無限回歸 的英文怎麼說

中文拼音 [xiànhuíguī]
無限回歸 英文
infinite regress
  • : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 回構詞成分。
  • : Ⅰ動詞1 (返回) return; go back to 2 (還給; 歸還) return sth to; give back to 3 (趨向或集中於...
  • 無限 : infinite; limitless; boundless; immeasurable; unlimited
  1. This paper demonstrates ultimate stress increment of unbonded tendons can be composed of approximate elastic deformation along the elements and local plastic deformation by nonlinear analysis on the unbonded partially prestressed concrete continuous structures. referring to the rule of ultimate stress increment of unbonded tendons at every load case, a regression formula of ultimate stress increment of unbonded tendons based on elastic - perfectly plastic model has been presented for engineers to calculate ultimate stresses of unbonded tendons in prestressed concrete multi - span continuous structures

    考慮在各種荷載工況作用下粘結筋極應力增量的變化規律,並與理想的彈塑性模型相比較,最終得出以理想彈塑性模型計算各種荷載工況作用下粘結筋極應力增量的公式,從而為預應力混凝土多跨連續結構的粘結筋應力設計計算提供有益的參考。
  2. In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method

    本文採用預裂紋和帶預裂紋環狀缺口圓柱形試樣,進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗,並利用有元程序對試樣缺口周圍及裂紋尖端附近進行了軸對稱多維應力狀態下的應力、應變場分析,來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命,最後利用最小二乘方法,得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。
  3. Abstract : the model parameters for uniquac and nrtl equations are obtained by using the infinite dilute activity coefficients of a component at several temperature and the nonlinear regressive technique. the vaporliquid equilibrium ( vle ) data calculated by using the parameters for uniquac or nrtl equation is agreement with that from vle experiment

    文摘:通過一個組分在不同溫度下的稀釋活度系數,利用非線性確定了四氫呋喃1 , 4丁二醇、水1 , 4丁二醇二元體系的uniquac 、 nrtl溶液模型參數.用所獲得的兩溶液模型參數對三元氣液平衡數據進行理論推算,並與實測的三元氣液平衡數據進行比較,發現兩結果比較吻合
  4. Abstract : the generalized shrunken prediction of finite population is introduced, using generalized shrunken least squares estimator of linear regression models. with respect to prediction mean squared error, a necessary and sufficient condition for superiority of a generalized shrunken prediction over the best linear unbiased prediction is obtained. in the case of linear combination of every unit index, a linear restricting prediction is introduced and then a necessary and sufficient condition for superiority of linear restricting prediction over the best linear unbiased prediction is devived

    文摘:利用線性模型的廣義壓縮最小二乘估計,引入了有總體的廣義壓縮型預測,在預測均方誤差意義下,得到了廣義壓縮型預測優于最佳線性偏預測的一個充分必要條件;在只能得到每個個體指標的線性組合時,引入了一種線性約束型預測,並得到了線性約束型預測優于最佳線性偏預測的一個充分必要條件
  5. Nonparametric model is widely used in the practical problems, the reason is that the form of the regression function in the nonparametric model is free, and the limits to the random variate ( x, y ) are fewer. in the past several decades, this model is studied carefully by the researchers of statistics, and many achievements are arrived in both theorial fields and in applicational fields

    非參數模型,由於其函數的形式可以任意,而且對隨機變量( x , y )的分佈制較少,因而在實際中有著廣泛的應用背景。幾十年來,統計工作者對這一模型進行了深入細致的研究。論在理論上還是應用上,都取得了許多優秀成果。
  6. However, their research is still confined within one single relevant factor, and very little comprehensive study has a negative influence on an overall understanding of the factors influencing trait anxiety. furthermore, the statistic methods used by them are backward, and they are confined to relevance analysis, difference test and regression analysis. consequently, their research fail in demonstrating the concrete mechanism of the factors influencing trait anxiety, and in defining the relative importance of the relevant factors during the process of the form of trait anxiety

    但現有的研究主要是針對單一的影響因素而展開,綜合性研究還很少,從而制了對特質焦慮影響因素的宏觀理解,而且大多數研究的統計方法相當落後,僅停留在一般的相關分析、差異檢驗和分析方面,因而法揭示各種因素對特質焦慮影響的具體機制,也法明確各種影響因素在特質焦慮形成中的相對重要性。
  7. The contents include as follows : the influencing factors of the displacement ductility factor of the unbonded partially prestressed concrete frame structures, such as stirrup reinforcement characteristic value, nominal shear span ratio, axial compression ratio, the appearing order of plastic hinges and partial prestressing ralio ( ppr ) are discussed. the formula of displacement ductility factor of the unbonded partially prestressed concrete frame structures is suggested by regression analysis. with regard to the aseismic design and the request of ductility and energy dissipation, the restriction of the flat - beam / column sectional size and aseismic reinforced design are discussed

    本文主要包括以下內容:討論了配箍特徵值、名義剪跨比、軸壓比、塑性鉸出現順序、預應力度等因素對粘結部分預應力混凝土框架位移延性系數的影響,了考慮影響因素的位移延性系數計算公式;對粘結部分預應力混凝土扁梁框架結構,闡述了抗震設計對扁梁、柱截面尺寸的要求與制;對滿足延性和耗能要求的粘結部分預應力混凝土扁梁控制截面抗震配筋進行了探討;通過對粘結部分預應力混凝土扁梁梁端的受力分析,改進了以往扁梁梁端扭矩設計值計算公式。
  8. In this paper, some mathematical methods used to forecast the income of intangible assets are compared, in which we find some mathematical methods ( the forecasting model in time sequence, exponential smoothing estimation method, regressive model ) are not same with the valuing intangible assets, grey model and s - curve model are good to valuing intangible assets. in the base of this, combinatorial model is brought forward in order to make up the limitation of other mathematical me thods

    本文將形資產收益額的預測方法進行比較,發現常用的預測方法(平均數法、指數平滑法、移動平均法和預測模型)在預測形資產收益額是存在很大局性,而灰色預測模型和成長曲線模型能充分放映形資產的收益曲線,在進行比較的基礎上提出組合預測模型,以彌補各種方法的缺陷。
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