orthogonal test 中文意思是什麼

orthogonal test 解釋
正交試驗
  • 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。
  • test : n 1 檢驗,檢查;考查;測驗;考試;考驗。2 檢驗用品;試金石;【化學】試藥;(判斷的)標準。3 【化...
  1. The optimum condition for synthesis of ethyl acetate catalyzed by expansible graphite was investigated through orthogonal test

    摘要通過正交實驗研究了可膨脹石墨的催化合成乙酸乙酯的最佳條件。
  2. In this paper, the effects of fly ash, cement, lime, fine sands, foam agent, w / c ratio and additional agent on foamed concrete were studied by experiments, the best combination ratio of fly ash foamed concrete whose density varies from 551kg / m3 to 650kg / m3 was obtained through orthogonal test design, the foam agent quantity and the fly ash quantity effect the fly ash foamed concrete greatly, so the author selected them as independents to establish duality linear regression equations, the equations were quite ideal through the test of model summary r. moreover, the author also did some experiments about the water resistance of magnesium oxychloride cement fly ash foamed concrete, the outcome showed that phosphoric acid has good effect on water resistance, and its appropriate quantity was found

    本文通過試驗研究了粉煤灰、水泥、石灰、細砂、發泡液、水灰比及外加劑對粉煤灰發泡混凝土性能的影響,採用正交設計試驗方法得出了600級粉煤灰發泡混凝土的最佳配合比,同時發現發泡液和粉煤灰摻量對發泡混凝土的影響最為顯著,因此,以二者為自變量建立了二元線性回歸方程,通過全相關系數的檢驗發現方程較為理想。此外,還對氯氧鎂水泥基粉煤灰發泡混凝土的耐水性進行了相關實驗,發現磷酸有較好的耐水性效果,同時找到了其合適的摻量范圍。
  3. Based on orthogonal test, the factors influencing the synthesis of di - n - propyl phosphite, such as reaction temperature, reaction time and molar ratio of reactant, were investigated

    通過正交優化試驗,考察了溫度、時間和物料配比對二正丙基亞磷酸酯的合成收率的影響。
  4. The contributions of these factors and their reciprocal actions affecting deformation and strength are ascertained by the way of orthogonal test interpretation. the effective ways of reducing expansiveness, collapsibility and that of enhancing strength of expansive soil are proposed

    利用正交試驗的數據分析法確定以上因素及其交互作用對加水變形和強度的貢獻大小,提出減少膨脹土膨脹性、濕陷性以及提高強度的方法。
  5. Orthogonal test for the effect of alcohol extracting process to total flavones contents from cuscuta seeds

    正交試驗法優選菟絲子總黃酮提取工藝
  6. Methods with the content of the gentionpicrin as the index, the orthogonal test method was used for studying the effect of four factors ( alcohol concentration, the amount of alcohol, digestion times, extracting time ) on extracting rate

    方法:採用正交試驗法,以龍膽苦苷為檢測指標,用正交試驗考察4種因素(乙醇濃度、溶媒用量、浸提次數、提取時間)葉其含量的影響。
  7. By determining technological parameters of epoxy insulation parts impregnated by 7122 - 1b - f electric varnish, technological process and analysis method of orthogonal test design are presented in this paper

    本文通過確定7122 - 1b - f絕緣漆浸漬環氧絕緣零件的工藝參數,介紹了正交試驗設計的工作流程和分析方法。
  8. In order to study the influence factors of aoa of rose flowers, the effects of drying and extraction methods on the aoa of rose flowers were investigated. the results indicated that drying after high - temperature short - time pretreatment was rather effective to maintain their aoa ; the aoa of water extracts was stronger when the temperature was raised from 25 to 100 ; by using orthogonal test, the optimum extraction conditions of rose flowers were : solvent - 75 % ethanol ; ratio of material and solven - 1 : 10 ; extraction times - three times with 24 h at one time, at the room temperature. the extracts obtained by 75 % ethanol were fractionatedly extracted with petroleum, diethyl ether, ethyl acetate and n - butanol in turn, and the various fractions " aoa were analyzed

    為了探討玫瑰花抗氧化活性的影響因子,比較了不同乾燥方法、提取方法對其抗氧化活性的影響,發現:經短時高溫處理后再進行乾燥有利於較好地保持玫瑰花的抗氧化活性;以水作溶劑提取時, 25 100范圍內水提液的抗氧化活性隨著溫度的升高而增強;通過正交實驗篩選得到常溫下玫瑰花抗氧化活性物質的最佳提取方法為: 75乙醇為溶劑,液料比1 : 10 ,提取3次,每次24h ; 75乙醇提取物依次用石油醚、乙醚、乙酸乙酯、正丁醇等有機溶劑進行兩相分部萃取,發現玫瑰花的抗氧化活性物質主要存在於乙酸乙酯部,說明玫瑰花抗氧化活性主要成分可能是單寧類、黃酮苷類和原花色素類化合物; 4
  9. The orthogonal test shows the ordinal size that every agent influence filterability is l / dio - rate of filtration - filtration - supporting agents

    通過正交試驗得出了各因素對過濾性能影響的大小順序為: l d _ ( 10 )助濾劑濾速。
  10. Application of this new style, and using of orthogonal test, we make a lot of researches over coal gangue cement stabilized soil, coal gangue fly ash cement stabilized soil, synthesis stabilized soil, and then get optimization recipe which can be applied in road engineer

    應用這種新型固化劑,並採用正交試驗設計方法,分別對煤矸石水泥穩定土、煤矸石粉煤灰水泥穩定土、綜合穩定土等進行了大量的試驗研究,獲得了可應用於道路工程的優化配方。
  11. Optimum extracting technology of wikstroemia indica by orthogonal test

    正交試驗優選了哥王的提取工藝
  12. Studies the impact of nozzle aperture, initial temperature and pressure of spray water and initial air state on humidifying effects based on an orthogonal test

    摘要通過正交試驗確定了噴嘴孔徑、噴水初溫、噴水壓力及空氣初狀態對加濕效果影響的顯著程度。
  13. Preparation of road coating by orthogonal test

    道路標線塗料的正交試驗研究
  14. Aimed at developing a set of methods efficient in inducing the hairy roots with agrobacterium rhizogenes from trichosanthes bracteata voigt to meet needs for hairy roots for bioreactor culture research and application ; and also in order to investigate the roles of explants, agrobacterium rhizogenes, affecting factors and their magnitude and the underlying mechanism in the transformation, therefore to determine the optimum explants, pre - culture time, tested strain concentration, infection time, co - culture time, affecting factors and their effects working together and to obtain the optimum transforming condition by performing orthogonal test, this project was launched. with cotyledons and stems from trichosanthes bracteata voigt plantlets as explants, agrobacterium rhizogenes r1601 and r1000 as infection agents, transformation was performed using different methods and under various circumstances

    為了建立一種有效的誘導大苞栝樓發根的方法及其發根培養體系,以適合於發根生物反應器擴大培養研究和應用基礎的需要;本研究對誘導發根的外植體在發根農桿菌和環境因子等影響作用下進行發根的誘發及其可能的機理進行探討,從而找出用於發根誘導和培養的最佳外植體、預培養時間、發根農桿菌濃度、感染時間和共培養時間、誘導條件,並通過正交試驗得出優化的誘導條件。
  15. Concerning with the practical condition of commercial concrete station in shandong province, and mainly taking the slag concrete as the study object, which is used over the whole country at present, the paper conducts the design of mix ratio of concrete by orthogonal test

    結合山東省內商品混凝土攪拌站的實際情況,主要以礦渣混凝土為研究時象,通過正交試驗的方式,對礦渣凝土的配合比進行設計。
  16. On the basis of a lot of experimental data based on the orthogonal test of pulse peak electric current, pulse width and pulse intermission, experimental mathematical models of electric spark forming of several sorts of materials are built up with multiple linear regression analysis

    摘要用正交試驗法對電火花加工中的峰值電流、脈沖寬度、脈沖間隔進行設計,在大量實驗數據的基礎上,採用最小二乘法建立實用的多種材料的電火花加工實驗數學模型。
  17. But for real microfiltration, the distribution of shear stress on the membrane of the module with outside helical flow would have benefit to make smaller number of particles deposit on the membrane. ( 2 ) by means of orthogonal test and regression method, four new models, trans - membrane pressure model, flux model, trans - module pressure drop model, and efficiency model, were established, which roundly describe the performance of outside helical mf by depicting the flux, energy loss, and handling capacity simultaneously

    ( 2 )採用正交回歸實驗,在無顆粒沉積的理想情況下,建立基於層流數值解的膜器跨膜壓力損失模型、過濾通量模型、過膜器的壓力損失模型和膜器過濾效率模型,首次從通量、能量損失及膜器對料液的處理能力等三個方面,更全面地對外旋流方式下的微濾過程進行了描述。
  18. In this article, the steel fibre is a kind of industrial wastes - stainless steel fibre dregs. the use of it is helpful in comprehensive utilization of resource and environment protection. the author of this article used orthogonal test design, arranged the test scheme scientifically, selected material, at last yield a high strength concret, whose strength exceeded c60, mainly by using 42. 5 ordinary portland cement, silica fume, superplasticizers, stainless steel fibre dregs and so on

    本文所用的鋼釬維是一種工業廢料?不銹鋼纖維渣,它的應用有利於資源的綜合利用和生態環境的保護本文在廣泛閱讀國內外有關資料的基礎上,採用正交設計,科學地安排試驗方案,精心選擇材料,用42 . 5普通硅酸鹽水泥、硅灰、高效減水劑、不銹鋼纖維渣等材料,採用常規工藝配製出了強度達到c60的高強混凝土,並且通過對試驗數據的分析,給出了最優配比方案。
  19. The essay author also design a sm - i new biomass - coal two fuel gasify kiln and through the sawdust orthogonal test the parameters, get the optimal results, and through the test, we advance the improved method, provide a advantage, perfect choice for the country apply the new saving energy experiment

    本論文同時自主設計研製了一臺sm -新型生物質?煤雙燃料氣化爐,並主要利用鋸末生物質對其各項設計參數做了正交實驗,求得最佳結果,在實驗的基礎上提出了相應的改進意見,為廣大農村推廣應用新型節能設備的試驗提供了一種先進、理想的選擇。
  20. The author of this article used orthogonal test design, arranged the test scheme scientifically, selected material carefully, at last yielded an ultrahigh strength cement - based material ( uhscm ), whose compressive strength exceeded 100 mpa, mainly by using 42. 5 ordinary portland cement, superfine aggregate : nano sio2, superplasticizers and so on

    本文是在廣泛閱讀國內外有關資料的基礎上,採用正交設計,科學地安排試驗,精心選材,用42 . 5普通硅酸鹽水泥、納米sio _ 2 、高效減水劑等材料,採用常規工藝配製出了一種抗壓強度超過100mpa的高強水泥基復合材料。
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