趨流型的 的英文怎麼說
中文拼音 [qūliúxíngde]
趨流型的
英文
thigmorheotypic-
In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed
本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性,計算了分支血管血液流動的速度矢量分佈,同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈,及顆粒物所受壓力狀況,給出了顆粒物的運動趨勢,分析了引起粥樣斑塊病變、血瘤、血栓的可能原因This unevenly location of fdi and it ' s fluctuate trend affected the balanceable development of regional economy profoundly. based on the international capital flows and the economic facts of fdi flowing into china, this paper establishes an analytic framework with international economics and regional economics, then analyzes the effect of fdi on regional economic growth and in the end put forward the regional policy advice which would stimulate foreign investments inflowing into china
本文以經濟全球化趨勢下的國際資本流動和改革開放的經濟現實為背景,借鑒新制度經濟學和新古典經濟學分析方法,建立了國際經濟學、區域經濟學和發展經濟學的分析框架,理論分析與實證研究相結合,重點運用數理統計方法和計量經濟模型,利用時間序列和橫斷面數據對fdi對我國區域經濟增長的影響進行了全面分析,並提出了引進外資的區域政策建議。The emergence and the age character of the camera equipment sculpt design before the record of the human history, the human race have already had a wish that they could keep down what they have seen. hominid depict their working and living on the stone or the bone of the animal. the famous spanish cavern fresco, drawing in the end of the paleolith age
對未來的發展趨勢的展望,攝影器材發展至今已經到達了一個高峰時期,如何對它的外觀造型的進一步研究,符合當今信息時代,又被稱為第三次產業革命時期的變化。商品的流通方式及消費觀念,從科學的角度進行分析,加以闡述說明。For a - early f type ms stars, stellar chromospheric activity decrease with stellar rotation period, but increase with rossby number ; for m type ms stars, stellar chromospheric activity increase with stellar rotation period and rossby number, and stellar chromospheric activity reach saturation at large color index ; for the ms stars between mid - f to m type, stellar chromospheric activity decrease with stellar rotation period and rossby number
A ?早f型主序恆星的自轉周期和恆星對流區的隨色指數的分佈明顯地影響著這些恆星的色球活動行為。而m型主序星的色球活動水平基本上隨自轉參量的增大呈上升趨勢,並且m型主序星的色球活動水平在色指數較大時趨于飽和。2. the temperature field got from macroscale theory and microscale theory are similar in the microscale theory, two demension heat transfer model is considered, and the temperature difference of the fluid between central axis and nearby the wall is considerably big. 3
2 、兩種理論模型得到的溫度分佈趨勢基本一致,但微觀尺度理論考慮到流體的二維換熱,通道中心軸線處的流體的溫度與靠近壁面處流體的溫度有較大的溫差。The research results mainly show : ( 1 ) the ecological degradation characteristics of wuxi county include : some soil is thin and barren and its water and fertility conservation abilities are poor, gradual degradation of soil results in decrease of vegetation diversity and the vegetation community structure gradually inclines tc simplicity from complexity. the types of soil and water loss in wuxi county mainly involve surface erosion and gully erosion. according to investigation, surface erosion area occupies 80 % or so or erosion area, in which the slope farmlands surface erosion area accounts for about 70 % of farmland erosion area
研究結果主要包括: ( 1 )巫溪縣生態退化特徵表現:作為生物生長基質的部分土壤薄而貧瘠,保水保肥能力差,部分地區基巖裸露,土壤的不斷退化導致植物種多樣性減少,植物種群結構逐步由復雜趨向簡單化;縣內水土流失的類型主要包括面蝕和溝蝕兩大類,據調查,面蝕面積占侵蝕總面積的80左右,其中坡耕地面蝕佔耕地侵蝕面積的70左右。There are certain relations between circulation pattern index ' s decadal variance characteristic and decadal variation tendency of the precipitation of china : in the 1960s and the 1970s, in which the negative index are relatively more, the precipitation are abundant, and in 1980s in which positive index dominant the precipitation over north china are obvious deficient ; the situation of the yangtse river and huaihe river basin is opposite
流型指數的年代際變化特徵與我國降水的年代際變化趨勢有一定的關系,負指數偏多的60 、 70年代華北降水偏多,而正指數占優勢的80年代華北降水則明顯偏少;江淮流域的情況則相反。Firstly, the airfoil ' s classic flutter ( at small attack angle ), stall flutter ( near the static stall angle ) and response ( at large attack angle ) are analyzed. it is found from the numerical results that " lock - in " will occur at certain freestream velocity range near the static stall angle, where the frequency of the vortex will be equal to the natural frequency and the flutter has the characteristic of self - induced oscillation. when the attack angle is far from the static stall angle, the vortex will have its own frequency, which differs from the natural frequency, and the flutter has the characteristic of forced oscillation
首先研究了二維翼型的古典顫振(小攻角) 、失速顫振(失速攻角)和動力響應問題(大攻角) ,得到以下結論:在靜態失速攻角附近的一定來流速度范圍內,分離渦會發生頻率鎖定現象,分離流的頻率與固有頻率趨于相同,這時的振動呈現自激振動的特點;遠離失速攻角時分離流頻率則擺脫固有頻率的影響,此時的振動具有強迫振動的特點。Then the isoparametric finite - difference three - dimensional transient groundwater numerical model is presented. visual modflow, the most popular standard visualization software package approved by the hydraulic scientists and technicians on simulating the groundwater flow is used to simulate and calibrate the groundwater level and quantity of the research area. at last, the changes of the hydraulic head and the produced quantity in the future were predicted according to the tested parameter and the modified model
在水文地質概念模型的基礎上,進一步建立了研究區完整的三維有限差分非穩定流數學模型,利用目前國際上最盛行,且被各國同行一致認可的三維地下水流模擬軟體? ? visualmodflow對該區地下水的水位和水量進行模擬求解,最後,利用識別的參數和驗證后的模型預測了今後的水位變化趨勢和可開采量。As china entering the transforming period before the realization of agricultural modernization, with multi - interest group spring up, polarization of farmer group become a representative phenomena, especially that the serious lose of farmer interest is the most outstanding society issue
隨著中國進入實現農業現代化之前的轉型期,多元化的利益團體大量涌現,農民階層日趨分化成為這個時期典型的社會現象,而農民利益流失嚴重則是這一階段最為突出的社會問題。The calculated results of the model indicated that from year 2000 - 2020, the groundwater usage keeps a tendency of increase, while the amount of water introduced from yellow river is decreasing. this result is not only in favor of improving the eco - environment of yin - chuan basin, keeping the sustainable development of society and economy, but also play an important role in solving the problem of drying up of yellow river in downstream areas
根據模型的運行結果,直到2020年,在總用水量未超過區內水資源允許使用量的前提下,盆地內的地下水開采量呈增長趨勢,而地表水引用量則呈下降趨勢,這不但有利於銀川盆地生態環境的改善,保持當地社會經濟的可持續發展,而且對于解決黃河斷流問題也有重要的意義。The land pass has already become or is becoming the special social ladders that farmers realized mobility, its reconstructing social class structure of countryside also started to present stereotypia day after day and so on the new characteristic and tendency
土地流轉已經或正在成為農民實現流動的特殊社會階梯,其重構的農村社會階層結構亦開始呈現日漸定型化等新的特點和趨勢。In the eme model, the electron energy balance equation is taken into account and the transport coefficients are assumed to be the functions of the electron mean energy. in this paper, a software is programmed to simulate the discharge process of plasma display cell of coplanar - electrode type, the matrix - electrode type and the novel shadow - mask pdp according to the gas discharge mechanism and fluid simulation theory. the simulation results show that both lfa model and eme model can be used to investigate the discharge characteristics of the cell, but the eme model is preferred for its better coincidence with theories and experiments
在本文中,分別使用本地場近似的lfa ( localfieldapproximation )流體模型和假設碰撞反應系數、傳輸系數和電子的平均能量相關的eme ( electronmeanenergy )流體模型對pdp放電過程進行模擬,比較分析模擬結果,得出eme模型和lfa模型對放電的繁流、起輝放電、熄滅等過程的描述的基本趨向是大致相同的,而從模擬工作電壓與實際電壓的接近程度和放電效率角度比較, eme模型的模擬結果跟理論和實驗結果更為相符。Parameters of the dynamic statistical model at the time - varying parameters, variation of parameter reflects the variable trend of seepage
動態模型的統計參數是隨時間變化的時變參數,參數的變化反映了大壩的滲流變化趨勢。The net of deep kitchen holds every quarter the large - scale activity of exchanging, succeed in until " hunan others " hold " whether the fifth culinary skill exchange forum " brilliant " sixth food and beverage business opportunity popularize seminar " that hotel hold building wang run " at present the development forum of chinese chef ' s famous cook of shenzhen ", etc., mainly with the exchange pattern that the professional elite of circle of food and beverage participates in, exchange the tendency of food and beverage and development trend, discuss practicability of the articles of food and beverage, etc., promote the favorable development of food and beverage
深廚網將每季度舉行大型交流活動,目前成功在「湘里人家」舉辦「第五屆廚藝交流座談會」晶都酒店舉辦的「第六屆餐飲商機推廣研討會」地王大廈舉辦的「中國大廚深圳名廚發展論壇」等,主要以餐飲界專業精英參與的交流型式,交流餐飲動向及發展趨勢,研討餐飲用品的實用性等,促進餐飲有利發展。Iii ) the result from simulating rainfall on watershed model indicats that changes of projective area, surface area and volume represented development of watershed physiognomy. volume of model body decreased and projective area and surface area increased with developing process of watershed model. when development of gully trending to stablization, projective area become stable and surface area changed fluctuantly
( 3 )流域模型的模擬降雨實驗觀測結果分析表明:流域模型地貌的發育演化主要體現在其投影面積、表面積和相對體積的變化上;流域模型投影面積和表面積在整個試驗過程中一致增大,當溝道發育逐漸趨于穩定時,投影面積變化也趨于穩定,表面積則呈現出波動性變化。After introducing the background and the trend of research on ppv thin film light - emitting diodes ( leds ) and the structure of ppv device and its characterizes, the theoretical model of the leds * light - emitting efficiency was presented. based on this model, the formula of light - emitting efficiency was deduced to be : the injecting - currents and the recombining - efficiencies were calculated nwnerically, we found the calculated results agreed very well with the experimental results under the electric field from 0. 5 x 106 to 1. 5 x 106v / cm, the numeral calculations and theoretical analyzes of the light - emitting efficiency were done. the conclusions were as follows : ( 1 ) the basic mechanism of the injection transportation and recombination of the carriers which were presented in this paper were proved to be right ; ( 2 ) the electroluminescence in ppv thin film is the result of exciton recombination, the light - emitting efficiency was affected by many factors
本文主要研究聚對苯乙炔( ppv )薄膜發光二極體發光效率及主要影響因素,簡單地介紹了ppv薄膜發光二極體的研究背景及發展趨勢、 ppv器件的結構和性質后,提出了一個計算器件發光效率理論模型,利用這個理論模型得出了發光效率公式的表達式:並對注入電流、復合效率等進行了數值計算,通過合理地選擇計算參數,發現計算值在場強為0 . 5 10 ~ 6 1 . 5 10 ~ 6v / cm的范圍內與實驗結果較好地符合,在此基礎上,對發光效率進行了數值計算和理論分析,結果表明:計算結果與理論研究結果相符較好,得出結論如下: ( 1 )本文的理論推導正確地反映了器件中載流子的注入、傳輸和復合等基本機制; ( 2 ) ppv薄膜中的電致發光是激子復合的結果,發光效率受多種因素影響。This paper introduces all kinds of calculation methods of settlement and the popular research theory at present, expresses the rheology theory and its developing trend in detail. based on the rheology theory, the theory of linear - visco - elastic - plastic model is put forward to forecast the long term creep settlement of soft soil in the metallurgy industrial region at the backward position of haihe river in tianjin
本文詳細介紹了國內外關于沉降計算的研究現狀,以及當今流行的研究理論,著重介紹了流變理論的研究現狀及其發展趨勢,並在此基礎上提出了用線性粘彈塑性模型理論來預測天津市海河下遊冶金工業區軟土長期蠕變。Then, this paper empirically tested the validation and predictive accuracy of different var risk management model in the domestic financial market. finally, with the analysis of modem financial risk management development trend and the current domestic financial risk management situation, this paper made a prospect for the application of this model in the construction of domestic financial risk management system. through the analysis, the main conclusions are as follows : ( l ) the traditional mean - variance model is the special example of the portfolio selection based on the var risk management model for the case that the returns of the portfolio are assumed to be normally distributed ; compared with the mean - variance model, the var risk management model is more comprehensive and accurate in the measurement of the portfolio risk, so based on the var model, the investors can allocate the asset more effectively. ( 2 ) the var risk management model can provide the timely and comprehensive risk information for the top risk manager, so it is very helpful to the improvement of total risk management efficiency. ( 3 ) based on the var model, the raroc performance valuation approach can reflect the real performance of the portfolio manager and provide the coherent standard for the allocation of risk limitation and the construction of the incentive compatibility constraint mechanism in the financial instiutions
通過研究分析,本文主要得出如下結論: ( 1 )傳統的markowitz均值? ?方差模型僅僅是在資產組合收益率正態分佈假設條件下基於var風險管理模型進行資產組合選擇的特例,與均值? ?方差模型中的方差風險度量方法相比, var風險管理模型能夠更全面、更貼切地衡量資產組合的風險,且基於此模型能夠更有效地進行資產配置決策; ( 2 ) var風險管理模型能夠滿足更高層次風險管理者對風險信息的需求,有助於整體風險管理效率的提高; ( 3 )基於var風險管理模型的raroc績效評價能夠反映資產組合管理人的真實業績,從而為金融機構風險限額的分配和激勵約束機制的制定提供統一的標準; ( 4 )國內證券市場資產組合收益率服從正態分佈的假設明顯不成立,實證檢驗表明基於資產組合收益率正態分佈假設條件下的方差? ?協方差模型對國內資產組合風險的預測存在較大的偏差,由於文中證明在收益率正態分佈假設條件下基於方差? ?協方差模型進行資產組合選擇的結果等價于markowitz的均值? ?方差模型,因此,均值? ?方差模型對國內資產組合風險的預測同樣會存在著較大的偏差,而半參數var風險管理模型則能夠取得較好的預測衡量效果; ( 5 ) var風險管理模型符合未來金融風險管理的發展趨勢,基於var風險管理模型建立內容提要風險限額內控體系、風險信息披露體系和業績評價體系,並進行金融監管,將有助於國內金融機構內部風險管理方法和外部監管技術跟上國際金融風險管理的發展潮流。At first, the conception of effective volume and method of traffic volume forecast has been put forward in the paper
本文首先提出了有效流量的概念,並確定了相應的流量預測方法,建立了有效趨勢流、有效誘增流、有效轉移流的預測模型。分享友人