比率檢驗法 的英文怎麼說

中文拼音 [jiǎnyàn]
比率檢驗法 英文
ratio test
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 率名詞(比值) rate; ratio; proportion
  • : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 比率 : ratio; proportion; rate比率計 ratio meter
  • 檢驗 : checkout; test; examine; inspect; verify; survey; check;checking;testing;[英國]jerque(指檢查船舶...
  1. The conclusion is : multiobjective programming and fuzzy programming are superior to the traditional markowitz model, compart : s the dynamic models with the static models, the former can reponse more soon to the wave of the stock price, so we can adjust period by period based on the dynamic models

    本文得出的結論是:多目標規劃及模糊規劃等方優于傳統的馬柯維茨模型,在實證中表現出更高的投資效,動態的模型與靜態的模型相,能更快地對股價波動作出反應,可進行逐期調整。
  2. So we consider five financial indexes includes stock b / p, e / p, current stock size, current stock stru and financial levge by the international tradition, then descriptive statistical test method and cross section statistical test method proved that b / p and current stock size have marked effect on the securities yield besides coefficient b. in the third chapter, the article fut forward a risk factor model, estimates yield sequences of every risk factor by weight regression, and then estimates each risk factor coefficient of different stock by time sequence regression, at last we can reckon the portfolio risk o2p and yield rp which consists n stocks

    結合國際慣例,文章考慮了股票的凈值市價( b p ) ,市盈倒數( e p ) ,流通規模( size ) ,流通例( stru )和財務杠桿( levge )等五個財務指標,應用描述性統計和橫截面統計等多種方,結果表明,除系數以外,凈值市價( b p )和流通規模( size )對證券收益部有重要的影響。在論文的第三章,提出了一個基於多因素的風險因子模型,並用加權回歸和時間序列回歸等方估計出了不同證券的各風險因子系數(類似於單指數模型中的系數) ,據此,即可衡量出一個包括n只股票的組合的風險_ p ~ 2和收益r _ p 。
  3. Besides, of the several algorithms those have been proposed in the literature for solving the transportation problem, previous computational results indicated that the primal algorithm ( modi method ) is more efficient, so we have compared the amedv versus the modi method. because very little experimentation was carried out on algorithmic techniques used in the codes of amedv, we have also performed a number of runs that test the overall solution time as the number of significant digits in each of the parameters is varied

    因為元素判別值分配是運輸問題引發出的求解新方,並且階石是目前解運輸問題的較快速解,所以特別針對運輸問題通過若干組有代表性的數據進行數值測試,在實際問題中對元素判別值分配與階石的演算執行時間,研究兩對演算執行效上的差別,並分析差別產生的原因。
  4. Heredity modes of 6 traits were studied by analysis of population genetics, by the method of family combination analysis, by the methods of proband ' s sib analysis, segregation analysis, the threshold model of polygenes, and analysis of typical family trees, according to the data of the 72 families. the relative importance between genetic and environmental effect on each character was evaluated by comparing the coherence of twins. gene frequencies of 5 genetic characters, calculated from han group in huhhot, were compared with other groups by u - test so as to study the population or nationality difference in heredity

    採用群體遺傳學分析、家系組合分析、先證者同胞、分離分析及多基因閾值模式分析方對所得家系資料進行了統計學分析,結合家繫系譜分析探討了上述6項特徵的遺傳方式;通過雙生子一致較,對上述特徵的遺傳與環境效應的相對重要性進行了評價;計算了呼和浩特市漢族群體5對遺傳性狀的基因頻,採用u與相關文獻報道的其他群體進行了較,探討了不同種族間或民族間的遺傳差異性。
  5. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了孔結構在當今國內外的研究現狀,包括混凝土測孔方的研究、孔結構模型的研究及孔結構與強度關系的研究現狀,介紹了孔結構研究方面的一些最重要的成果;第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理,並討論了水泥基多孔材料孔隙分析中常用的表徵參數,也說明了壓汞測孔對研究結果的影響因素,指出了壓汞在孔結構研究中的局限性;第三章是著重分析了孔隙與強度關系模型的發展歷程,並對已有的模型進行了較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了混凝土孔結構復合體模型和孔系統的物理模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的孔徑分佈與水泥含量等參數,實現混凝土理論強度的計算;第五章對第四章模型中出現的模型參數進行了相應的試數據對分析,根據回歸分析的方得到了反映基體強度特徵的k值,並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響,模型的正確性;第六章是結論與展望,根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。
  6. Taking the measure of uncorking on the steel tube and filling water before sand filling, the installation process of sand compaction piles is optimized, the installation parameters and testing rate under the near shore condition are confirmed, and the control and testing methods for the piles ' quality are summarized

    採取樁管壁開孔、先灌水后灌砂的方,優化了水上擠密砂樁的施工工藝;給出了在近岸無掩護、水流急的施工條件下的施工參數和,總結了沉樁定位、高程式控制制、灌砂等參數的控制措施和
  7. In the study of directional spectrum and reflection coefficient of multidirectional wave, firstly the wave elevation trains overlapped by the incident wave and the reflected wave of multidirectional wave are simulated in the method of a frequency corresponding to a direction. then the composed wave trains are analyzed respectively by the mbdm and the mmlm. during the numerical study, the input factors include the various wave parameters, the different measuring wave system and the various reflect characteristic

    在多向不規則波入射波方向譜和反射系數的分析研究中,利用方向頻對應模擬了多向不規則波入射波與反射波疊加的波面序列,將此合成波列分別應用mbdm和mmlm進行分析,通過輸入各種波浪參量、不同波浪測量系統和各種反射特性等因子,了mbdm和mmlm方的適用條件,對兩種分析方的性能進行了較分析。
  8. The influence of institutional power is exhibited through turn - type allocation and turn control strategies in the phase of turn development. the whole conversation goes mainly under question - answer adjacency pair. the differences and similarities of the turn - control strategies employed by the show hosts and the show guests have been investigated

    本文在定性分析的基礎上採用z - test了主持人使用各種放棄話輪、取得話輪的方的數量佔主持人總話輪的與嘉賓使用各種放棄話輪、取得話輪的方的數量占嘉賓總話輪的之間是否有顯著差異。
  9. These including : based on the reliability checkout of experiment data, the optimum fit of probability model by finite contrast method can be used to avoid type ii error and the estimation of distribution parameter with extended bayesian method to avoid the phenomenon that the results err from matrix owing to the lack of experiment data

    主要做了以下工作:在土工實數據進行可靠性的前提下,用優度的有限擬合概模型,可以避免納偽現象的發生:用經bayes方估計分佈參數可以解決由於實數據不足而可能導致的估計結果背離母體的現象。
  10. Z - tranformation augmented fasf algorithm proposed in the dissertation can reduce the search space of integer ambiguity effectively, improve the effiency and real - time processing ability of integer ambiguity resolution ; it is essential to analyse the reliability of integer ambiguity after it was fixed, the ratio test algorithm proposed in the dissertation can reduce the time to fix new integer ambiguity after wrong fixes are detected ; to reduce further the number of epochs required for ambiguity resolution, that the baseline length constraint information which acts as observables is used to do kalman filtering to speed up ambiguity resolution is proposed

    本文提出的z變換增強fasf演算能有效的減小模糊值搜索空間,提高整周模糊值解算的速度和實時性;整周模糊值確定后,需要對整周模糊值的可靠性進行分析,本文提出的測演算能有效的減少整周模糊值錯誤確定后整周模糊值二次解算所需要的時間;為了進一步減少整周模糊值解算所需的歷元數目,本文提出把基線長度先信息作為觀測量進行卡爾曼濾波輔助整周模糊值求解。
  11. Through forming a framework of domestic rate of cost, the thesis has analyzed the competitive advantages from three levels, resource allocation efficiency of fresh fruits, latent competitive advantages and protective level and distorting degree from the government firstly. then, the thesis post - analyzed and examined the comparative advantages of china ' s apple and orange with tsc and kca. it consider that apple, orange, pear in china gave higher competitive advantages but the competitive advantage of fruits is decreasing in general, mandarin orange and golden orange ' s export competitiveness is stronger while aurantium, lemon and bitter orange have no export competitiveness at all

    本文通過建立國內資源成本分析框架,應用國內資源成本分析( drc ) 、社會效益分析( nsp ) 、有效保護( erp ) ,從幾種鮮果生產的資源配置效,潛在的較優勢和政策保護水平以及扭曲程度3個層面對中國蘋果和柑橘的較優勢進行了事前分析;然後運用凈出口指標(貿易專門化系數, tsc )分析, 「顯性較優勢系數」 ( rca )分析對中國蘋果和柑橘的較優勢進行事後分析和
  12. The author has done much research work in examining the functions of raw materials, as well as making graph analysis of the raw material. as a result, achievement have been made : ( 1 ) making sure of the standard factor and t he best mixture proportion, ( 2 ) finding out the best way of measuring the index of the high performance concrete, ( 3 ) the endurance of this high performance concrete and the volume stability have been experimented ; ( 4 ) the great economic and social benifit are obtained by cost analysis

    其主要工作進行了各種原材料的性能並做出相應圖表分析;對摻超細礦渣粉末的高性能混凝土進行正交試,確定了主要水平因子和最佳配合;通過對高性能混凝土的耐久性試及高性能混凝土的體積穩定性試,確定測高性能混凝土耐久性指標的最佳方及高性能混凝土的熱脹冷縮和體積穩定性;通過對高性能混凝土的成本分析,確定摻超細礦渣粉的高性能混凝土其經濟效益和社會效益非常顯著。
  13. On the aspect of the research of the rcs computation methods, this dissertation did many work as : it discussed the application of the stationary phase method for the integral of the physical optics and gave the expressions of the stationary phase method based bezier surface for the perfect conduct and coated target ; focused on the application of the stationary phase method, it discussed some important techniques such as the searching of the stationary phase method and the handling of the singularity ; it also discuss the application of the gauss method for verifying the correction of the stationary phase method, and gave their compares of the efficiency and the precision

    在rcs演算研究方面,本文做了以下研究:討論了在bezier曲面上物理光學積分的駐相求解,給出了bezier曲面上理想導體和塗敷目標駐相公式;圍繞駐相的應用,討論了駐相應用中的一些關鍵的技術問題,包括駐相點的搜索、駐相的奇異性;為了駐相的精度,還討論了gauss積分的應用,給出了兩種方計算效和精度的較。
  14. Abstract : it is essential to research radar clutter with non - gaussian spectrum and non - r ayleigh distribution in modern radar design. based on spherically invariant rando m process ( sirp ), this paper applies a new algorithm to model the clutter with k d istribution in amplitude and any power density spectrum. at last it is proved tha t thi s method is correct and applicable with real simulative clutter and statistical detection result

    文摘:研究並模擬具有非瑞利幅度分佈和非高斯功譜的雷達雜波是現代雷達信號處理中的一個重要的研究課題.文中基於球不變隨機過程( sirp )的建模方,針對實地採集的幅度滿足k分佈並具有有理功譜的高解析度雷達雜波,運用現代譜估計演算對其進行建模和模擬,並以模擬雜波與實際雜波的數據對和統計的結果對該方進行了
  15. We also find that bp neural network model overwhelms logistic regression model in prediction accuracy in sample part and has a accuracy of 95 % one year before financial distress. but bp neural network model have the similarity accuracy in test part with logistic regression model

    較兩種方,發現bp神經網路模型對樣本組的預測能力好於logistic回歸模型,且對沈陽市國有企業發生財務困境前一年的預測準確高達95 % ;但對組的預測效果同logistic回歸模型相當。
  16. We compare the financial rates between the enterprise of financial distress and non - financial distress and use logistic regression and bp neural network to found models of financial distress. we also predict the financial distress of test part with the models that we just found and compare accurate rates

    接著對樣本組企業的財務指標先進行較分析,然後利用logistic回歸和bp神經網路兩種方建立財務困境預警模型,並對組用財務困境預警模型進行預測,最後較樣本組和組的預測準確
  17. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,根據實結果分別建立了以h和c為自變量的生物質能量預測經公式,並通過r _ ( 0 . 05 );為閃速熱解液化裝置能量轉化計算和生物質能量利用計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實,根據實數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分和p函數對其動力學參數進行了求解,解析出各種生物質的頻因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑進行了實觀察和測定,得出生物質的長徑( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功計算方及臨界轉速理論等。
  18. Based on comparison of several technical schemes, the method of sand bedding pre - elevating and step water - filling pre - compressing is adopted. so the dissertation is consist of two parts : ( 1 ) the applicability study for the method of sand bedding pre - elevating and step water - filling pre - compressing, including numerical analyses for the thickness of sand bedding, the consolidation, settlement and stability of foundation, drainage, possibility of foundation liquefaction under seismic loading, et al. ( 2 ) monitoring at construction stage and checking the effect of foundation treatment, including the measurements of the settlement velocity and non - uniform settlement of ring beam under the tank, pore pressures and horizontal displacements in foundation, the pressure distribution at the bottom of oil tank and the strength increase of soils

    通過多種技術方案較,最終選擇了技術先進的砂墊層預抬高分級充水預壓,論文工作主要由以下兩部分組成: ( 1 )砂墊層預抬高分級充水預壓的適用性研究,其中包括砂墊層厚度、地基沉降與固結度、地基穩定性、降水、地震作用下砂土液化的可能性等方面的計算分析; ( 2 )施工監測與地基處理效果,其中包括油罐環梁基礎沉降速與不均勻沉降程度、各分級充水加載階段地基超靜孔壓與深層水平位移、油罐底板壓力分佈及地基土強度增長等方面的實測與數據分析。
  19. Based on analysis and comparison of existing test data applied to existing ultimate strength prediction models, interfacial stress at the end of plate is deduced. after formulas for calculating the effective moment of inertia for frp - strengthened beams being revised and adjustment coefficient related to nominal main steel reinforcement ratio and curtailment length ratio being put forward, strength prediction formulas of compound beams under plate end debonding failure are established. in analysis of strength of compound beams under intermediate crack induced interfacial debonding failure mode, several bond strengths and their relation are introduced

    對于板端剝離破壞,在總結現有承載力模型的基礎上,利用已有試數據對各承載力計算公式進行了分析較,進一步採用分階段分析,推導了板端界面應力的計算公式,在此基礎上,採用加固復合梁有效慣性矩的修正公式,建立了考慮名義配筋和板端偏移影響的板端剝離破壞梁承載力的計算公式;對于跨中受彎裂縫導致的粘結破壞,闡述了常見的幾種粘結強度之間的區別和聯系,並基於拉剪粘結強度,提出了跨中受彎裂縫導致粘結破壞的承載力計算公式,並利用現有試結果確定了模型中的一些參數;最後,利用試數據對本文建立的兩種粘結破壞承載力計算公式進行了,結果基本吻合。
  20. The minimum square method was used in regressing analysis for the result of treatment in a supposed distribution function, the " d " examination method was used for weibull distribution and index distribution, and obtained the distribution type in the life of the main shaft bearings, appraised the reliability life, the mean life and the reliability in 500hours of the main shaft bearings with theoretical distribution function

    用殘存、平均故障和累積故障對主軸軸承可靠壽命進行了評估,用最小二乘對現場數據統計處理結果進行了假設分佈的回歸分析,並用d對威布爾分佈和指數分佈進行了分佈,得出主軸軸承壽命分佈類型。利用理論分佈函數,對主軸軸承可靠壽命、平均壽命、 500小時的可靠度進行了評估。
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