趨勢函數 的英文怎麼說

中文拼音 [shìhánshǔ]
趨勢函數 英文
trend function
  • : 動詞1. (快走) hasten; hurry along 2. (向某個方向發展; 趨向) tend towards; tend to become
  • : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • 趨勢 : trend; tendency; drift; current; tide
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. Compared with cubic splines, quintic splines have more advantages for surface machining. so the generation and processing of nc instructions have become one of the nucleal technologies of cam and cnc

    由於與三次樣條相比,五次樣條具有更大的優越性,所以基於五次樣條的nc指令生成與處理技術已成為cam技術和cnc技術的主要發展之一。
  2. The theory that fer that can support three months import is the suitable scale raised by r. triffin was acceptable comprehensively. since 1970s along with the development of mathematical economy, many economists have been trying to set up reserve - demanding function through mathematical model to determine the suitable scale of fer

    20世紀70年代以來,順應經濟理化的發展,許多經濟學家嘗試利用學模型構建儲備需求來確定一國儲備的適度規模,研究中首次針對發展中國家和發達國家的不同國情,對各自的儲備需求分別進行了分析。
  3. The predictive function control is one of the most novel direction in this area, and it applies in the fast - processes initially, such as robot ' s arm control and radar tracking control, now it applies also in the slow - processes, such as fitful reaction temperature control, etc. the theory and application of the predictive control are studied in this paper

    而預測控制是預測控制領域中最新的研究方向之一,近年來,預測控制的應用已從最初的快速過程,如工業機器人的手臂控制、雷達跟蹤控制等發展到慢速過程,如間歇反應過程的溫度跟蹤控制等,而且,在國內的應用也已呈逐步發展之
  4. So i take the theme the contribution of chinese human capital to economic growth. my paper is divided into six parts. first : part introduction search history of the effect of human capital on economic growth ; second : five econometric models that are currently used to study the effect of human capital on economic growth ; third : conceptions and division of human capital and economic growth ; fourth : the quantitative analysis of the contribution of human capital to economic growth ; fifth : measures to the sustained economic growth ; sixth : conclusions and tendency

    本論文分為六個部分:第一部分引言,闡述了選題背景、研究意義,人力資本對經濟增長的作用的理論研究綜述,研究內容與方法;第二部分目前研究人力資本對經濟增長的貢獻所使用的模型,包括柯布?道格拉斯生產、新古典增長模型、常替代彈性生產模型、超越對生產模型、普適生產等五個模型;第三部分人力資本和經濟增長的基本概念和人力資本投資的分類;第四部分人力資本對經濟增長貢獻的實證分析;第五部分注重人力資本積累促進經濟持續增長;第六部分結論與展望。
  5. Comparing the differences between the urban and rural residents " consumptive level and configuration, we not only enumerate the data to analysis the differences of the developmental and increasing rate between the urban - rural residents " consumptive level and configuration, but establish the former of consumptive function to analysis the fluctuant trend of the differences between the urban and rural residents " consumption and forecast simply

    第3章我國城鄉居民消費差異的基本情況及分析。將城鄉居民消費水平的差額和城鄉居民消費結構的差異進行比較。不僅列舉據分析城鄉居民消費水平和消費結構發展增長速度的不同,還建立消費模型分析城鄉居民消費差異變動,並作出簡單的預測。
  6. The paper is divided into three sector : in the first sector, base on cohort - component method and via quantitative analysis and qualitative analysis to matter of fact, the paper imports several variable : accelerating function of survival rate, correct children women ratio, proportion of infants, and establish correct cohort - component method. in the second sector, base on several hypothesis, zhejiang province population forecasts are made by correct cohort - component method, and population composing are presented in the future. in the third sector, base on results of zhejiang province population forecasts, the paper discusses change trend of mainly population index in the 21 century, and analyzes how population trend effects development of society and economy

    本文分三部分進行:第一部分,在隊列要素法的基礎上,通過對實際情況的定量分析與定性分析,在模型中引入了以下變量:生存概率加速、修正兒童婦女比、幼兒性別比,建立了修正隊列要素法模型;第二部分,在幾個重要假設的基礎上,根據修正隊列要素法進行浙江省未來五十年人口預測,給出了各預測年份分性別年齡的人口構成情況;第三部分,是在上述預測結果的基礎上,對21世紀前半葉浙江省的主要人口指標的變化進行討論,並對浙江省的總的人口變動及其對社會經濟發展影響進行分析。
  7. Based on decided road weight type, the paper considers the actual condition of our nation hardware foundation establishment and the development trend of future vehicle navigation system, and presents evaluation project of road weight and relevant road impedance function based on dynamic vehicle navigation system

    根據所確定的道路權重類型,本文考慮我國目前的硬體基礎設施情況以及城市車輛導航系統未來發展的,給出了基於動態車輛導航系統的道路權重賦值方案和相應的路阻
  8. The presence of a cointegrating relationship between output and inputs, represented by either a two - factor cobb - douglas production function or a three - factor cobb - douglas type, depends crucially on whether country - specific intercepts and country - specific time trends are accounted for

    實證分析顯示產出與投入之間同積關系的存在與否?不論這種同積關系是由二要素還是由三要素柯布?道格拉斯生產來代表,關鍵取決于各國經濟發展的獨特初始特徵和獨特時間特徵是否被考慮到。
  9. Summer precipitation in northeast china ranging from 1960a to 2000a and ncep reanalysis data is applied to study the temporal and spatial features of summer rainfall and extreme precipitation in northeast china. the results show : 1 summer rainfall in northeast china exhibits upward trend with the cycle variation of 14 years and 2 to 4 years. two abrupt changes occurs in summer rainfall with its happening time on 1964 and 1988 / 89

    利用東北地區99個測站的1960 ? 2000年夏季逐日降水資料,以及ncep再分析資料,採用旋轉經驗正交、 morlet小波分析、合成分析等方法分析了東北地區夏季降水的演變特徵和降水異常的環流背景,得出主要結論如下: 1東北地區夏季降水存在著減少,並且有14年和2 4年的周期存在,降水發生過兩次突變現象,分別發生在1964年和1984 85年之間。
  10. Based on 1960 - 2000 daily temperature data of 99stations in northeast china and ncep reanalysis data, the spring temperature in northeast china is analyzed, and the results indicate : 1 the spring temperature in northeast china presents upward tendency and the cycle periods of 14 years and 4 to 6 years. meanwhile abrupt change is significant between the year of 1984 and 1985

    利用東北地區99個測站的1960 ? 2000年春季逐日平均氣溫資料,以及ncep再分析資料,採用旋轉經驗正交、 morlet小波分析、合成分析方法研究了東北地區和各不同區域春季氣溫的時空分佈、年際和年代際變化特徵、春季氣溫異常以及低溫過程的環流特徵,並得出主要結論如下: 1 、東北地區春季氣溫存在著上升,並且有14年和4 6年的周期存在,東北地區春季氣溫存在突變現象,出現突變的時間在1984 1985年間。
  11. Because to calculate the shadow prices of the agriculture production factors give the feasible methods to help government use economic lever to effectively dispose the agriculture production factors, so it is significant in theory and in practice. 2. approaches to use the interrelated index to compare the history trends, so we can recognize the situation about the scarce agriculture production factors, to use the principle logical to analyze the supply - demand mechanism of the main agriculture production factors in china, to use stochastic frontier production function and marginal productivity theory to calculate the shadow prices of the production factors, to use drc index to assess international competitive of the china main agriculture products

    本文的主要研究方法為:在分析中國主要生產要素的稀缺度變化時,進行同類指標的歷史變化比較研究,從而認識主要農業生產要素稀缺性變化的與規律;在分析中國主要生產要素的供需機制時,進行相關概念為基礎的理論邏輯分析,建立供需機制決定的理論模型;在測算農業生產要素的價格時,使用邊際生產力理論和隨機前沿生產方法;在評價中國主要農產品的國際競爭力時,使用國內資源成本系方法。
  12. Based on a series of tests and investigations, this paper draws some conclusions as following by processing and analyzing the test data. the minimum icing flashover voltage of composite insulators decreases with the increase of ice amount, and the tendency of it accords with exponential function. however, the relation of the minimum icing flashover voltage with icing water conductivity accords with power function

    通過大量的試驗研究工作,對試驗據進行擬合和分析處理,得到了如下結論: 1 )合成絕緣子最低冰閃電壓隨覆冰重量的增加而降低,且其下降符合指規律,與覆冰水電導率的關系符合冪規律。
  13. When told the data are from an exponential or erlang distribution the six sigma black belt should know that the run chart is preferred over the standard x control chart

    譯文:當被告知據來自於指或服從厄蘭分佈,六西格瑪黑帶應該了解這時候圖優于標準的x控制圖。
  14. In this paper, according to the periodically active characteristics shown in the historical earthquake data in this region since 1900, we describe the rule of seismicity with sine function and furthermore make a preliminary forecast of the seismicity intensity and the developing trend in northeast china till the year of 2008 by using the periodogram of time sequence and other analytical methods

    摘要根據東北地區1900年以來的歷史地震資料所顯示的周期性活動特點,用正弦描述其地震活動規律,並結合時間序列的周期圖及其他一些地震活動性分析方法,對該地區未來1 ~ 3年地震活動發展和地震強度作了初步預測。
  15. Considering the limits of all predicting models, we select some kinds of methods form predecessor ' s study such as grey - movement forecasting modes of uniformly factal, exponent smoothing prediction verhulst model forecasting, verhulst inverse - function forecasting, trend prediction, growing model prediction and so on to build a model base. it is a software of landslide prediction which based on gis and developed by vb6. 0

    考慮到各種預測預報理論模型的局限性,本文從前人的理論模型中選出了等維灰遞補動態預測模型、指平滑預報模型、 verhulst及verhulst反預報模型、移動平均法預報模型、 「成長」曲線預報模型等幾種模型建成預測預報模型庫,以mapinfo為平臺,利用vb6 . 0語言開發研製了基於gis的滑坡預測預報軟體系統。
  16. In the fourth part, by using the bifurcation theory of planar dynamical systems and the method of detection functions, the paper gives a configuration of limit cycles forming compound eyes. with the help of numerical analysis ( usi ng maple ), it is shown that there exist parameter groups such that a z7 - equivariant planar polynomial vector field of degree 7 has at least 36 limit cycles with z7 - symmetry

    然後,對於一組特定的參值,研究了它的相軌線的變化;第四部分指出:在一定的條件下,利用平面動力系統分支理論以及判定法,在計算機學軟體( maple )的幫助下,得到結論: 7次z _ 7 -等變平面向量場至少有36個極限環,形成具有z _ 7 ?對稱性的極限環分佈。
  17. In chapter one, both the signification and the new advance in cryptographic functions are mainly introduced, which include the applied background and the studying status in quo on cryptographic functions and so on

    第一章主要介紹了密碼的研究意義和最新進展,包括密碼的相關應用背景及研究狀況、發展
  18. The road tunnel ventilation system has strong non - linear characteristic and it is difficult to gain the precise mathematical model by using the traditional linear control theory, therefore, the modern control methods such as the fuzzy control become the trend for the road tunnel ventilation control. however, there are some difficulties with the establishment of the fuzzy membership functions and the rule base

    公路隧道通風系統具有很強的非線形特徵,傳統的線性控制理論難以獲得精確的學模型,因此模糊控制等現代控制方法成為公路隧道通風控制的,但模糊控制存在隸屬、控制規則難以確定的問題。
  19. By analyzing expression between a and fuzzy entropy from the view of analytics, this paper analyses the relationship of between a and fuzzy entropy and the changing trend of fuzzy entropy function with the increase of a, then discusses the sensitivity of the parameter a to classification result such as total nodes, rule number, classification accuracy of fuzzy decision tree, proposes an experimental method of obtaining optimal a, it is proved by experiment that the optimal value a obtained by this method can make the classification result of fuzzy decision tree best, and therefore provides the academic evidence of selecting parameter a in order to gain the best classification result

    本文在visualc + +軟體開發平臺及模糊id3演算法的基礎上,從解析的角度出發,通過分析參與模糊熵之間的關系式,討論了隨著的增加,模糊熵的變化,進一步分析了參對模糊決策樹的分類結果在訓練準確率、測試準確率、規則等方面所表現出的敏感性,探討了得到最優參的實驗方法。實驗證明,利用這一方法得到的最優參的值,可以使模糊決策樹的分類結果達到最好的效果,從而為人們用模糊決策樹進行分類時選取參以獲得最優的分類結果,提供了良好的理論依據。
  20. 3 adopting the theory of entropy of information to set up the definition and formula of the market transaction entropy, the market structure entropy and the market competition degree, provide the theory and method to analyses the changing tendency of coal industry market competition

    3 、依據信息熵的理論,創建了市場交易熵、市場結構熵和市場競爭度的概念和計算公式,並建立了市場交易和市場結構的熵,為分析煤炭產業市場競爭的變化提供了理論方法。
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