single factor method 中文意思是什麼

single factor method 解釋
單因子法
  • single : adj 1 僅只一個的,單獨的;單式的;【植物;植物學】(花等)單瓣的;【無線電】單工的,單次的。2 獨...
  • factor : n 1 〈英國〉經銷人;(代客買賣收取傭金的)經紀人;代理商;代辦人;〈蘇格蘭語〉 土地經管人。2 要素...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. This experiment passing to grope for the carbon source constitutes of the culture medium and using t. reesei rut c - 30 induced the expression of # - mannanase ( # - 1, 4 - mannan mannohydrolase ec 3. 2. 1. 78 ). in this experiment i put the constant carbon source ( lactose and locust bean gum ) in the foundation culture medium ( mandels nourishment liquid ) of t. reesei rut c - 30, then proceeded the variable carbon source ( dragon spruce fiber, com rush pith fiber, wheat straw fiber, wheat straw xylan, corn rush pith xylan, dragon spruce mannan ) to single factor, double factor, three factor, four factor and five factor orthogonal experiment. 1 determined the activity of p - mannanase using locost bean gum as substract by the 3, 5 - dinitosalicylic acid method, and observed the growing situation of the gernic at the end i selected the directions for the inducement expression of the # ? mannanase from trichoderma reesei rut - c30 that contained the dragon spruce fiber, wheat straw xylan, dragon spruce mannan

    在里氏木霉rutc - 30的基礎培養基( mandels營養液)中加入固定碳源乳糖和槐豆膠,然後將可變碳源(雲杉纖維、玉米芯纖維、麥桿纖維、麥桿木聚糖、玉米芯木聚糖、雲杉甘露聚糖)進行單因子、雙因子、三因子、四因子、五因子的里氏木霉rutc - 30正交培養實驗,並以槐豆膠為底物用3 , 5二硝基水楊酸法測定培養液中?甘露聚糖酶的活力。從而確定了酶活最高且菌體生長良好的含雲杉纖維、麥桿木聚糖和雲杉甘露聚糖的誘導培養基為最佳培養基,用該培養基培養的里氏木霉( t . reesei ) rutc - 30使其轉錄的-甘露聚糖酶( - 1 , 4 - mannanmannohydrolaseec3 . 2 . 1 . 78 ) mrna量能夠滿足rt - pcr的要求。
  2. An idea, simulating the fuzzy model by establishing the fuzzy model and fuzzy control rule of the controlled object is proposed. generally, it is difficult to acquire the accurate mathematical description of the controlled object. a dynamic modulating factor is introduced in the designing of the fuzzy controller so as to improve the precision of the fuzzy control. and a more convenient defuzzify calculation method is adopted. the cart and the single inverted pendulum are taken so as to illustrate the simulation result. in addition, the detailed qualitative analysis of the fuzzy system is achieved. a kind of common method of qualitative analysis is proposed. it can be used to analyse the fuzzy system and describe the behavior of the system state precisely in the phase plane. the simulating results illustrated the method is feasible and available

    提出了在難以精確描述控制對象數學模型的情況下,通過建立控制對象的模糊模型來確定系統的模糊控制規則,並對模糊系統進行模擬分析的思想.利用連續系統定性分析的思想,提出一種對模糊系統進行定性分析的可行方法,在相平面內較為準確地刻畫模糊系統的動態行為.在模糊控制器的設計中,引入動態調節因子來提高模糊控制的精度,並採用了一種便於實際運算操作的解模糊運算方法.在一種簡單的控制對象情況下進行了具體的模擬計算,得到較理想的控制效果.此外對具有精確數學模型的一級倒立擺系統進行此種模糊控制,亦取得很好的模擬結果
  3. The system is different from traditional silicon controlled dephasing method, such speedy modules as whole controlled electric and electronic equipment igbt and high frequency pwm controlling methods are employed, and the voltage of exchanging power supply of motor of beam pumping units can be controlled automatically, so there is no problem of power factor being decreased brought by silicon controlled phase single controlled, power factor in power net of beam pumping units " motor is enhanced really

    由於雙管齊下,電機電網側的功率因數得到了大大提高。與傳統的可控硅移相控制方式不同,本系統採用全控型電力電子器件igbt等快速模塊及高頻pwm控制方式,對抽油機電機的交流供電電壓進行自動控制,不存在可控硅相控角所帶來的功率因數變差的問題,真正提高了抽油機電網側的功率因數。
  4. When the water - air ratio increases, air ' s changing quantity of enthalpy and absolute humid will be enhanced. at last, the paper analyses the data from single factor experiment by mathematics method and gets relationship formulas about the nozzle flux, valid humidifying quantity and air ' s enthalpy changing quantity

    最後,對上述單因素試驗得到的數據進行數學分析,運用線性回歸分析、多項式回歸分析和非線性回歸分析的數學方法,得到影響撞針型高壓小孔徑離心式噴嘴的噴嘴流量、有效加濕量和空氣焙變量的數學關系式。
  5. Based on the analysis of sedimentary facies in individual wells and the correlation of three cross sections of sedimentary facies, it is elaborated that sedimentary facies of jianglingjiang formation are vertically and laterally developed within qianwei area. by the method of single - factor analysis, it is pointed out facies distribution of four key formations after thorough study of four geologic factors that could embody sedimentary environment and facies, that is the thickness of formation, grainstone and dolostone, and lithofacies. with the above results, combining with reservoir and structural features, of which the emphasis is the reservoir characteristics of different rock and microfacies types, it is pointed out favorable reservoir zones, by the method of multi - factors superposition

    採用單因素分析法,選取並研究地層厚度、顆粒巖厚度、白雲巖厚度和區域巖相等四種能反映沉積環境和沉積相的地質因素,指出了四個重點層段的沉積相平面分佈特徵;根據沉積相的研究成果,結合儲層特徵和構造發育特徵,著重討論了不同巖石類型和微相類型的儲集特徵,採用多因素疊合法對犍為地區嘉陵江組有利儲集相帶進行了預測,指出了有利儲集相帶的分佈。
  6. The studies of in - layer heterogeneity are as follows : the text depicts the characteristics of heterogeneity by calculating the coefficient of variability, kmax / k and k. max / k. min of sand layers of different sedimentous microfacies ; divides interlayer into two types, and counts their numbers, thickness, frequency and density of a single sand layer according to the characteristics of lithology and logging, finally summarizes the characteristics of interlayer distributing ; sets up five in - layer heterogeneity models and points out that the primary models are model a and c. the studies of between - layer heterogeneity are as follows : the text depicts sand layers " growth and distributing conditions by calculating the lamination factor, sandstone density and overlap coefficient ; makes certain the lithology and thickness of interlayer by the method of contrasting the typical curves

    層內非均質性研究,通過計算不同沉積微相砂體滲透率的變異系數、突進系數以及級差來說明主要儲集微相的非均質特徵;據巖性及電性特徵,將層內夾層分為兩類,統計單砂層段內夾層的個數、累積夾層厚度、夾層頻率及夾層密度,並且根據夾層頻率及密度平面分布圖統計出每層的頻率相對高值區和低值區,總結夾層分佈特徵;根據物性參數隨深度的變化趨勢建立了五種儲層層內物性非均質模式,指出研究區內以a型和c型模式為主。
  7. In this paper, we first analyze each factor of influencing threshing performance, and deficiency of all traditional methods such as single factor, orthogonal experiment, variance analysis and regression analysis, which have been used to study the threshing performance. in the basis of above analysis, we propose a new method of threshing performance modeling - a bp neural network. by use the new ways of threshing performance modeling - a bp neural network, we can obtain the optimum model of threshing performance, which can better describe the seed - husking plant ' s feature of complex nonlinear, multi - input - output and indefinite

    本文首先分析了影響脫粒裝置性能的各個因素以及傳統研究脫粒性能的各種方法如單因素法、正交試驗法、方差分析法以及回歸分析法的缺陷,在此基礎上提出了採用bp神經網路對脫粒裝置性能模型進行優化,採用這種方法優化脫粒裝置性能模型可以更好地刻劃脫粒裝置所具有的多輸入多輸出、復雜非線性以及不確定性等特徵。
  8. Secondly, according to the requirement of the parametric sensitivity analysis, the method based on orthogonal experiment is chosen to cope with the difficulty of obtaining the sensitivity analysis through the partial derivative of explicit function. and it also overcomes the traditional single factor cyclical method ' s shortcoming ? impossibility to analysis interactional factors. furthermore, some significative conclusions are acquired from the sensitivity analysis

    其次根據軌跡優化問題靈敏度分析的需要,選取基於正交試驗的靈敏度分析方法,解決了軌跡優化問題沒有顯函數,無法通過求其偏導數獲得靈敏度的難點,同時克服了傳統的單因素輪換法對該類問題進行靈敏度分析帶來的弊端? ?無法對有相互作用的因素進行靈敏度分析,並通過對軌跡優化問題進行靈敏度分析,得出了一些有益的結論。
  9. The characteristics of this method includes establishment of the evaluation sets of the membership functions for single - factor, determination of the weight value sets of each factor by analytic hierarchy process, usage of the weighted average model as a comprehensive evaluation model. and industrial buildings ' quality classification through maximum membership degree method or approach degree method

    其特點是:用單因素隸屬函數建立評價集;用層次分析法建立權重集;採用加權平均模型為綜合評定模型;用最大隸屬度法和貼近度法綜合劃分廠房質量等級。
  10. Compared with the traditional development, sustainable development has three obvious characteristics, namely realized " three - big basic transition " : in people ' s social life, realized the transition of paying attention to quantity to paying attention to quality ; at social development strategies, realized the transition of laying particular emphasis on development content to laying particular emphasis on the developing ability ; on the method of social development, turned to the form tower from the single factor

    與傳統的發展觀相比,可持續發展具有三個明顯特點,即實現了「三大根本轉變」 :在人的社會生活方面,實現了由注重數量向注重質量的轉變;在社會發展戰略上,實現了由側重發展內容到側重發展能力的轉變;在社會發展方法上,由單因素轉向格式塔轉換。
  11. On the basis of all kinds of stratigraphic and petrologic data of outcrop and well sections, the maps of single factors and sedimentary facies of the paleocene - eocene, oligocene and miocene were compiled with the single factor analysis and multifactor comprehensive mapping method proposed by professor feng zengzhao

    摘要根據柴達木盆地北緣露頭剖面、鉆井剖面的地層學和巖石學研究所取得的各種定量及定性資料,採用馮增昭教授倡導的單因素分析多因素綜合作圖法,編制了柴達木盆地北緣結綠素紅山地區古新統始新統、漸新統和中新統的各種單因素圖和沉積相圖。
  12. Followed this purpose, the paper used the orthogonal design method, combined the materials and the mathematical statistics knowledge, analyzed the range of intensity and anti - frozen as well as action mechanism contrastively under the single factor function and the multi - factors correlation. proposed that when we mixed two or more extra materials into concrete, we cann ’ t purely increase the quantity of the one to enhance some concrete ’ s performances, which guided by the single factor function. on the contrary, we determined the quantity of this kind of extra material must by the conclusion of specific experiment under the multi - factors correlation

    圍繞這個目的,論文採用正交設計方法,結合材料學和數理統計學知識,對單因素作用下和多因素交互作用下混凝土強度及抗凍性的變化幅度及作用機理進行了對比分析,提出在混凝土中摻入兩種或兩種以上外摻料時,不能單純以單因素作用下的實驗結果作為指導,用提高某一種外摻料的摻量來改變混凝土的某項性能時,必須以具體試驗得出的結論來判定該種外摻料的用量。
  13. The combination of comprehensive safety factor method and reliability method is much advantageous than the single safety factor method in the analysis of slope stability

    綜合安全系數和可靠度方法進行邊坡穩定分析比單一採用安全系數法具有明顯優勢。
  14. Secondly, this thesis evaluates some main theories and method about market risk measurement. such as mean - variance criterion of markowitz and risk decentralization principal, single - factor model, multifactor model, down - risk model, black - scholes model and var model based on the calculation of loss. it also discusses the suitable conditions and defects of every theory and method, and think that var is a more perfect method for risk measurement by comparison

    其次,評價了有關市場風險度量的一些主要理論和方法,如markowitz的均值?方差準則和風險分散原則、 capm模型和風險的市場因素模型、單因素模型、多因素模型、 downside - risk 、期權定價理論和現代基於損失計量風險的var等風險度量理論,並討論了各種風險度量方法的具體適用條件及相應的缺陷。
  15. Clarification and specification of the evaluating factors form the basis to use matrix operation, synthesizing each grade in every single factor and this produce an overall grade to the subject comprehensively. several examples have been given in order to show how to use the method for evaluating the students " achievements with ambiguous property

    在這個過程中,對模糊綜合評判的基本步驟進行了分析,詳細研究了模糊綜合評判的實施過程,對一級、多級模糊綜合評判,以及不同評判方式中不同的評價原則進行了分析,並結合具體的示例闡明了其在網路教育中的學生素質評價的應用。
  16. A. niger m - l which was screened in our laboratory produced a strongly a - transglucosidase. in this paper, studies on the fermentation conditions, purification and characterization of a - transglucosidase and its necessary groups was carried out in this dissertation. the main reports were as following : the fermentation conditions in shaking flasks were investigated by the method of single - factor analysis, the suitable main medium was achieved : which contained 4 % a, 2 % b and 1 % g ; the a. niger m - l was inoculated into 100ml medium in flask, shaking in 33 c at 140r / min for four days, with initial ph6. 5 and 6 % inocula volume ; adding 0. 1 mmol / l methyl a - d - glucopyranoside had inductive effect on enzyme formation, the a - transglucosidase activity amounted to 296. 05u / ml

    本研究以黑麴黴m - 1為出發菌株,對其-葡萄糖轉苷酶的產酶影響因素、純化、酶學性質以及必需基團進行系統的研究,結果如下:通過對影響黑麴黴m - 1產-葡萄糖轉苷酶的單因素分析,得液態發酵生產-葡萄糖轉苷酶的最適產酶條件為: 4 a , 2 b和1 g ;在33 ,起始ph值為6 . 5 ,轉速為140r min ,接種量為6 ,裝液量100ml條件下,發酵4 . 0d ,酶活力達296 . 05u ml ,添加0 . 1mmol l的酶作用底物甲基- - d -葡萄糖苷對產酶的誘導作用最大。
  17. Maximum pseudo - likelihood method is used to estimate the coefficient functions in the diffusion of single - factor interest rate models

    摘要本文用極大擬似然估計法估計了中國銀行間市場七天拆借利率擴散模型的參數。
  18. In order to discuss the similarities and differences of the interaction in different terms, adopt single factor alteration method to analyze it more in the paper. discuss the influence each factor alteration makes the horizontal displacement and stress of stabilizing pile from three aspects, earth parameter of sliding plane ( c 、 ), anchor cable parameter ( pres - tress 、 stiffness ), pile parameter ( burying deep 、 space between ), ascertaining the main factors that influence stabilizing pile with anchor cable

    論文中主要從滑裂面土體的抗剪強度參數( c 、值) 、錨索的參數(錨索預應力大小和錨索的剛度)和樁參數(樁的埋深和樁間距)三個方面來討論每個因素變動對樁身水平位移和兩側結點應力的影響,從而確定影響錨索抗滑樁的主要因素。
  19. In the modeling, the paper has replaced the original single - factor model with multi - factors expenses model ; in the solution, the paper has used the spsa and 2spsa algorithm, and proposed one kind " punish function method with absolute value " to transform optimization problems

    在建模方面,提出一種多元費用模型,代替了原有的一元模型;在求解方面,採用了最新的spsa演算法和2spsa演算法,並提出了一種「絕對值罰函數法」用來轉化最優化問題。
  20. Comparing the results by synthesizing method to those by single principal components analysis or by single factor analysis, we can see that synthetical application of two assessing methods eliminates the one - sideness of single assessing method, and the results are more comprehensive and objective

    對比單獨用主成分分析方法和單獨用因子分析方法所得結果,可以發現主成分分析和因子分析的組合運用在某種程度上克服了單一評價方法的片面性,評價結果更為客觀。
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