等方差性 的英文怎麼說

中文拼音 [děngfāngchāxìng]
等方差性 英文
equal variance
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 方差性 : scedasticity
  1. Results the treatment group was superior significantly to the control group in the field of reduction of serum total bilirubin, the total bile acid, the total effective rates, advance of prothrombin activity ( pta ) and alph fetal protein ( afp ) of chronic fulminant hepatitis and the effective rates of the treatment group ( p < 0. 05 )

    結果治療組在降低血清總膽紅素、總膽汁酸、升高凝血酶原活動度、維持較高血清甲胎蛋白水平、提高存活率等方面均優于對照組，差異有顯著性（ p < 0 . 05或0 . 01 ） 。
  2. But, in our province, the suppliers have many problems, such as the big bullwhack effect, the information symmetry of internal members, the bad delivery reliability, the low market responsiveness, the poor flexibility, the high cost of supplier chain and the low efficiency of property management in supplier chains and so on, these questions caused the supplier chain enterprises market in our province have low comprehensive competitive power and it was hard to competent with the international steep competition

    但是，我省現在的許多供應鏈存在著牛鞭效應大、內部成員信息不對稱、交貨的可靠性差、市場響應度低、柔性差、供應鏈的成本交易高和供應鏈的資產管理效率低等方面的問題，這些問題導致了我省供應鏈企業市場綜合競爭力低下，難以勝任國際化的激烈競爭。
  3. The relation of radius of curvature and error as well as formulas of increasing parameters on condition of constant error are diverted. the equation of the line on the center of approximate circular arc is obtained ， and it can avoids the trouble that numerical solution owns possibility of no convergence and simplifies node calculation of non - circular curve

    導出了曲率半徑與逼近誤差之間的關系和等誤差條件下的參數遞推公式，建立了通過逼近圓弧圓心的直線方程和圓心坐標計算公式.按這種方法用圓弧逼近平面參數曲線，不需要求解非線性方程組，避免了計算可能不收斂的麻煩，簡化了非圓曲線的節點計算過程
  4. This is so because climbing plants are likely to encounter intensive - changing environmental condition during their growth ( especially change of illumination ). secondly, there is a large proportion ( 30 - 40 % ) of climbing plants which belong to dioecism, and hence a gap between male and female plants on morphology, biological characteristic, economic value and so on. this dissertation focuses on herbaceous climbing plants, perennial or annual species such as dioecious trchosahthes kirilowii maxin and dioscorea opposita thumb, and monoecious luffa cylindrical ( l ) roem, it attempts to discover how climbing plants adapted to various environments and the mechanism of adaptation from aspects of physiological and reproductive ecologies at present, due to overuse of chlorofluorocarbons ( cfcs ), the ozonosphere has become thinner and thinner, and the ultraviolet - b ( uv - b ) radiation has increased considerably

    而攀援植物本身是一類理想的植物行為生態學研究材料：第一，攀緣植物由於受攀緣能力和支柱木資源的限制，在生長過程中通常要遇到強烈變化的環境條件（特別是光照） ；第二，攀緣植物中具有較高比例的雌雄異株類型，通常佔地區攀緣植物種類的30 40左右，不同性別的植物在形態學及生物學特性、經濟價值等方面存在一定的差距，因此，本文以雌雄異株攀緣植物栝樓（ trchosahtheskirilowiimaxim ） （葫蘆科多年生草質藤本植物）和山藥（ dioscoreaoppositathunb ） （薯蕷科薯蕷屬植物） 、雌雄同株異花攀緣植物絲瓜[ luffacylindrical （ l ） roem ] （葫蘆科一年生攀緣草本植物）為材料，試圖從生理生態學及生殖生態學角度揭示攀援植物如何適應不同生境及其機理。
  5. And then, some common methods of gdm, such as the ahp method, the weighted geometric mean method ( wgmm ), the borda - kendall method, the minimum variance ( mv ) method, the clustering analytic method, the cook - seiford distance measure, cb measure, the maximum and the minimum expected values, the concordance and discordance indices, etc., are used to discuss some consensus problems of gdm, including the consistency of the complex judgment matrix in ahp, the consensus methods of the aggregation of individual preferences ; the aggregation of analytic hierarchy process methods based on similarities in decision makers " preferences, a consensus measure on multiple criteria group decision making

    接著本文採用了群體決策中常用的一些方法（如： ahp法，加權幾何平均法， borda - kendall方法，最小方差法，聚類分析法， cook - seiford距離測度法， c _ b測度法，最大最小期望值法，一致性非一致性指標法等）對群體決策中的幾個一致性問題進行了研究，這些問題包括： ahp中復合判斷矩陣的一致性，個體偏好序集結的一致化方法，基於決策者偏好相似性的層次分析模型的集結中的一致性問題和多準則群體決策的一致性測度。
  6. Then discusses its properties, such as biased property, relative efficiency of generalized variance and superiority comparisons between generalized ridge estimation and generalized least squares estimation. shows iterative algorithm based on the mean dispersion error

    該估計雖然具有偏崎，但其估計精度具有良好的性質，如：有偏性、方差一致最優性、相對于廣義最小二乘估計的廣義方差效率、 mde ? ?有效性等。
  7. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  8. Women in egypt are the furthest behind men in terms of economic equality, while no country has closed the " gender gap " entirely, a new survey has found

    一項最新的調查表明，盡管世界上還沒有一個國家可以完全解決性別差距問題，但埃及婦女在經濟平等方面與本國男性差距最大。
  9. The article investigates shanghai list companies from 1998 year to 2002 year ' s data, and gets two models by the methods of correlation and step - wise regression. by comparing two models " s response to good and bad earnings announcement in the difference level of market, the conclusion of this article is : ( 1 ) the price response to bad and good earnings announcement is asymmetry ; ( 2 ) the price response to bad and good earnings announcement changes as the relative level of the market changes ; ( 3 ) the notion that as the market rises, the asymmetry in the response to good and bad news becomes relatively more pronounced for glamour stocks is not applied to our security market

    通過對1998年至2002年所有滬市上市公司五年的數據進行實證分析，運用相關性分析、多元逐步回歸等方法，得到兩個多元回歸模型，對比兩個模型在不同市場狀態下的反應，得到了以下結論： （ 1 ）市場在年報好壞盈餘信息的公布情況方面反應是不對稱的； （ 2 ）市場對好壞盈利信息反應的不對稱性的程度主要依賴于整個市場所處的狀態； （ 3 ）隨著市場不斷好轉，魅力股對壞盈利信息的反應並沒有變得更強烈，同時對好壞盈利信息的反應差別也不大。
  10. In allusion to its blemish, we can see clearly that consists in two sides : inefficient as well as nullification. as a tentative schedule, uphill - gathering method was born. no other than put the axe in the helve, uphill - gather method was designed to enhance the efficiency of creating the combined financial statement and the quality of accounting information

    針對工作底稿法在實際工作中效率低、效果差的弱點，筆者嘗試性地提出編制合併會計報表的一種全新的方法：向上匯總法，試圖在保證會計信息真實性和提高合併報表編制效率等方面提出自己的思路。
  11. The difference of litigation model between two families of law makes a distinction between expert witness and lay witness in the fields of service target, dispatch, impanel and nature standing in litigation ; the second chapter of article surveys the problems arising from expert system practice and actual application of expert witness in judicial practice, and demonstrates the existing condition and necessity of setting up expert witness in our country ; the third chapter of article builds up them in the regards of subject of expert witness, qualification, launch, impanel and adoption of expert ’ comments

    而兩大法系訴訟模式的差異，使專家證人與鑒定人在服務對象、啟動和選任以及在訴訟中的性質地位上存在較大的區別;本文第二章考察我國鑒定製度在運行過程中產生的問題和專家證人在司法實踐中實際運用，論證我國確立專家證人存在的現實基礎和必要性;本文第三章，從專家證人的主體、資格、啟動和選任及專家意見的可采性等方面進行了構建。
  12. The differences can mainly be found in those aspects of the constitutionalism consciousness, such as the cognition base about humanity, key idea and how to promote the constitutionalism consciousness etc. meanwhile, it is stated in this article that we should have a correct acknowledge about our internal traditional culture, and always stick to the internal national conditions, avoiding to partially focus on the inlandish development or to partially transplant the western constitutionalism consciousness when we foster our constitutionalism consciousness

    在比較研究部分，文章認為：由於生成機制和背景不同，中西方憲政意識存在著重大的差異，具體表現為：憲政的人性認識基礎不同、憲政意識的核心理念不同、推進憲政意識的理念方式不同等方面。建設中國的憲政意識，必須正確認識本土文化傳統，避免片面地注重本土文化或片面地追求西方憲政意識移植的傾向，必須始終堅持立足於本國國情。
  13. Three genetic coefficients, including maximum phyllochron, elongation internode number and plant height, were used to describe the genetic differences in leaf blade and internode among different wheat varieties

    模型引入3個品種參數，即最大葉熱間距、伸長節間數和株高，分別反映了不同小麥品種在葉片和節間等方面的遺傳差異性。
  14. Seventeen important morphological characters were analysed to identify and evaluate genetic diversity of morphology of the lespedeza populations. fourteen vital morphological characters were studied using basic statistics, correlation analysis, factor analysis and cluster analysis. zymograms were analysed using eighteen alleles of seven allozymes

    對14個關健形態學性狀指標的平均值、方差、標準差、變異系數等基本統計分析表明，胡枝子屬植物不同種間以及種內居群間在這14個重要形態學性狀上的遺傳差異較大，變異系數達28 . 89 122 . 36 （全生育天數除外，變異系數為4 . 72 ） 。
  15. The project - learning curriculum must lay different particular emphasis on different learning - stage. it is because that the students of different ages have great difference in intellectual structure, body and mind character, lifer exprience., knowledge - level.,

    由於小學、初中、高中不同年齡段的學生在知識結構、身心特點、生活閱歷、認識水平和理解能力等方面存在著極大的差異，這就決定了研究性學習在不同的學段應有不同的側重。
  16. The subject for different process technology and surface treatment of crank takes tracking checkout for its internal stress, analyses relation of jumping measurement, deformation measurement, recovery measurement and stress change, finds the reason and usual law of jumping overproof of crank. through cold pressure alignment, hot pressure alignment, support aged alignment and so on methods for 42crmo steel crank, the subject checks change of stress in the process of alignment and change of tissue and property after alignment for crank, and gives comprehensive evaluation for every alignment technology, then give safe and feasible technology parameter

    本課題主要是對不同加工工藝及不同表面處理過程的曲軸，對其內應力進行跟蹤檢測，分析各工藝過程中跳動量、變形量、恢復量與應力改變的關系，找出曲軸跳動量超差的原因和一般規律。通過對42crmo鋼曲軸進行「常溫壓力校直」 、 「熱壓力校直」 、 「支撐時效校直」等方法的校直，檢測校直過程中曲軸應力的變化及校直后組織和性能的改變，進而對各校直工藝進行綜合評價，給出安全可行的工藝參數。
  17. Primary and middle school corricula reform which has long been weak in pertinency, effectiveness and scientificalness, is entering a new era

    長期以來一直在針對性、實效性、科學性等方面普遍較差的中小學的德育課程改革也進入了新的建設時期。
  18. The article analyses whether the theory of emh market can explain some phenomena on capital market. we provide some evidence for the non - normal, non - gaussian distribution, auto - correlation, non - linear and heteroskedasticity character of stock price

    文章就有效市場假說（ emh ）對現實資本市場的解釋能力進行了分析，發現我國股票市場的股價收益率序列具有非正態性、自相關性、非線性、異方差性等特點。
  19. Firstly, several methods are used to test if there is heteroscedasticity in the data. then some variance stabilizing transformation methods are applied to the data. finally, it is pointed out that the least squares fitting may be used to the transformed data

    先用幾種方法對數據是否具有異方差性進行檢驗，然後選擇適當的方法進行變換，最後指出，可以通過對新模型作最小二乘擬合等方法，觀察變換后的模型其數據的擬合程度，以確定模型的優劣。
  20. In tall buildings, for frame - shearwall structure with steel truss transfer story with large span, studies on its dynamic characters and seismic performance are performed. with different transfer story location at the structure, the difference analysis about the structures to period and mode, displacement, and shear etc. is performed in detail. and the vertical load effect to the steel truss transfer story with large span is analyzed

    對于高層建築中帶大跨度鋼桁架轉換層的框架?剪力墻結構，分別對不同轉換層設置高度下整體結構的動力特性和抗震性能進行了分析，對整體結構的周期和振型、整體結構的位移和層間位移、結構的剪力和層間剪力等方面性能的差異進行了研究；對大跨度鋼桁架轉換層在豎向地震作用下對其受力的影響進行了研究。
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