析因試驗設計 的英文怎麼說

中文拼音 [yīnshìyànshè]
析因試驗設計 英文
factorial design
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • : 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...
  • : 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. The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed

    文中利用齒墩施實現附加射流,對齒墩施與消力池聯合應用進行了大量的和系統的模型,分研究了中低佛勞德數條件下,齒墩墩頭的動水壓強及空化特性,齒墩施與消力池聯合應用時的流態特性,消力池的水力算,消能量的估算及其各種影響素,消能機理和效果,消力池內的流速、壓強特性,摻氣濃度分佈等水力學問題,並提出了實現附加射流齒墩施的水力方法和步驟。
  2. 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子、斷裂方向角,將實結果與理論值進行分、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。
  3. In 1986, the staff of corbana ( national association of banana growers ) summarized all the trends found in previous experiments and designed a big factorial experiment which has been in the field for more than 4 years

    1986年,全國香蕉種植者協會( corbana )的人員總結了以往發現的趨勢並了大型,已在田間做了4年。
  4. By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper

    本文結合常州新閘防洪控制工程水工模型,系統分了浮箱門在靜水和動水中的穩定性及其影響素,指出靜水穩性和動水穩性的不同特點;測定了浮箱門動水運行時的受力情況,給出並分了定位過程轉動力的變化過程曲線;根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系,選擇合理的動力備,為和工程實踐提供可靠依據;分浮箱門難以穩定上浮的原,並給出解決方案。
  5. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速系統( pwm )和位置環構成的定位系統中,速度環的參數隨負載特性;電網電壓;給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 , 2 .此在位置環的離散滑模控制時,必須針對速度環(即位置環的控制對象)的參數攝動范圍採用「對象參數攝動離散滑模控制器的方法」 ,以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖方法的控制效果,本文作了對比性研究,並將該方法用於工業中,取得了滿意的結果
  6. Meanwhile, by using delaminating combination finite element method and macro finite element analysis methods, the paper present two kinds of analysis programs. based on the aforementioned analysis program, the failure form, distribution of plastic hinge, load - carrying capacity, displacement and ductility characteristics are investigated to reveal the failure mechanism and the failure proceeding under seismic effects. the results are in good agreement with the test results, indicating the precision of the aforementioned two programs is satisfiable to the practical engineering design

    分別採用分層組合式有限元和宏觀有限元分方法,編寫了2種鋼筋混凝土中高帶邊框柱剪力墻結構的彈塑性有限元分程序,同時利用上述2種分程序,研究了模型結構的破壞形態、塑性鉸的分佈、承載力、位移及延性性能等特性,探討了這類結構在地震作用下的破壞全過程與破壞機理,得到其主要受力特性和抗震性能的一般規律,所得結果與值吻合較好,表明上述2種程序分結果的精度均可滿足實際工程的要求,此可用於這類結構的抗震性能分
  7. Abstract : in this paper, an analytical study of the dynamics of the piston in a reciprocating internal combustion engine is conducted. the equations of reynolds and moving of piston are derived. a useful method of solution is obtained. the method is applied to s1100 diesel engine. the results of this study indicate that piston oil film is found to be sensitive to the piston - cylinder bore clearance, the location of the wrist pin and lubricant viscosity

    文摘:對往復式內燃機活塞的動力特性進行了分研究,導出了活塞潤滑的雷諾方程和活塞運動方程,給出了可供實用的求解方法,並採用這種算方法對s1100柴油機進行了算與研究.研究結果表明,活塞潤滑油膜歷程與活塞& &缸套的間隙、活塞銷的位置、潤滑油的粘度等素密切相關
  8. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過研究與理論分對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力算方法,其算結果與實測值吻合良好;三、利用算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化研究,發現消力井合理深度為0 . 9d左右;五、通過研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流速很高,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,此豎井的空化空蝕始終是工程界關注的重大問題。
  9. 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方法和流程;通過高阻尼橡膠剪切,分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、損耗子)的影響。
  10. 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、氯離子滲透、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。
  11. The modern robust design detailed the robust design based on engineering model, which explained the specific design process, the whole process from founding system model to solving it. it obtained the optimum combination of parameters and the maximum manufacturing errors, using fuzzy comprehensive judgment to dispose the problem of many targets, handling the design results by fuzzy probability to increase the reliability of the design. in the end, there supplied an example, the optimization design of a long distance hydraulic cylinder to interpret the specific design process, achieving its optimum combination and the maximum manufacturing errors, and verifying the practicability of the design results by the method of fuzzy probability analysis

    在第二部分的基於的穩健中,先對傳統的穩健,即三次(功能、參數及容差)的過程及原理進行了分,指出了傳統穩健法中的不足,即沒有充分利用數字算機的強大優勢;對于多素多指標的周期長、算復雜等造成周期長、成本高、效率低等缺點提出了改進的措施,即將虛擬現實技術應用於傳統的穩健中,通過模糊數學的方法(模糊綜合評判)來處理中的多指標問題,使達到事半功倍的效果。
  12. To meet this challenge, a research project was supported by ministry of communication and bv shanghai zhenhua port machinery co. ltd. focusing on analysis of tdtcd ( traditional design theories of crane drums ) the paper has studied the impacts of features under the binding force of wire ropes, the end - plate and rope slot. this study is based not only on the thin shell theory and viscoelastic mechanics to calculate the strength and stability of drum, but also on an experiment with technology in " state of act "

    本文結合交通部重點科技項目「港口起重機鋼絲繩傳動件高性能技術研究」和上海振華港機股份有限公司委託項目「起重機焊接捲筒極限壁厚研究」 ,針對起重機捲筒傳統方法偏於保守的情況,以薄殼理論和近代力學為基礎,以現代技術為研究手段,對鋼絲繩緊箍力作用下的外載特性、端板、繩槽等素對捲筒強度和穩定性的影響進行了系統的理論研究,在深入開展捲筒強度、穩定性和實模態分的基礎上,提出了有別于傳統方法的捲筒強度、穩定性算方法。
  13. 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求出6種禾本科牧草種子產量子與產量的嶺回歸模型。
  14. Then, using statistical method, performance indexes are compared, and the prior layer setting is obtained. through elaborate indoor tests, the drainage performance, mechanics performance and durability of asphalt treated permeable material are researched. by statistical analyses of vast test data, the balance range of air voids is obtained, via performance tests in different saturation conditions, the durability of the material is gained

    對瀝青穩定碎石排水層混合料的材料組成進行了精心的室內,依據室內結果,對瀝青穩定碎石排水層混合料的透水性能、力學性能和耐久性能進行了各種素的影響分,經數理統獲得了有關性能指標之間的經關系,找到了透水性能和力學性能之間的平衡點。
  15. Use commercial software numeca to calculate the flow - field of the inlet of the lsc with an insert - board, and analyze the flow - field. also a piv ( particle image velocimetry ) flow - field testing scheme is designed, but have not been carried out for some reasons, for reference only

    同時還利用numeca商業軟體對以這臺壓氣機為模型的進氣道在插板作用下的流場算及分,另外還了piv流場測量方案,為種種原沒有能夠最終進行,僅供參考。
  16. 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,對于粒子分離器的抗外物損傷是非常有必要的。
  17. ( 1 ) according to the factors that caused the false alarm of general mechatronic systems bit, the factors that caused the false alarm of the heading attitude system bit are summarized by the theoretical analysis and experimental analysis. they include : environmental factors, the heading attitude system itself, improper bit design, the factitious or other unknown factors

    ( 1 )根據一般機電系統bit產生虛警的原,通過理論分,總結了航姿系統bit產生虛警的原:環境素導致的虛警、航姿系統自身造成的虛警、 bit不當造成的虛警、人為或其它未知素造成的虛警。
  18. 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子擴散系數之間的統關系,在此基礎上分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。
  19. The factors of jet classifier for super - fine powder are investigted by orthogonal experiment, the best work parameters for the classifier are found out

    摘要採用正交和直觀分的方法,對影響超細粉體射流分級機工作的各素進行研究,從而找出該分級機的最佳工作參數。
  20. This article explored the operation and design of fresh milk favoritism sensual evaluation test so as to discuss some sensual evaluation styles of commonly seen, results and analyzed the result of fresh milk sensual evaluation by fuzzy mathematics, and also discussed the influence of personal factor for the result of the test

    摘要本文以鮮奶為例對偏愛型感官評價的實和評價分進行了探討,介紹了常見的感官評價類型,對鮮奶感官評價結果運用模糊評價法進行了分,並討論了過程中評價人員素對評價結果的影響。
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