因子試驗設計 的英文怎麼說

中文拼音 [yīnzishìyànshè]
因子試驗設計 英文
factorial
  • : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 名詞(古代占卜用的器具) astrolabe
  • : 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動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 試驗 : trial; experiment; test
  • 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
  1. By means of bending tests of three - point and four - point, complex fracture experiments were made for cast iron material with crack. the stress intensity factor and breaking direction angle of cast iron material were measured and compared with theoretical values. based on the research some useful conclusions are given for engineering design and application

    通過3點彎曲和4點彎曲實方法,對含有裂紋的鑄鐵材料進行復合型斷裂實研究,測鑄鐵材料的應力強度、斷裂方向角,將實結果與理論值進行分析、比較,找出兩者之間的異同點,得到一些對工程及應用具有實際意義的結論。
  2. A single - factor experiment was designed to research the effect of nutrition level on body weight of multiparous sows during gestation through investigating the effect of gestation nutrition on the reproduction performance of multiparous sows in subsequent 3 parities and based on regression analysis of feed intake as well as lactation weight loss and reproduction performance during gestation

    摘要採用單因子試驗設計,通過對妊娠期不同營養水平連續3胎經產母豬生產的研究,建立妊娠期採食量與泌乳損失及繁殖性能等之間關系的回歸方程,研究妊娠期不同營養水平對經產母豬體重變化的影響。
  3. Through studying the working mechanism of the composing, the paper referred the bearing ' s analyzing model and designing flow. through shearing test of high damping rubber, the paper analyzes the influence of shearing shape, shearing strain range and inspiriting frequence on the characteristic parameters ( dynamic shear elastic module, dissipation engineering module, wasted gene ). according to the rule of equivalent energy, the paper gets the hysteretic curve of hdr ' s equivalent bilinear model and parameters ' calculating formula

    本論文通過對這種分離式減震支座各組成部分工作機理的研究,提出了該分離式減震支座整體的算分析方法和流程;通過高阻尼橡膠剪切,分析了高阻尼橡膠剪切面形狀、剪應變幅值、激勵頻率和件高度對特徵參數(動態剪切彈性模量、耗能模量、損耗)的影響。
  4. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  5. Based on multi - factor orthogonal designed field experiment, the ridge regression models of seed yield components and seed yield of the 6 grass species are founded through ridge regression analysis with big samples

    摘要採用多區組多素正交,通過大樣本嶺回歸分析求出6種禾本科牧草種產量與產量的嶺回歸模型。
  6. The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level

    本論文作者通過模擬測證了課題研究的理論想,並製作了具有低陽極發射效率結構的高壓功率frd ,利用局域鉑摻雜和電輻照相結合的壽命控制方式,實現器件反向恢復時間的極大減小,並且反向漏電流、軟度、正向壓降等關鍵參數也較理想,且具有極佳的漏電溫度特性,達到器件綜合性能的優良折衷,達到國際先進水平。
  7. Were the levels of a factor determined in a nonrandom manner ? if yes, then perhaps this factor should be treated as fixed

    我的翻譯當時你時)一個的各水平是不是以非隨機方式決定的啊?如果是非隨機決定的,那麼這個也許可按照固定對待
  8. 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 )檢;為閃速熱解液化裝置能量轉化率算和生物質能量利用率算提供了依據和方便; ( 2 )選擇了8種生物質樣作了等加熱速率( 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積分法和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率和活化能參數,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比進行了實觀察和測定,得出生物質的長徑比( 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率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(或頻率)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、錐壁強度、生產能力理論和功率算方法及臨界轉速理論等。
  9. It also owns the specialty design capacity for electrical circuitry, software, pcblayout, analysis and test of circuit reliability, products safety regulation, electromagnetism compatibility, plane design and plastic mould. the company adopts the world advanced manufacturing technology and management methods and makes use of the world latest study achievements in specialty display field extensively. the company possess of leading core technology system

    我們擁有crt lcd顯示器室和產品可靠性實室,具有電線路軟體pcblayout電路可靠性分析測產品安規電磁兼容平面塑膠模具等專業能力,地制宜地採用世界上先進的製造技術和管理方法廣泛利用世界專用顯示領域的最新研究成果,擁有領先的核心技術體系。
  10. The maximum heating rate of absorber is o. skw. ? h / ? inside experiment fuel rod is much lower than that outside experiment device. influence of absorber movement on thermal neutron flux decreases, as radial distance between absorber and measuring point increases

    給出了硼不銹鋼和銀分別做為吸收體的兩種方案的算結果,即有效增殖keff 、中通量密度分佈、燃料棒功率、吸收體組分及其發熱,並進行了分析、比較,為瞬態裝置的提供了參數。
  11. Petroleum chemical companies, and r d labs in various industries. our main business scope including : design and construction for new lab, alteration and upgrade of outmoded lab, update and development for lab in existence, production and installation for lab furniture system, design and construction for lab high - purity gas pipeline, design and construction for lab aeration system, laboratory exhaust gas waste residue treatment, laboratory wear material, chemic reagents, laboratory analytic apparatus, and lims laboratory information management system etc.

    上海傲仕實業發展有限公司是一家專業從事實室系統工程的公司,多年來,我們一直致力於國內外科研單位大專院校醫藥石油化工電等行業的實室建公司涉及的主要業務范圍包括:新建實室的與施工陳舊實室的改造與升級現有實室的更新與拓展實室傢具系統的生產與安裝實室高純氣體管路的與施工實室通風系統的與施工實室廢氣廢液的處理實室耗材化學劑實室儀器及實室信息管理系統lims等,公司擁有中高級工程師專家技術顧問師28名及專業的施工隊伍,從咨詢到施工為客戶提供一套完善的售前售後一站式服務體系,解決實和施工當中不同專業的而涉及到的各種問題
  12. Therefore, it is important to know about the damage rule of particle separator, to analyze the degree of blade distortion by means of tests and calculations, to propose a set of vortex blade anti - impact ability appraisal methods

    此,了解外物對渦流葉片的損傷規律,通過算手段來分析葉片變形、產生裂紋或缺損的大小和程度,提出一套渦流葉片抗外物損傷能力的評估方法,對于粒分離器的抗外物損傷是非常有必要的。
  13. The paper establishes a mathematical model for calculating soil erosion modulus and a method for calculating new soil loss by using annual rainfall data and individual rainfall data, taking the outcomes of tests and study of natural rainfall, artificial rainfall and washout as a basis, rainfall erosion force, soil resistance to erosion and ground slope as main factors and combining with the study on new soil loss in typical regional development and construction

    摘要以天然降雨、人工降雨、放水沖刷等研究成果為基礎,結合典型區域開發建新增土壤流失分析的研究成果,以降雨侵蝕力、土壤抗沖性和地面坡度為主要,建立了用年降雨資料和次降雨資料算土壤侵蝕模數的數學模型和開發建新增土壤流失量的算方法。
  14. Two different reinforcing methodologies are applied : modification of the overlay characteristics by adding chopped glass fibers to the hot mixture asphalt ( hma ) and reinforcing asphalt overlay with glass grids. theory of fracture mechanics ( fm ) is employed to determine crack growth rates for the suggested anti - cracking overlay systems. asphalt mixture designing tests, three point bending tests and fatigue crack propagation tests were carried out. the critical stress intensity factors kic are determined for plain and reinforced asphalt concrete. depending on the fatigue crack propagation, the crack growth rate is determined for each type of anti - cracking system and the cracking process is also analyzed. one of the significant points in this study is the attempt to give better understanding of the crack propagation for multilayer asphaltic overlay or what are suggested herein to be called composite structure anti - cracking overlay system. the results indicate that the reinforcing materials improve anti - cracking characteristics of the asphalt concrete. composite structure anti - cracking overlay gives a good solution for the reflective cracking phenomenon over old cracked pavements

    利用2種不同的方法加筋瀝青罩面:在瀝青混合料中加入短切玻璃纖維改善瀝青混凝土的特性,採用玻璃格珊加筋瀝青混凝土.應用斷裂力學方法分析瀝青路面裂縫擴展機理.採用瀝青混合料、三點彎曲和疲勞裂縫擴展,確定加筋瀝青混凝土的臨界應力強度kic ,測量每一種瀝青罩面抗裂系統的裂縫擴展速率.本研究的主要特點是提出復合型抗裂罩面系統,分析了多層加筋瀝青罩面裂縫擴展過程,推薦了若干瀝青路面抗裂系統.結果證明,加筋材料可以提高瀝青罩面的抗裂特性,復合型抗裂罩面系統能夠有效地阻止反射裂縫的擴展
  15. Statistic relationship between water / cement ratio and chloride diffusion coefficient was gained by experiment, based on which the influence of concrete cover, water / cement ratio and design reference period on structural reliability was discussed. 2. there are two models provided to predict remaining service life

    通過確定了水灰比與氯離擴散系數之間的統關系,在此基礎上分析了海洋環境下混凝土保護層厚度、水灰比、基準期等與耐久性有關的非承載力素對基準期內結構可靠性的影響。
  16. And the two pah ' s of pcr primers that bind to the adapter and the sequence of f fragment close by tn5 respectively were also designed. the genomic dna of b8 was isolated, digested with bamh i, and ligated to the adapter. using the two pairs of the primers, two rounds of pcr were performed hi turn and a fragment of 239bp was amplified successfully. lt was proved by cloning and sequencing that 18bp of the fragment is the sequence opposite to f fragment on the left of tn5 insertion site in b8f, the other is part of the 728 bp of f fragment. this result makes it possible to continue to carry out chromosome walking, to clone and sequence the whole genes of b fragment and f fragment, and to reveal the antagonistic molecular mechanism of b8

    研究併合成了由40和44個堿基的寡聚脫氧核苷酸組成的染色體爬行接頭,在接頭序列和測定的f片段近tn5的序列上,了2對染色體爬行用的pcr引物,從b8菌株中提取基組dna , bamhi酶切,與染色體爬行接頭連接,依次用2對引物進行pcr ,擴增出239bp產物,經克隆、測序,發現其中18bp為擴增的相應于f片段在b8f菌株tn5插入位點對面的序列,其餘則為f片段728bp序列的一部分,為進一步進行染色體爬行,克隆和測定整個b和f基,揭示陽菌株的拮抗分機制提供了技術資料貯備。
  17. In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described

    汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械,由於安裝或運行中的原,在轉旋轉過程中,可能和器壁發生輕微的摩擦和碰擊,簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的數、幅度、能量和持續時間等聲發射特性參數,而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場都表明這種方法對碰摩檢測很敏感,在碰摩發生的起始階段,包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的思想自行研製了buaa碰摩聲發射檢測儀並對此作了介紹
  18. The method of identifying and estimating the factor location effect is the main content of reseatch in the traditional experiment design with complete data ( the observation of experiment is known exactly ). in the standard method the identification of dispersion effects typically requires replications with the fixed factor levels

    在完全數據(即的觀測值無截尾數據)情形下,位置效應的鑒別和估方法是傳統的主要研究內容;而對于的散度效應鑒別,傳統方法需要在固定水平組合下作若干次重復
  19. ( 4 ) the application of artificial neural network in the field was studied. by bp ( back - propagation networks ) neural network and rational choice of the calculation factor, the relation between the improved mixture composition and combustion rate, and that between the charge of ignition rocket and p - t curve were simulated. the model could exhibit in essence the inherent relation and the forecasted results were in good agreement with the actual testing results, which showed that the model could be used as a guide for the design of the composition and the ignition engine, and that artificial neural network could be employed in the field for the purpose of reducing experimental work of hazardous materials

    ( 4 )對人工神經網路在該領域的應用進行了研究,先後利用誤差反傳神經網路( bp網路) ,並選擇合理的,分別對改進耐水點火藥配方與燃燒速度以及點火發動機裝藥與p - t曲線進行了模擬,模型基本能夠反應它們之間的內在聯系,預測結果與實際測結果基本吻合,模型基本能夠指導藥劑配方和點火發動機的,表明了人工神經網路可以應用於該領域以期達到減少危險品的目的。
  20. In addition, based on the fact that phosphorus is usually the limiting nutrient for nitrogen fixers, a novel method named " nitrogen fixing bacterial growth potential " ( nfbgp ) test, for evaluating limiting nutrients, was developed

    此外,根據固氮菌的主要限制性是磷這一特性,了一種被稱為「固氮細菌生長潛力」的評價水體限制性營養的新方法。
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