隨機化實驗 的英文怎麼說

中文拼音 [suíhuàshíyàn]
隨機化實驗 英文
randomized experiment
  • : Ⅰ動詞1 (跟; 跟隨) follow 2 (順從) comply with; adapt to 3 (任憑; 由著) let (sb do as he li...
  • : machineengine
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 隨機 : random stochasticrandom
  1. Test of on - line emulsification system on diesel engine

    柴油車乳系統的研究
  2. There are many adaptive changes in the two research subjects ( artemisia. songarica schrenk. and seriphidium. santolinum ( schrenk ) polijak. ) in morphology and anatomy, such as with the increase of the daily age, the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened. stoma caved in leaf ; epidermal hair of leaf and stem well - developed, palisde tissue developed well, the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared

    研究的兩種菊科( compositae )植物(準噶爾沙蒿( artemisiasongaricaschrenk )和沙漠絹蒿( seriphidiumsantolinum ( schrenk ) poljak . ) ) ,形態解剖方面的變表現為:日齡增加,根長/株高比值日益增大;根系逐漸發達;體積與葉面積比逐漸增大;表皮細胞體積變小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;葉、莖部的表皮毛密布,柵欄組織日益發達;而細胞間隙日漸變小;海綿組織逐漸消失;葉面結構常為典型旱生結構? ?等葉面;晶細胞及纖維細胞數目增多;輸導組織、械組織日漸發達;具有維管束鞘等等。
  3. Subjects of two groups executed an same incremental ergometer exercise up to exhaustion. after exercise, compared with the natural recovery in the control group, somin hyperoxia ( 70 % oxygen ) was given to the experiment group

    20名體育學院健康男生分為兩組(吸氧組和對照組) ,要求全體受試者完成一次性遞增負荷運動,運動至力竭,觀察運動即刻和恢復期各指標的變情況。
  4. Methods acute peritonitis model was produced by intraperitoneal injection of zmosan a in sd rats, 2 days later, the levels of endotoxin and leukocyte in peripheral blood were measured, the levels of lipoperoxides ( mda and sod ) and glutathione ( gsh ) in lung homogenate were also measured

    方法用酵母多糖a腹腔注射制備大鼠急性性腹膜炎模型,分為模型組和對照組;觀察性腹膜炎時,肺損傷變
  5. Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer

    超聲波由於其空理及對液體的流變性影響等特性,在燃油霧燃燒中逐步引起人們的重視,尤其在重渣油等高粘度液體的霧過程中逐步顯示出其優越性,但其具體的霧理還需要做進一步的研究在氣泡霧噴嘴基礎加入懸臂式簧片哨,將超聲波與氣泡霧相結合是本文討論的主要內容本文從研究超聲波的一些理入手,討論了超聲動力發生器氣泡霧以及液體粘度對霧質量的影響,並通過具體的,根據數據來討論霧質量各種結構參數運行參數的變規律,以便找到超聲霧的一些規律,豐富對超聲霧理的研究,對超聲霧噴嘴的設計具有一定的指導意義。
  6. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造理及結構功能進行了量分析和研究: (一)通過木柱石礎靜摩擦試,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力上部結構荷載變的規律; (二)通過單柱承載力試,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試和受壓試,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  7. At last, the radiation transmit process in smokescreen is discussed, and the transmitted radiation energy distribution is obtained from extinction characters of particles. the relationship between transmittance and smokescreen concentration is experimental studied, the experiment results agrees with calculated results. we also discuss the application limit and error of lambert - beer law in smokescreen studies

    本文最後討論了輻射在分佈微粒形成煙幕中的傳輸過程,根據煙幕微粒的消光特性計算出輻射通過煙幕後的能量分佈情況,討論了在煙幕研究中應用lambert ? beer定律的誤差問題,並對透過率煙幕濃度的變情況進行了研究,結果表明,理論計算結果能夠與數據較好吻合。
  8. By compressing a monolayer film, the coexistence of liquid condensed ( lc ) and liquid expanded ( le ) phases can be reached. the transition from le to lc is usually regarded as a first - order one, so the theory of crystallization can be applied. in this article we review our recent studies on the growth of lc domains in the le - lc coexistence region driven by the illumination of a fluorescent microscope. the mechanism of this unusual 2d domain growth phenomenon is discussed. the formation of faceted, dendritic and fractal - like domains as well as the evolution and the transition of these patterns are investigated

    當處于氣液界面的類脂類合物的單分子膜被壓縮時,著分子間距的縮小,單分子膜將經歷一系列相變過程.通過熒光顯微術可以觀測到新相的成核和生長過程.由於單分子膜的二維特性,該系統中的觀測對于檢和發展二維界面生長理論尤為重要.本文總結了近年來本課題組與相關單位合作,在單分子膜系統中發現的現象以及對其生長制的系列研究.內容包括對單分子膜系統中的成核、界面穩定性、枝晶生長、形態演變等的觀測和分析
  9. Abstract : by compressing a monolayer film, the coexistence of liquid condensed ( lc ) and liquid expanded ( le ) phases can be reached. the transition from le to lc is usually regarded as a first - order one, so the theory of crystallization can be applied. in this article we review our recent studies on the growth of lc domains in the le - lc coexistence region driven by the illumination of a fluorescent microscope. the mechanism of this unusual 2d domain growth phenomenon is discussed. the formation of faceted, dendritic and fractal - like domains as well as the evolution and the transition of these patterns are investigated

    文摘:當處于氣液界面的類脂類合物的單分子膜被壓縮時,著分子間距的縮小,單分子膜將經歷一系列相變過程.通過熒光顯微術可以觀測到新相的成核和生長過程.由於單分子膜的二維特性,該系統中的觀測對于檢和發展二維界面生長理論尤為重要.本文總結了近年來本課題組與相關單位合作,在單分子膜系統中發現的現象以及對其生長制的系列研究.內容包括對單分子膜系統中的成核、界面穩定性、枝晶生長、形態演變等的觀測和分析
  10. Methods : the methods of the increase of blood capillary permeability of the abdominal in mice induced by injection of acetic acid and the swelling of the ear in mice caused by crotin were used for anti - inflammatory experiments, aspirin and hydrocortison were respectively used as the positive control ; the methods of abdominal pain in mice induced by acetic acid and woolfe - macdonald were used for analgesic experiments, morphine hydrochloride as the positive control

    方法:小鼠分組,抗炎用醋酸誘發小鼠腹腔毛細血管通透性增高和用巴豆油誘發小鼠耳腫脹,陽性對照分別為阿斯匹林組和氫可的松組;鎮痛採用醋酸誘發小鼠腹痛和用熱板誘發小鼠足痛,陽性對照為鹽酸嗎啡組。
  11. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上,重新構建了系統級故障診斷的理論基礎,定義了系統級故障診斷測試模型的三值表示;改進了系統級故障診斷的矩陣方法,重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣,由此能直觀、簡便地生成集團和極大獨立點集;補充和完善了各類測試模型的系統級故障診斷的集團演算法,通過定義集團測試邊和絕對故障集,簡了集團診斷圖,由此能較易地找到所有的相容故障模式,即使不滿足t -可診斷性,大大減少了系統級故障診斷的復雜度,尤其是對強t -可診斷系統;首次分析探討了各類測試模型的方程解決,由此從另一角度能系統地、高效率地求出所有的相容故障模式( cfp ) :擴充了系統級故障診斷模擬系統的功能,快速、直觀和地模擬運行環境,進行清晰和正確的診斷,同時提供大量的數據用於理論研究,優演算法和設計。
  12. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速時間變曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做進行了證,由測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  13. According to the experimental data of droplet size 、 particle spectrum range 、 droplet cone shape 、 flow rate 、 cover area and cover area rate which obtained through changing the pressure of power sprayer and the nozzle diameter in greenhouse , this paper made comparative analysis on atomizing performance in same pressure and different nozzle type between same nozzle type and different pressure. the conclusion is that : the ejection rate and the droplet cone shape change with the variation of pressure and nozzle diameter , average particle diameter decreases obviously and particle quantity increases obviously with the increase of pressure and decrease of nozzle diameter. these results will lay experimental foundation for precise spraying 、 low pollution and highly effective operation

    本文根據溫室內動力噴霧壓力與噴嘴孔徑的變影響霧滴大小、粒譜范圍、霧錐形狀、流量、覆蓋面積及覆蓋面積率的試數據,對相同壓力下不同噴嘴型號和相同噴嘴型號時壓力不同時的微粒性能進行對比分析和研究,得到如下結論噴出量與霧錐形狀著壓力和噴嘴孔徑大小變而變;平均粒徑著壓力的增加和噴嘴孔徑的減小而明顯減小;粒數著壓力的增加和噴嘴孔徑的減小而明顯增多,為精噴量、低污染、高防效的防除作業奠定了基礎。
  14. 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活性的影響因子,比較了不同乾燥方法、提取方法對其抗氧活性的影響,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活性;以水作溶劑提取時, 25 100范圍內水提液的抗氧活性著溫度的升高而增強;通過正交篩選得到常溫下玫瑰花抗氧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、正丁醇等有溶劑進行兩相分部萃取,發現玫瑰花的抗氧活性物質主要存在於乙酸乙酯部,說明玫瑰花抗氧活性主要成分可能是單寧類、黃酮苷類和原花色素類合物; 4
  15. Group division : experiments were performed in 3 different conditions, i. e., normal 4 medium, high k * stimulated medium, and ca2 + - free medium. hippocampal slices from a same rat were then divided into 3 treatment groups : control group ? lices were oxygenated with 95 % o2 / 5 % cc > 2 and incubated at 35 ~ 36 ? for 30min ; hypoxia group ? lices were oxygenated and incubated on the same conditions as the control group, then the mixture gases change into 95 % o2 / 5 % co2 - hypoxic condition were remained for lomin ; ginkgolide b preincubation group ? lices will be preincubated at the normal oxygenated medium containing loomm ginkgolide b, 10 min later, repeated hypoxic treatment

    3採用區組設計,動物分為三組,各組動物制備的海馬腦片分別進行三種不同介質的灌流,即正常介質組、高k ~ +去極組和無ca ~ ( 2 + )組;各組中由同一隻動物製成的海馬腦片再分到三個不同的處理組,即:正常對照組、低氧組和ginkgolideb預孵育組。
  16. Botanicals such as grape seed extract, soy compounds, green tea and gingko biloba are relatively new in the market and have gained great popularity in recent years, but their healing qualities have yet to be proven through randomized, placebo - controlled human trials

    植物制劑(諸如葡萄種子提取物、大豆合物、綠茶以及銀杏葉等)是相對較新的上市產品,在近年來深受歡迎,但其治療作用仍未得到對照人體試的證
  17. The thesis chose shuangma project of northwest chemical industry academe as example to testify the model and deeply discuss the impactions on the result of the valuating the investment decision from fixed jumping frequency to random jumping frequency

    選取西北工研究院的雙馬項目作為例,對模型進行了證,並從固定跳躍頻率深入到跳躍頻率來進一步分析和探討評估結論對投資決策的影響。
  18. A large planar microphone array, which consists of 111 microphones, was successfully applied to obtain a two - dimensional mapping of the sound sources on a landing aircraft. the focus of study in this paper is on the landing gear noise source. the spectra, directivities and sound pressure levels of flap side - edge noise of 7 narrow - board commercial aircraft and 7 wide - board commercial aircraft are presented. it is found that the landing gear noise spectrum is broadband with some single tones in some cases. the directivity of the total sound pressure level of a landing gear noise resembles that of a horizontal dipole. the level differences between the various aircraft landing gears are larger than those expected from the airspeed differences. it is thus expected that the louder noise emission of the landing gears can be reduced by redesigning

    應用由111個傳聲器組成的平面傳聲器陣列對當前流行的民用客進場著陸過程中的體噪聲源進行了測量,本文對七架窄體客和七架寬體客的起落架噪聲進行了分析,得到了起落架噪聲的頻譜特性、指向特性和聲級變.研究發現,起落架噪聲的頻譜是由寬頻噪聲與一些較為明顯的單音噪聲源組成,起落架噪聲的指向性類似於一個水平放置的偶極子.不同飛起落架噪聲的聲級相差較大,這說明可以通過重新結構設計降低起落架噪聲。
  19. Research on the rule of conveying belt resistance coefficient varied with the velocity

    帶式輸送阻力帶速變規律性的研究
  20. This paper studies the designing principle and common property of random algorithm by analyzing some instances of algorithms, and gives out a general designing method and principles for constructing random algorithm

    摘要通過常用演算法的例和結果,分析演算法的基本原理和共同性質,提出設計演算法的一般方法,並指出演算法的適用范圍和有效的演算法應具備的特點。
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