牛頓模型 的英文怎麼說

中文拼音 [niúdùnxíng]
牛頓模型 英文
newton model
  • : 名詞1. (哺乳動物) cattle; ox 2. (姓氏) a surname
  • : 頓名詞(人名用字) a word used in a person's name
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 牛頓 : [力學] large dyne; newton (n)牛頓環 newton s ring; 牛頓萬有引力定律 newton s law of gravitation...
  • 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. We get the math module according to the second law of newton and the foundation of the dynamics, analysis the force of the cart and pendulum, and adopt the concept of " the equivalent cart ". during writing the equitation of the system, the equitation has been processed by linear

    利用第二定律及相關的動力學原理等建立數學,對小車和擺分別進行受力分析,並採用等效小車的概念,列舉狀態方程,進行線性化處理,最後通過極點配置,得到變量系數陣。
  2. 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-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.通過隨機檢驗應用的有效性
  3. Study of the combination of ant algorithm and quasi - newton algorithm in computing mathematical model of water supply network

    螞蟻演算法與擬法嫁接求解管網數學
  4. This dissertation studies the exterior ballistics characteristics of the target sensitivity projectile ( tsp ) in detail, first simplifies it ' s model, analyses the dynamic relation of three rigid bodies among friction plate, parachute and projectile with the method of r - w multi - bodies

    對末敏彈實體簡化后,運用多剛體動力學中的r - w方法和-歐拉方法對末敏彈系統各剛體之間的力學關系進行了分析,建立了末敏彈運動的數學
  5. 4. based on the viscous hydrodynamics, the leakage characteristics of newton liquid that is transmitted by helical gear pump are researched for the aim of the least power loss, and the leakage model is founded, the mathematic models of the radial and the axial leakage are gained. at the same time the optimal radial leakage and axial leakage are got, and the numerical calculation is achieved

    基於粘性流體力學,以功率損失最小為目標,首次對流體在斜齒齒輪泵中的漏流特性進行了研究,建立了泄漏,分別得到了斜齒齒輪泵的徑向和軸向泄漏的數學計算;同時得到了斜齒齒輪泵最佳徑向間隙和最佳軸向間隙,並在此基礎上進行了數值計算。
  6. The azeotropic distillation of the system acetic acid - water - azeotropic agent ( isopropyl acetate and butyl acetate ) is simulated. due to the non - ideal behavior, nrtl - hoc and uniquac - hoc model is used to depict vapor - liquid phase equilibrium behavior of this system. concerning the liquid in the decanter, the stability is checked by tangent plane stability analysis, and the initialization of phase splitting calculation is produced. a good estimate of the phase fration is gotten by successive substitution with newton ' s method, and every component of two phase is gotten by mass equilibrium equation. finally, the solution of this equation is produced with successive substitution calcultion. the naphtali - sandholm method is used to simulation of azeotropic distillation. by virtue of this combined calculation method, the simulation is begun with operational data as basical data. the results of simulation accord with the operating data, which proved that the combined calculation method is credible

    該體系具有高度非理想性,氣液相平衡採用nrtl - hoc和uniquac - hoc,採用切平面判據法對進入分層器中的液相進行液相穩定性測試,提供液液相分離計算的初值,再結合拉夫森迭代法運算求得相分割系數,根據物料衡算求出各相組成,循環迭代可求得分層各組分數據,共沸精餾擬計算採用那夫塔列-山德荷姆全變量迭代演算法。
  7. The main researches enclosed in this thesis are as follows : 1. based on the newton ' s law of motion, the law of angular momentum and the variation principle, the dynamic model of the satellite with a flexible appendage has been researched

    主要內容有五個方面: 1 、運用定律、角動量定律和變分原理建立了帶撓性附件的衛星動力學,分析了撓性太陽帆板轉動對衛星動力學的影響。
  8. Through newton ’ s law of motion, the continuous model of the cantilever is built. the author discretizes the model through lumped mass method and supposed modal method, analyzes the discretized model through influence coefficients method. compare the results of the two models ; the general analysis method of non - uniform beams is obtained

    其次,對懸臂梁結構進行了理論分析,應用運動定律,建立了懸臂梁系統的連續,並用集中質量法和假設態法對懸臂梁系統進行了離散化,運用影響系數法對離散化后的系統進行了分析,並把分析結果和連續系統進行了對比,得到了變截面梁的一般分析方法。
  9. The formulation for the flow model is given using the finite element / control volume ( fe / cv ) technique based on darcy ' s law of creeping flow through a porous media. the heat transfer model is based on the two - dimensional, transient heat conduction equation, including heat generation. the cure kinetics model is based on kamal ' s model, and the degree of the resin cure as a function of temperature and time

    樹脂流動階段的擬是根據流體在多孔介質中的滲流理論,應用darcy定律並使用有限元/控制體技術建立起來的;熱傳遞是一個二維瞬態熱傳導方程,考慮樹脂反應放熱;樹脂的固化利用了kamal提出的固化動力學方程,將固化度取為時間和溫度的函數。
  10. Postulating that the second - phase participle is a ball together with newton ' s classical mechanics, we develop a new physical model successfully in the thesis under condition that the grain boundary is pinned by the second - phase participle

    假定二相粒子為球形並根據經典力學理論,本文成功開發了新的二相粒子釘扎晶界的物理
  11. Based on prandtl ' s momentum transportation, this paper calculates in detail the physical quantities such as eddy viscosities, and ratio of eddy viscosity to motion viscosity, total stresses with respect to relative position in three regions of viscous sub - layer, buffer layer, and main turbulent stream for non - newtonian fluid flowing turbulently in ducts, which according to karman ' s three layer models and measurement of fluid parameters in evaluation apparatus, discusses the influence of polymer drag reduction on flowing properties of non - newton fluid, analyzes quantitatively principle of turbulent reduction phenomenon and condition of increasing reduction rate

    摘要以普蘭德動量傳遞理論為基礎,按照卡門的三層,通過室內擬環道用0號柴油及加入減阻劑在圓管內的流動參數的測定,計算了非流體管內湍流邊界層的層流內層、過渡層、湍流中心的渦流粘度,渦流粘度與運動粘度比、總應力隨相對位置的變化等定量參數,探討了高分子減阻劑對非流體流動特性的影響,對湍流減阻現象的機理與增大減阻率的條件進行了定量分析。
  12. On the basis of theoretic research on developing motivity of relative enterprises, targeting with the development motivity of logistics enterprise, the essay analyzes the developing motivity field model in logistics enterprises according to the logistics field theory, refers to the particle motion and bearing force, uses the newton ' s first and second laws, discusses the relationship between enterprise development level and enterprise bearing force or each motivity resource field, and puts forward the countermeasures on promoting the development of logistics enterprises

    摘要在有關企業發展動力的理論研究基礎上,針對物流企業的發展動力問題,根據物流場理論,對物流企業發展動力場進行分析,構建物流企業發展動力場,借鑒質點運動與受力,應用第一、第二定律,探討企業發展水平與企業發展受力或與各個動力源場強之間的關系,提出推動物流企業發展的策略。
  13. This paper establishes the mathematic model according to the second law of newton and the foundation of the dynamics and analyses respective the force of cart and pendulum adopted the concept of " the equivalent cart " to linearization. the paper specialize the control ability of pendulum system using linear system theory and perform the control of the inverted pendulum applying state feedback theory through pole collocate

    本文首先利用第二定律及相關的動力學原理建立二級倒立擺的數學,對小車和擺分別進行受力分析,並採用等效小車的概念進行線性化處理,並運用線性系統理論分析了這個系統的能控性,提出了應用狀態反饋理論,通過極點配置實現對倒立擺的控制。
  14. For the quasi - newton type trust region method based on the conic model solving unconstrained optimization, horizon vector of the conic medel is proposed, the unique optimal parameter is determined and the numerical results are given in this paper

    摘要對于求解無約束優化問題的錐信賴域方法,本文主要討論了水平向量的選取及最優參數的確定,並給出了數值試驗結果。
  15. The controller developing processes involved in balancing a two - wheeled autonomous robot is mainly discussed in this paper. the state - space equation is obtained through the mathematical model which is established by the analysis of kinematics and dynamics

    採用動力學方法,對兩輪自平衡機器人進行了運動學和動力學分析,建立了系統的數學,為控制器設計提供理論依據。
  16. Newton ' s thoughts for scientific research are important to the development of modem science, the principal of newton ' s thoughts for scientific research is the laws for judgment, inductive - deductive method, and the combination of mathematics and model, to know these thoughts is significant to modem scientific research

    摘要的科學研究思想對近現代的科學發展起著十分重要的作用,他的科學研究思想主要是推理法則、歸納法與演繹法結合以及與數學相結合的思想,了解這些思想對現在的科學研究仍然有著極其重要的意義。
  17. For although the orbits of the planets look to astronomers like a model of regular, newtonian clockwork, on a scale of millions of years, the solar system is every bit as chaotic as the earth ' s weather

    因為對天文學家來說,盡管行星的軌道有如的有規律發條裝置,在數百萬年的范圍內,太陽系像地球上的天氣一樣混亂無序。
  18. According to newton - raphson ( nr ) method, a new power flow method based on reliable power flow technique is proposed

    摘要根據法的基本原理,建立了一種基於輻射配網潮流技術的求解有環配電網潮流的新
  19. A model that describing infiltrated surface as the bottom of the ore heap has a certain slope degree was developed

    同時將方程進行有限差分離散,利用解非線性方程組的迭代法求得了的數值解。
  20. First, the fuselage nonlinear dynamic equations are built, and then the slung - load dynamic equations

    根據對直升機、吊掛物運動學特性的分析,利用定律建立
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