時代發展浪潮中有著富於生命力的延續和革新,這些都具有寶貴的人類學研究價值。
  9. ( 3 ) by choosing core faultage of axial site in luohu fracture zone i. e. geological cross section in huangbeiling faultage f8 as geological model and utilizing finite element numerical method, change tendency of huangbeiling faultage f8 under self - weight stress and building loads is stimulated. and long - term development trend of fracture zone is also predicted, which has an important guiding meaning for works of geological disaster prevention in district of luohu jiancheng

    ( 3 )選取羅湖斷裂帶軸部的核心斷層?黃貝嶺f8斷層地質剖面作為地質模型,利用有限元數值方法模擬了黃貝嶺f8斷層在自重應力和建築物荷載共同作用下的變化趨勢,預計出斷層帶的長期發展趨勢,這對羅湖建成區的地質災害防止工作有重要的指導意義。
  10. It has been maked for immediate and statistical analysis that the calculation about the work order parameter of the base - bleed - rocket is calculated in the taguchi method, its influencing trend is bring out in the open, the theoretical base is settled for confirming the greatest combination about the work order parameter of the base - bleed - rocket. the multi - objectile optimal design model is established that the indexes have been taked into account first and synthetically, such as physical parameter range lethality power strength and flight stability and so on, the program is compiled and the example is calculated. the true worth of the theoretical work in this paper is validated by flight experimentation of 130mm hybrid base - bleed - rocket extended - range principium projectile

    本文進行了底排?火箭復合增程彈工作時序參數正交試驗設計的直觀分析與方差分析,揭示了每個參數對射程計算的影響趨勢,為進一步確定底排?火箭工作時序參數值的最佳匹配組合奠定了理論基礎;建立了底排?火箭復合增程彈多目標優化設計模型,該模型首次綜合考慮了底排?火箭復合增程彈的結構特徵參量、結構強度性能、飛行穩定性、威力性能和射程指標,編制了相應的分析程序,進行了算例計算;完成了130mm底排?火箭復合增程原理樣彈的結構設計與飛行試驗,其試驗結果驗證了本文理論研究工作的實際應用價值。
  11. Chapter three analyses the suitable pricing model of our country ' s mbs, and by studying secular trend and fluctuation of risk free interest rate and the term structure of interest rate of national debt, i propose an option model based on floating interest rate mbs which will be issued in our country. next, cash flow current value method is used to carry out the empirical test

    第三章分析了適合我國住房抵押支持證券的定價模型,通過研究我國無風險利率長期趨勢值、波動性以及國債利率期限結構,提出我國發行浮動利率抵押支持證券的期權定價模型,並應用現金流現值定價法對我國發行固定利率住房抵押傳遞證券的定價進行實例分析。
  12. Representation, classification and global reference name standard of the common security knowledge, are summarized. then a new model of system security trend analysis is presented, which combines vulnerability analysis ( using privilege graph analysis method ) and attack knowledge analysis ( using goal tree analysis method )

    本論文首次從信息對抗的角度分析了公共知識獲取和安全趨勢分析的意義,系統總結了公共知識分類、標準與知識描述等方面問題,給出動態防禦系統中公共知識獲取的方法,提出了權限圖與攻擊樹相結合的目標系統安全趨勢分析方法。
  13. An improved hard - sphere model predicted rightly the changing trend of the standard partial molar volume of alkyl chain of amino acids with concentration of electrolyte, and confirmed the assumption that the sum of standard partial molar volumes of ch and ch3 groups is twice as many as the standard partial molar volume of ch2 group

    摘要根據改進的硬球混合物模型,正確預測了氨基酸分子的烴鏈在電解質水溶液中的標準偏摩爾體積隨電解質濃度的變化關系,並證實了「氨基酸分子中ch和ch3基團的標準偏摩爾體積之和是ch2基團標準偏摩爾體積的2倍」這一假定。
  14. Moreover, the aid of gray interrelation analysis and the plural regression model are applied to discuss the reason of runoff decrease and abrupt changes. for over 40 years, under the background of climatic warming, river runoff of shaanxi - gansu - ningxia region has showed a generally reduction trend

    40多年來,在氣候暖干化的背景下,陜甘寧地區地表水資源變化總趨勢為減少,表現為自1950年代末以來河川年徑流量的顯著減少傾向,而且貧水化也日趨嚴重。
  15. The ar model can comparatively well forecast the movement trend of actual ship ' s rolling

    本文建立的自回歸模型可以很好的預測船舶的搖蕩運動趨勢。
  16. The social demand for education, especially the demand for high - quality education, has been growing tremendously with the improvement of public literacy and numerous changes to elementary education. the gap between the education demand and our limited investments in education is getting more and more serious. given the global trend of pursuing sustainable development, it is not appropriate any more to continue the extensive development model of low - quality, low standard and low performance education

    隨著我國文化水準的提高和基礎教育階段的種種變革,社會對教育的需求(特別是質量需求的迅速增長)同我國有限的教育資源投入之間產生了日益尖銳的矛盾,繼續實施過去的低質量、低標準、低效益的粗放型的教育發展方式已不符合當今世界可持續發展的潮流精神。
  17. Bayesian estimation of time series model with trend

    時間序列趨勢項的貝葉斯估計
  18. We hope can find some beneficial model for china ’ s architecture from the understanding of architecture trend change during the period

    希望能從大的歷史角度上對這一時期的建築思潮變化的解讀,為中國建築的現代化發展找出有益的借鑒。
  19. During the course of the research, the criterions of the interpolation effect are mean error ( me ), mean absolute error ( mae ), root mean squared interpolation error ( rmse ) and the difference of mean square deviation between the measured and the estimated surface air temperature. the conclusions are as follows : ( 1 ) by contrasting the gaussian weighted model associated with the error modification with the gaussian weighted model, the error modification is proved to considerably ameliorate the precision of spatial interpolation ; ( 2 ) on the base of the gaussian weighted model, taking altitudinal effect into account can reflect the trend in which temperature changes according to the topographic altitude and may ameliorate the precision of spatial interpolation correspondingly and apparently, which indicates that topographical effect on the preciseness of spatial interpolation can not be disregarded in terms of the region with complicated topography ; ( 3 ) the map of daily surface air temperature distribution, using the modified gaussian weighted model a and b, can accurately reflect the temperature - changing - with - topographical - altitude trend. among them, the better is the model a, whose me is below 0. 03 ?

    在此過程中,採用平均誤差( me ) ,平均絕對誤差( mae ) ,插值平均誤差平方的平方根( rootmeansquaredinterpolationerror ,簡稱rmsie ) ,插值前後測站要素值的均方差( meansquaredeviation ,簡稱msd )差值作為判定插值效果的標準,得出如下結論:通過高斯權重法與結合逐步訂正的高斯權重法的對比,說明結合逐步訂正方案的高斯權重法可大大提高地面日氣溫的插值精度;在高斯權重法中加入海拔影響項可以反映出溫度隨地形高度的變化趨勢,同時也能較大地提高地面日氣溫的空間插值精度,說明在地形復雜的區域,地形影響在插值精度中是不可忽略的;對于高斯權重法的兩種改進方案得到的地面日氣溫分布圖都能很好地反映出表面大氣氣溫隨地形高度的變化趨勢。
  20. Abstract : according to the unearhed porcelain from yao county kiln, from the design point of view, it analyzes the model and decoration style and features of yan china. and it points out that, because of the history and geographical position, the individual choice and trend of yao china have formed the national character and style of chinese traditional china art

    文摘:從設計學的角度分析了耀州窯出土陶瓷造型和裝飾的藝術風格及特點,認為由於歷史文化的積淀和富於民俗的地理位置,耀瓷的造型與裝飾形成了獨自的選擇與傾向,從而構成了中國傳統陶瓷藝術鮮明的民族特徵和氣派。
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