勢模型 的英文怎麼說
中文拼音 [shìmóxíng]
勢模型
英文
potential model-
Describing antiproton - nuclear scattering by using each annihilation potential is feasible
各湮沒勢模型都能較好地描寫反質子-核散射過程。By comparing theoretical predictions with experimental data, one can obtain a valuable information on the form of the qq interaction potential. such information is of great practical interest, since at present it is not possible to obtain the quark - antiquark ( qq ) potential in the whole range of distances from the first principles of qcd
夸克勢模型是其中重要的模型之一，它不僅能研究強子的基態，而且能研究激發態，但是，源於在中和大距離與qcd真空的復雜結構有關的非微擾特徵，還不可能獲得整個距離范圍內的夸克?反夸克相互作用勢。The molecule of liquid crystal is organic macromolecule, so we usually describe the interaction with pah * potential model, such as lebwohl - lasher model ( l - l model ). however this model only describe spatially isotropic interaction, excluding pairwise additive interaction
由於液晶分子為有機大分子，通常只能通過模型兩體勢描寫其相互作用，如： lebwohl - lasher模型（ l - l模型） ，但是該兩體勢模型僅限於空間各向同性相互作用，不包括分子間偶極型相互作用對其貢獻。Vector meson dominance model
矢量介子優勢模型Abstract : since the multiple failures situation is not uncommon in the clinical medicine, we explore the use of proportional odds model to the multivariate interval - censored data. the approach is based on the conditional logistic regression, which prevents the complications in the existence of nuisance parameters. the estimation of parameters is obtained by the newton - raphson algorithm. the sandwith estimator for the covariance is made according to the situation where there is correlation in the score statistic. simulations are also presented to assess the accuracy of the procedure
文摘:探索比例優勢模型在臨床醫學中常見的多結局區間截斷數據中的應用.用條件的邏輯回歸方法避免討厭參數的估計，用牛頓-拉普森演算法估計回歸系數，用"夾心方差"估計量作為參數方差的估計.通過隨機模型檢驗模型應用的有效性Then, based on above review, we propose an analytical tachyon inflation model driven by scalar field with bom - infeld - type lagrangian. we find it ' s an analytical model if we choose an exponential potential. we compute it ' s power spectrum and find that it can explain the evolution of universe
如果將勢選擇為指數勢，模型變成精確可解的，本文找到了一個精確解析的宇宙暴漲解並利用該解計算了cmb譜，發現這個解可以用來解釋宇宙的演化。We obtain a new quark potential from the effective dilaton - gluon - coupling inspired by superstring theory, and by using this static potential, we explore the mechanism of quark confinement through calculations of the spin - average energy levels, the widths of the leptonic decays and radiative transitions for heavy quarkonium. the obtained results are compared with that of the cornell potenial
由規范場理論的超弦理論所激發的伸縮子一膠子有效藕合，給出了一個新的靜態夸克一反夸克勢，討論了此勢模型下重介子的自旋平均能譜、輕子衰變和輻射躍遷寬度，並與cdrn叭勢模型所得到的相應結果作了比較Based on the endogenous growth theory, this paper views technologica 1 progress as an endogenous variable in the comparative advantage model, and therefore s ets up a more systematic comparative advantage theory to the extent of investment, divisi on of labor and institution. third, it has analyzed the trade structures based on different c omparative advantage strategy, made an empirica l study of china ' s foreign trade structure, and concluded that although china ' s export structure at present is characterized by capita l - technology intensive goods, these goods have the comparative disadvantages from now to the near future in china, which means that trade structure transformation in less develo ped countries should be based on endogenous comparative advantages. finally, it has disc ussed the strategy and paths of china ' s transformation of foreign trade structure
本文借鑒內生經濟增長理論的邏輯思路，將技術進步在比較優勢模型中內生地決定，分別從投資、分工與制度三個層面建立了較為系統的內生比較優勢理論；再次，對其于不同比較優勢理論的貿易結構進行了剖析，對中國外貿結構進行了實證分析，認為盡管中國現在出口商品結構是以資本技術密集型產品為主，但中國在目前乃至將來的一定時期內的資本及技術密集型產品上仍將處于比較劣勢，發展中國家貿易結構的轉換必須基於內生比較優勢；最後，探討了中國對外貿易結構轉換戰略與路徑。Wei - shu hou et. al used the potential model by cornwall and soni, gained the gluon - gluon potential. taking advantage of the potential and perturbative mothed, the spectrum of two - gluon glueballs are calculated with principle quantum number below n = 3. it is found that the theoretical results can correspond to the experimental data, are sometimes even better than the lattice calculations
Wei - shuhou等人應用cornwall和soni的勢模型，在組分膠子圖象下得到了雙膠子膠球的膠子?膠子勢，這樣就可以解相應的薛定諤方程，計算雙膠子膠球的質量。Seasonal dynamic model is introduced to analyze and evaluate tianjin raw water quality of luanhe river during 10 years for the first time, and so does for huanghe river during 4 years. based on these historical data, some long - term trend function of water quality items is got, by which seasonal fluctuation rate ( s c ) and seasonal dynamic trend of water quality items are computed. for the first time, clustering analysis is introduced to divide tianjin raw water into different levels
首次採用季節變動模型對天津市灤河水源10年的水質情況和黃河水源4年的水質情況進行了分析評價，得出各個水質指標的長期趨勢項回歸方程，根據趨勢模型和各水質指標的歷史數據求出季節比sc ，在各個指標的季節平均值和對應的季節比（ sc ）的基礎上，得到了各個水質指標的季節變化趨勢值。Vibrating potential model
振動勢模型Based on the experiment of nimh battery, investigations on characteristics of discharging and charging of nimh battery, and analysis of influencing factor of nimh battery, an approach of ah ? coe ? ocu has been carried out to estimate an accurate surplus energy and state of charge of nimh batteries, and consider the compensation of the temperature, aging and self - discharging etc. after theoretic analysis has been completed, simulations are given to determine parameters of batteries for changan hev
本文在蓄電池試驗的基礎上，分析和研究ni - mh蓄電池充放電特性及其影響因素，建立了電池內阻、電動勢模型，提出了安時?能量守恆?開路電壓演算法（ ah ? coe ? ocu法）預測蓄電池的剩餘能量和荷電狀態計算方法，並進行溫度、循環使用壽命、自放電等補償，從而建立了蓄電池的充放電模型。The differences in orbital morphologies due to different potentials is slighting, however, given a certain potential, for clusters that have perigalactic distance smaller than 1 kpc, some orbits may exhibit a chaotic behavior. the correlation between the metallicity of samples and the orbital morphologies is unclearly ; ( 4 ) it is found that the semi - major axis, apogalactic distance and azimuth period of 29 sample clusters are changed with their metallicity similarly, but a obvious correlation is seen between orbital eccentricity and metallicity. there is a fraction of 24 % of the sample clusters with eccentricities lower than 0. 4
不同的引力勢模型對球狀星團軌道的具體形態影響不大，在給定的引力勢模型下，當某些星團的運動軌道穿越距銀心1kpc附近的區域時會出現「混沌」現象： （ 4 ） 29個樣本星團的軌道半長軸、遠銀心距和方位周期隨金屬度的變化規律基本相似，樣本星團的金屬度與其軌道形態之間的相關性並不明顯，然而軌道偏心率與金屬度有關，對于所選的暈族樣本星團而言，大約有24的樣本星團的軌道偏心率低於0 . 4 。The different galactic gravitational potential have not clear influence upon the perigalactic distance, eccentricity and uncertainty of orbital parameters, but which is significant for other parameters, such as the apogalactic distance, semi - major axis, radial period and azimuth period and so on ; ( 5 ) the monte carlo simulation show that : the distribution morphologies of the orbital parameters which are produced by simulation data are separated into three types : gaussian profile, semi - gaussian profile and non - gaussian profile
不同的引力勢模型對近銀心距、偏心率和參數的不確定度等量影響較小，但是對遠銀心距、軌道半長軸、徑向周期和方位周期等參數影響較為明顯。 （ 5 ） montecarlo模擬的結果表明：根據模擬觀測數據得到的軌道參數的分佈形態大致可分為三類：高斯分佈、準高斯分佈和非高斯分佈；觀測數據對軌道參數的影響與樣本的選取、軌道參數的類型等有關。Besides, considering the differences of the galactic gravitational potential models, there is different influence for the distribution morphologies of all of the orbital parameters of the selected sample clusters
此外，不同的銀河系引力勢模型對所選樣本的軌道參數的分佈形態也有不同程度的影響。Theoretical study of the interaction potential model for he - hf system
碰撞體系相互作用勢模型的理論研究Through the experimental work of this thesis, the single - particle potential model is comprehended and some improvements are made
通過論文的實驗工作，我們深入了解並改進了單粒子勢模型。Finally the initial observational data are produced by monte carlo method, and the orbital parameters are calculated using the simulation data for the three sample clusters. the relationship between the distribution morphologies of the orbital parameters and the initial observational date as well as the different galactic gravitational potential models are discussed
最後，對3個樣本球狀星團的觀測數據進行montecarlo模擬，並用於計算它們的軌道參數，以及討論軌道參數的分佈形態與模擬觀測數據和不同引力勢模型之間的關系。Selling silicon valley : frederick terman ' s model for regional advantage
弗里德利克183 ;特曼的地域優勢模型下篇Secondly, we use the two - dimensional equivalent potential model to turn the excitons in quantum well into the effective two - dimensional excitons, and calculate the parameters ax and yx versus the quantum well width
然後，我們用二維等效勢模型，把阱中激子等效為二維激子，計算得到了參數_ x和_ x隨阱寬的變化。分享友人