orthogonal experiment 中文意思是什麼

orthogonal experiment 解釋
正交試驗法
  • orthogonal : adj. 1. 直角的,互相垂直的;正交的;直交的。2. (統計數字)互不相關的。
  • experiment : n 實驗;試驗;嘗試 (of) a scientific experiment 科學試驗,科學儀器設備。 a new experiment in ed...
  1. The results showed that : adding tryptone, soy peptone. beef extract, com extract and cys - hcl to jaj could obviously promote the growth of blm and bbm ; by the orthogonal experiment of three elements and three levels, a satisfying jaj compound medium was acquired which included corn extract ( 0. 3 % ), soy peptone ( 0. 05 % ) and cys - hcl ( 0. 025 % ). nextly, after establishing a selective bifidobacterium medium, the effects of jaj on the growth of bifidobacteria in vivo were studied, using healthy mouse of kunming species as experimental animal

    研究了以菊芋汁為主要原料的雙歧桿菌培養基,大量試驗結果表明,在菊芋汁中添加胰蛋白腖、牛肉膏、大豆蛋白腖、玉米漿和半胱氨酸鹽酸鹽等成分,對雙歧桿菌有明顯的促進生長作用;利用大豆蛋白腖、玉米漿和半胱氨酸鹽酸鹽設計了三因素三水平的正交試驗,確定了菊芋汁復合培養基的優化配方:菊芋汁+ 0 . 3玉米漿+ 0 . 05大豆蛋白腖+ 0 . 025半胱氨酸鹽酸鹽。
  2. On the basis of single factor experiment, 3 factors 3 levels orthogonal experiment was adopted to study impact of bean dregs powder, linseed oil, xylitol syrup on peel quality and tea powder, bean dregs powder, butterine on stuffing quality

    實驗在單因素基礎上採用3因素3水平正交實驗研究了豆渣粉、亞麻油、木糖醇糖漿對月餅皮品質的影響以及茶粉、豆渣粉、人造奶油對月餅餡料品質的影響,並對其理化指標,營養素組成進行分析。
  3. In this paper, glycidyl ether, which was high epoxide value and low viscosity, was synthesized from 2 - trimethylene glycol, epichlorohydrin and the normal butyl alcohol by phase transfer catalyst based on the orthogonal experiment design

    摘要採用1 , 2 -丙二醇、正丁醇和環氧氯丙烷為原料,在相轉移催化劑的作用下反應,通過正交實驗合成了的高環氧值、低粘度的混合醇縮水甘油醚。
  4. 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。
  5. Using contrast and orthogonal experiment methods, the effect of electrolyte formulae for varied concentration of cr03 and technology of chromium plating on coating property was studied systematically in this paper. primary factors and their interrelations, which influence the brightness of coating, the current efficiency, dispersion ability and sedimentation velocity of electrolyte were discovered

    本文採用對比試驗和正交試驗等方法系統地研究了低、中、高三種不同鉻酐濃度的鍍鉻液組成和鍍鉻工藝對鍍鉻層性能的影響,找到了影響鍍層光亮度、鍍液電流效率、分散能力和沉積速度的主要因素及其相互關系。
  6. The study on the extracting flavonoids from zingiber officinalerocs with orthogonal experiment

    正交法提取鮮姜中黃酮的研究
  7. This paper discusses the acid rinsing process in flax tow pre - treatment technology, and compares the influence degree among the three factors which are acid concentration, processing temperature and time in acid rinsing process by means of the unifactor experiment and orthogonal experiment, finally decides the optimized process

    摘要對亞麻短纖前處理工藝中的預酸處理工序進行了研究,採用單因子實驗及正交實驗,比較酸濃度、處理溫度、處理時間對預酸處理效果的影響程度,並得出最佳處理工藝。
  8. The result of orthogonal experiment and secondary regression experiment on the bionic disk plows indicates that the bionic non - smooth partial sphere structure cell can decrease resistance by almost 30 % than common plow in the condition that the structure and distribution combine rationally. therefore, the bionic design and experiment research on disk plows is very significant

    仿生圓盤犁刀的正交試驗和二次回歸試驗結果分析表明,如果圓盤犁刀的仿生非光滑球冠結構單元的結構參數和分佈組合搭配合理,仿生圓盤犁比普通圓盤犁可減少阻力約30 ,因而本文對圓盤犁刀進行仿生設計與試驗研究是非常有意義的。
  9. This article describes the development process of surrogate models and introduces some experiment design methods and approximation approaches that can be used for a mdo surrogate model, they are full factorial experiment design, orthogonal experiment design, uniform experiment design, central - composite experiment design, and polynomial response surface method, kriging method, radial basis function method and artificial neural network

    為此本文中分別介紹了正交試驗,均勻試驗以及中心復合試驗等幾種試驗設計方法,以及多項式響應面, kriging ,和徑向基函數等幾種數學近似方法。並且通過構造描述機翼展向升力分佈的代理模型,對上述幾種方法作了對比分析。
  10. So, the research about fireproofing coating of tunnel has a very great society and economy value. this paper investigated the prescription of tunnel fireproofing coating by contrasting experimentation and orthogonal experiment. then, the function of the matrix, dispersant, vesicant material and compound filling in coating produce was discussed by test result

    採用對比試驗、正交試驗等方法研究了隧道防火塗料配方,並通過試驗研究了隧道防火塗料配方的主體及粘結劑、分散劑、發泡材料、復合填料等主要配劑對材料的性能的影響。
  11. Study on the optimized technology of hot air drying for garlic slices with orthogonal experiment

    正交實驗法優化大蒜片熱風乾燥工藝的研究
  12. As to the work about experiment study, at first, the paper makes certain the prominent affecting factors to the automating and humidifying property of this kind of nozzle by orthogonal experiment. by jicha analysis method and fangcha analysis method, the paper got that the nozzle aperture, the initial water temperature and the spraying pressure have prominent effect to the humidifying property while the effect of the original air state is small

    試驗工作方面,首先通過正交試驗確定對撞針型高壓小孔徑離心式噴嘴霧化加濕性能影響顯著的因素,運用極差分析法和方差分析法,得到噴嘴孔徑、噴水初溫和噴水壓力對噴嘴的加濕性能影響顯著,而待加濕空氣初狀態的影響相對較小。
  13. 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。
  14. Optimize extraction process of breviscapine by orthogonal experiment

    正交試驗法優選燈盞花素的提取工藝
  15. An experiment was conducted to study the effects of hot - pressing temperature on properties of wheat straw - plastic composites made from wheat straw and recycled polyethylene ( pe ) using isocyanate as adhesive through multi - factor orthogonal experiment and single - factor experiment

    摘要通過正交試驗和單因子試驗,以麥秸和廢舊聚乙烯塑料為原料,使用異氰酸酯膠黏劑壓制麥秸塑料刨花板,分析熱壓溫度對麥秸聚乙烯復合材料性能的影響。
  16. Then, we establish the finite element analysis models of the antenna in different structure layout, and obtain the corresponding frequencies and model shapes. finally, according to the importance of each object, we set up the model of multiple objects that aims to maximize the first natural frequency and minimize the mass. combining orthogonal experiment and variant weighting coefficient method, we formed an effective multiple objects optimized algorithm basing on the neural network and genetic algorithm

    本文首先詳細的敘述了天線結構的各組成單元,闡明了天線反射拋物面的形成原理;然後在ansys軟體環境中建立了不同結構布局下天線的有限元分析模型,分析計算了各種情況下天線的的固有頻率與振型;最後依據天線各指標的重要性,建立了以一階固有頻率最大、質量最小為目標的天線結構多目標優化設計模型,並基於神經網路和遺傳演算法,結合正交實驗和變加權系數技術,形成了一種有效的多目標優化演算法,在matlab平臺下實現了天線的結構多目標優化設計計算程序,求得了天線的最佳結構參數。
  17. The performance of vibration and movement of seedlings is validated in the whole vibration plate simulation. an orthogonal experiment is designed for analyzing the effect that the four parameters ( f, co, a, k ) act on horizontal and vertical velocity of seedlings

    首先驗證虛擬模型的振動性能與物理原型基本相符,進一步採用正交試驗,考察四個因子(激振頻率山、激振力幅值f 、彈簧剛度k及彈簧傾角)對缽苗推送速度的影響。
  18. 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。
  19. Through multi - factor orthogonal experiment, wood fiber / plastic composite was manufactured to study the effects of polypropylene content on properties of wood fiber / plastic composite by using wood fiber and recycled polypropylene ( pp ) and mdi or ma as coupling agent

    摘要通過正交試驗,以木材纖維和廢舊聚丙烯塑料為原料,異氰酸酯或馬來酸酐作偶聯劑,壓制木材纖維聚丙烯復合材料,研究聚丙烯(簡稱pp )用量對木塑復合材料性能的影響。
  20. A test system was developed and an l9 ( 3 ^ 4 ) orthogonal experiment design was used to test the pump efficiency under different flow rates, lifts, electric voltages and currents

    並設計了試驗系統,採用l9 ( 3 ^ 4 )正交試驗,以離心式水泵效率為試驗指標,進行了離心式水泵的流量、揚程、電壓和電流的測量。
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