重氣體模型 的英文怎麼說

中文拼音 [zhòngxíng]
重氣體模型 英文
heavy-gas model
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : 體構詞成分。
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 氣體 : gas; gaseous fluid
  • 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
  1. In this paper, we focus on the following three topics : ( i ) density distribution of dusty plasma in the low - pressure collisionless positive column the radial density distributions of electron, ion and dust particle in the low - pressure collisionless positive column are investigated with a fluid theory and a self - consistent dust - charging model

    本文著以下三個方面的研究: ( )低壓無碰撞輝光放電正柱區塵埃等離子密度徑向分佈本文採用流和自洽的塵埃充電,研究了低壓無碰撞輝光放電正柱區的電子密度、離子密度和塵埃粒子密度的徑向分佈。
  2. Conclusion vital capacity can be well predicted with the model of height, chest circumference and sitting - height and the model of age mid weight among the children aged 7 - 18

    結論由身高、胸圍和坐高建立的和由年齡、建立的,可分別準確地推測7 ~ 8歲學生肺活量、肺通量。
  3. In this thesis, the basal theory of the nuclear structure were firstly and systemically described, the background and the application of the liquid - drop model, feimi - gas model, shell model and collective movement model were meticulously concluded and summarized. on the one hand, we not only pointed out their success, as well as their important effects on developing the nuclear theory and setting up the integrated nuclear theory system, but also pointed out their deficiencies

    本文首先對原子核結構的基本理論進行了系統的描述,對液滴、費米、殼、集等的背景以及它們的應用作了細致而又簡明的歸納和總結,一方面指出了這些的成功之處,以及這些在發展原子核理論並建立完整的原子核理論系中的要作用,同時也指出了它們的局限性。
  4. Result : the c3 to c7, intervertebral discs, spinal cord, cervical nerves, vertebral artery, longus colli, larynx ( trachea ), pharynx ( esophagus ), common carotid artery ( internal and external carotid artery ), internal jugular vein, vagus nerve and sternocleidomastoid were successfully reconstructed and displayed

    結果:成功建並立顯示第3 ~ 7頸椎、椎間盤、脊髓、頸神經、椎動脈、頸長肌、喉(管) 、咽(食管) 、頸總動脈(頸內、外動脈) 、頸內靜脈、迷走神經和胸鎖乳突肌等解剖結構的位置關系,建立了頸前入路相關結構的三維可視化
  5. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of direct methanol fuel cell ( dmfc ) have been expressed with the tffa model. model calculation has been carried out to investigate the effects of structural parameters of the dmfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density. much attention has been paid to parameters including the porosity of the reaction layer, the thickness of the thin - film on the flooded - agglomerate, the radius of the flooded - agglomerate, the volume fraction of the flooded - agglomerates in the reaction layer

    本文首先運用tffa描述直接甲醇燃料電池( dmfc )陰極氧的傳遞和電化學反應過程,研究了過電位-電流密度曲線受陰極結構參數變化的影響程度,其中著考慮了以下幾個參數:催化層的孔隙率,浸漬聚集薄膜的厚度,浸漬聚集的半徑,浸漬聚集在催化層中的積分數。
  6. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小電站鍋爐燃燒系統參數時變、嚴非線性、干擾因素復雜、耦合嚴不易確定的特點,提出多變量協調控制方案,解決了系統可控性差,難以實現穩定自動運行的問題;在此基礎上,改變以往以煙含氧量控制送風的傳統式,針對國產電站鍋爐設備主及一、二次送風迴路泄露嚴,煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題,應用智能控制理論中的糊控制技術,結合自尋最優控制的思想,設計了一種糊自尋優控制器,應用在電站鍋爐送風控制系統上,並闡述了動靜態兩種實現途徑,通過在線優化風煤配比,實現最佳經濟燃燒,切實保障了鍋爐的經濟運行。
  7. The calculation results show that the radius of the gas channels in the reaction layer and the porosity and average pore radius of the gas - diffusion layer seem to be less important for the performance of the electrode

    結果表明對于電極性能而言,擴散層的孔隙率與平均孔徑以及反應層通道的半徑,相對其他參數來說顯得不太要。
  8. In chapter 4, the influences of the earth ' s models on the elastic green ' s function, as well as on the atmospheric loading effects, are discussed using the numerical techniques. the attraction green ' s function is solved out based on the state equations of the ideal gas and the hydrostatic equilibrium equation. the influences of various factors upon the gravity and tilt green ' s functions, as well as upon the gravity and tilt, are considered in detail

    第四章:採用數值計算方法,研究了地球對彈性項格林函數及其對大負荷響應的影響;利用理想方程和流靜力學平衡方程解算了吸引項格林函數,討論各種因素對大力和傾斜格林函數及其對力和傾斜的影響;基於球對稱地球,給出了武昌站臺站依賴的大力、傾斜格林函數
  9. Chemical industry information not merely embodyed the ordinary chemistry information substance, chemistry manufacture technological process and representative installation introduction are still have, in case contacing legal institutions sulphuric acid ? nitric acid industry system law ( ammonia oxidate law ), synthetic ammonia industry, chlorine and caustic soda are manufacture to electrolysis salt water, along with electrogilding, refine aluminium, iron - smelting and steel - smelting, cement and glass manufacture summarized account, the mineral oil is refined, hence, the chemical industry information education is contrastd against the ordinary chemistry information education, proper such representative means, be living, the means interpreted is in speech oridinarily wholly adoptd in the chemical industry information education, now most of tutors also is adopt the means interpreted in speech, cause that the chemical industry information education is insipid like this, student lack interest to chemical industry information study, but as a result of value the pair foundation, light practice, student may say the become a mere formality to chemical industry information study o since multi - med

    化工知識不僅包含了一般化學知識的內容,還帶有化學生產工藝流程及典設備的介紹,如接觸法制硫酸,硝酸的工業製法(氨氧化法) ,合成氨工業,電解食鹽水製造氯和燒堿,以及電鍍、煉鋁、煉鐵和煉鋼,水泥和玻璃的生產簡介,石油的煉制等,因此,化工知識教學與一般化學知識教學相比,應有其典的方法。在過去,化工知識的教學一般都採用口頭講解的方法,現在大多數教師也是採用口頭講解的方法,這樣使得化工知識的教學乏味,學生對化工知識的學習缺乏興趣,又因視雙基,輕實踐,學生對化工知識的學習可以說流於形式。由於多媒的輔助教學的高效性、形象直觀性、新穎性和多樣性、人工擬等特點,很適合化工知識的教學,應用多媒教學化工知識可以解決目前存在的諸多問題,如:短缺、組織參觀活動困難、教育經費不足、學生不易觀察等。
  10. Conservation law of mass, the state equation for ideal gas 、 thermodynamic equation and flow rate equation are used to establish first order differential mathematic model, and a special investigation on mass flow rate coefficient for different components are carried out to make the model more accuarate

    擬和實驗兩個方面進行研究,著於把ameset和客戶化定製兩種方法結合起來使用,利用質量守恆定律、理想狀態方程、熱力學方程、流量方程等建立一階微分數學,並配以amesim平臺對所建立的進行進一步的系統擬驗證。
  11. In this paper, the operation principle of " the acquisition device of cross - hole seismic imaging system ", an important research project of " nine - five - year " plan of cnpc, is introduced. this system interpretes the requisition analysis, function model and data model of the surface master computer ' s software system based on object - oriented technology

    本文闡述了中國石油天然總公司「九五」點攻關項目「井間地震成像系統採集裝備」的工作方法,系統論述了其以面向對象為基礎的地面軟系統的需求分析、功能塊和數據
  12. In arbitrary curvilinear coordinates, the wall function is used for treating near wall regions. the influences of two different inlet gas parameter distributions and turbulent combustion models, as well as three different afterburners on turbulent combustion flow fields and wall temperature profiles are calculated. comparisons of experiment results and calculations results show that second - moment combustion model is reasonable for modeling turbulent reacting flows, inlet gas parameter distributions is more important. calculation method is reliable and can be used for the optimum design of afterburner

    數值研究三種不同幾何形狀、兩種進口流參數分佈、兩種紊流燃燒等對加力室內各流參數、隔熱屏和加力室筒壁面溫度分佈的影響,計算結果與試驗數據比較表明:不同幾何形狀加力室對加力室內紊流燃燒流場的影響要比進口流參數分佈大些,正確給定進口流參數分佈較為要,二階矩紊流燃燒更適用摸擬三維紊流燃燒流動,計算方法合理,編制的計算程序可靠,可供加力燃燒室優化設計用。
  13. The thesis was written under the direction of dynamic theory of forming reservoir, follows the rules of comprehensive information, judgment, interpretation and assessment and even makes full use of outcrop geology, data from drilling and logging, data from laboratory analysis and achievements in geophysical exploration. considering the basic factors of forming reservoir in the south of ordos basin as the starting point, the thesis defines that yanchang group of triassic goes into the start of generating oil in the late period of mid - jurassic and that the largest oil generation peaks in the middle period of early cretaceous, after the analogue - history of hydrocarbon generation. meanwhile it also establishes the relationship between the evolution of oil and gas and the formation of traps, the time of oil exploration

    本文以成藏動力學理論為指導,本著綜合信息、綜合判斷、綜合解釋、綜合評價的原則,充分利用露頭地質,鉆測井資料,實驗分析資料及物化探成果,以鄂爾多斯盆地南部的基本成藏要素為出發點,通過生烴史擬,確定了三疊系延長組在中侏羅晚期( 150ma )進入生油門限,于早白堊世中期達到最大生油高峰期;同時並確立了油演化與圈閉形成、捕油時間的關系;通過流勢的全區計算,提出了該區油勢具有明顯的「雙層」結構特徵,並建立了以靜水壓力為主的力流系統和以差異壓實作用為主的壓實流系統的流動力分佈;通過成藏動力學系統的劃分及事件分析,探討了該地區油聚集規律,最終指出了有利的含油遠景區。
  14. At present, the study of the fire safety evacuation in the world mainly focus on : ( 1 ) the importance of the model of egress and the ability of modeling predict a obvious tendency of the study is that there will be more behavior details included in the model in the future ; ( 2 ) the influence of the smoke and its toxicity to people which focus on the study of the influence of toxic gases such as carbon monoxide to people who exposed in fire, the test of the visibility of directional and exit signs, the behavior of the occupants in fire and the time they response to the fire ; ( 3 ) the application of the evacuation model in fire safety design, the constitute of performance - based code and building evaluating the purpose of the study of people ' s evacuation is to improve the fire safety design and cut down the number of casualties

    人的生命是寶貴的,因此,世界各國的消防科研主要以生命安全為主,點研究火災中人員的安全疏散,並提出新的性能化防火設計和性能化防火設計規范,從建築設計入手而保證建築防火設計的可靠性和建築物的火災安全性。目前,國際上對火災安全疏散的研究主要集中在以下方面: ( 1 )疏散的開發和預測能力的改進疏散方面的研究一個明顯的趨勢就是未來的將包含更多的行為細節,注人的行為的因素。 ( 2 )火災中人員反應及毒性和煙的影響這一研究主要集中在一氧化碳等有毒對暴露在火場中人員的影響,疏散指示標志的可見度測試,以及火災中人員的行為和對火災的反應等方面的研究。
  15. Abstract : the authors studied a lot of related data and analyzed three development stages of the softwares, and it is held that the softwares have the development tendency as follows : ( 1 ) the establishment of model will be based on the space distribution relation of source rock and oil reservoir, it is because the formation of oil and gas reservoir depends on the space relation, and oil reservoir simulation will be combined with oil and gas resource evaluation ; ( 2 ) 3d dynamic simulation will be applied in the simulation of oil and gas migration

    文摘:為了準確和定量地建出盆地發展過程或油成藏過程,掌握盆地與油成藏擬軟發展趨勢及技術難點,通過研究相關資料,對盆地與油成藏擬軟的三個發展階段進行了分析.總結出盆地與油成藏擬軟的發展趨勢:源巖與油藏在空間上的關系決定著油藏形成過程,應以源巖與油藏的空間組合關系為基礎建立,將盆地擬技術與資源評價思想結合擬出油藏形成過程;發展擬的真三維技術,實現油運移的三維動態
  16. It shows that the particle number will fluctuate with the recombination coefficient ; 3 ) the dynamic process of the n - type doped diamond film is simulated. the particle distributions of s, s + and ar + are gotten. the result has important reference to the investigation of n - type diamond film doping at low temperature

    ( 3 )對不同壓、偏壓和不同的配比情況下n硫摻雜的金剛石薄膜的動力學過程進行了擬,得出了摻雜元素s和s ~ +以及惰性ar ~ +的粒子數分佈,計算結果對摻雜過程的研究有要的參考價值。
  17. In the studying of the dielectric recovery mechanism, the dielectric process of high - power repetitive gas switches was analyzed theoretically, the conditions of full recovery of dielectric capability, and some qualitative results were obtained. then, a dynamic mathematical model of the dielectric recovery process was made, and a group of equations, including mass conservation equation, momentum conservation equation, energy conservation equation and state equation, were built. also, a mathematical model of the dielectric recovery process of a axially - blown gas spark gap, and a group of simplified hydromechanical equations were made

    在絕緣恢復機理研究中,首先對高功率火花開關絕緣恢復過程進行了理論分析,提出了開關絕緣強度完全恢復的判據,得到了一些定性結論;然後建立了一般吹火花開關絕緣恢復的動態數學,得到了包括質量守恆方程、動量守恆方程、能量守恆方程和狀態方程等的一個完備方程組;建立了縱吹式開關絕緣恢復過程的數學,得到了一個簡化流力學方程組。
  18. This article introduces the design and implement of flight simulator based on dsp which contains five parts. the first part establishs the math model of flight simulator which contains the model of aerodynamics and flight mechanics, the model of standard atmosphere and wind model ; the second part introdces primarily the arithmetic of numeric integral which is very important to dyanmic system simulant. the third part introduces the design of hard interface circuit and program. the fourth part introduces the data flow graph of the flight simulator software and gunge - kutta integral arithmetic. the finall part introduces the design of serial port communication software, it contains communication protocol, the process of upper machine and lower machine communication and the programing of serial port communication by vc + +

    本文介紹了基於dsp的飛行器擬器設計與實現,主要分為五個部分,第一部分建立了飛行擬的數學,包括飛行器空動力學和飛行力學的數學、標準大和風;第二部分主要介紹了數值積分演算法,它在動態系統擬中是很要的;第三部分為硬介面設計與編程;第四部分介紹了擬軟的數據處理流程和runge - kutta積分演算法;最後一部分為串口通信軟設計,介紹了通信協議、上下位機處理流程和vc + +串口通信編程。
  19. In vitro injury models of brain slice ( ogd and nmda insult ) and primary neuronal cultures ( nmda insult ) oxygen / glucose deprivation ( ogd ) - induced injury of rat hippocampal slice in vitro the rat hippocampal slices prepared were allowed to recover in the normal artificial cerebrospinal fluid ( acsf ) bubbled with gas mixture of 95 % o2 + 5 % co2 for 1 h, then they were thansfered to glucose - free nacsf which was bubbled with gas mixture of 95 % n2 + 5 % co2. after treatment with ogd, the slices were placed into 2 % ttc solution in dark and incubated at 37 * cfor 1h. the slices were weighted and a 50 : 50 mixture of ethanol / dimethyl sulfoxide was then added to extract the formazan in dark for 24 h

    腦片損傷( ogd和nmda )及原代培養神經元nmda損傷大鼠離海馬腦片缺氧缺糖( ogd )損傷大鼠離海馬腦片制備后,在通氧混合的正常腦脊液( nacsf )中恢復60min ,然後移入通氮混合的無糖腦脊液(吵化sf )中缺氧缺糖,取出腦片與2 ttc避光37 』 c溫浴60dll ,染色后根據每克濕加入20ml抽提液(乙醇:二甲亞礬一50 : 50 ) ,在密閉容器內避光置24h ,測量前搖勻后取200pi至96孔板,在490urn波長,酶標儀測定各孔od值。
  20. In view of the problem : paying less attention to the practice with too much importance attached to the theory teaching in clinical first aid technique teaching in medical undergraduate education, cardiopulmonary resuscitation ( cpr ) and trachea intubation teaching combined with replaced human model practice have been introduced in the first aid technique teaching

    摘要針對目前醫學生臨床急救課程存在理論,輕實踐的現象,將心肺復甦和管插管人補充示教和技術訓練引入教學實踐。
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