擬線性的 的英文怎麼說

中文拼音 [xiànxìngde]
擬線性的 英文
pseudolinear
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 4次方是 The fourth power of 2 is direction
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  1. Oblique derivative problems for second order quasilinear equations of mixed type with parabolic degeneracy

    二階退化混合型方程斜微商問題
  2. Existence of solutions for quasilinear elliptic equations

    方程解存在
  3. There are three sections in this paper. the first section : we consider the initial boundary value problem on half line and bounded interval, with kato ' s method for abstract quasi - linear evolution equations and a prior estimates of. solution, we get the existence of global smooth solution and the blow - up of solution in finite time under some conditions

    第一部分:考慮了camassa ? holm方程在半無界和有界區域上初邊值問題,用kato關于演化方程初值問題理論及先驗估計方法,證明了整體解存在,及在一定條件下,解在有限時間內blow ? up 。
  4. 1 milner, f. a., and park, e. j., a mixed finite element method for a strongly nonlinear second - order elliptic problem, math. comp., 1995, 64 : 973 988

    2陳煥禎,二階橢圓問題混合元方法最大模估計,高等學校計算數學學報,待發表
  5. Nonexistence of global positive solutions for quasi - linear parabolic inequalities

    拋物型不等方程整體解不存在
  6. In this article the authors consider canchy problem for quasilinear hyperbolic systems in 3 - step completely reducible type, and the global smooth resolvability is obtained

    摘要本文對三步完全可化約雙曲型方程組整體經典解進行討論,得到了整體經典解存在
  7. Then the structure description model of c4isr system, the edit tool and the integrative simulation platform are designed and implemented. moreover, the approach of analyzing data based on simulation in this thesis separates the analysis of simulation data from the simulation entirely. therewithal, whether a user builds the hierarchical model of evaluation or visualizes the data, he can define them himself after simulation finished

    設計並實現c ~ 4isr系統結構描述模型編輯工具,提出基於模數據分析方法將模數據分析與模分離,無論是評價層次模型建立還是數據可視化,均可以在模結束後由用戶自己定義,而且可以定義指標與模數據之間關系,層次模型計算也可以是非或調用已經編制好模型。
  8. Bolw up of global solutions to quasi - linear wave equation

    波動方程整體解爆破
  9. Lower bounds on life - span of classical solution to quasilinear hyperbolic systems

    雙曲方程組經典解存在區間下界
  10. Global classical solution with small initial total variation for quasilinear hyperbolic systems

    具小全變差雙曲組整體經典解
  11. Considering the big scope and nonlinear characteristic of tyre wheel model parameters, combination controller of fuzzy and integral is here applied, and its fuzzy control rule table and fuzzy control lookup table are listed

    針對機輪模型參數變化范圍較大,並且具有非特點,研究了模糊積分混合控制器,給出了模糊控制規則表和模糊控制查詢表,並進行了模糊積分混合控制
  12. At present, surge control method for centrifugal compressor being used is commonly by least - flow method. it can ’ t make compressor working within operating condition area, sometimes starts the surge control system earlier, which will waste energy sources and depress economy benefit. even, its control system commonly consists of simulation instrument, can ’ t modify the changing surge curve of compressor in time and can ’ t control nonlinear surge curve preferably

    目前,在用離心壓縮機防喘振方法一般採用最小流量法,它不能充分使壓縮機工作在其工況區,往往過早起動防喘振系統,浪費了能源,降低了經濟效益。且控制系統一般採用模儀表構成,在壓縮機喘振發生變化時不能及時修正,對非喘振不能較好實施控制。
  13. 2. nonlinear source term identification problem about a quasilinear parabolic heat equation is investigated. for the given function determined, the existence and the uniqueness of the solution of the state equation are proved and the dependence of the solution of the state equation on the identification parameter is discussed ; then the identifiability is verified ; through choosing suitable basic functions, the above identification problem can be transformed into a constant coefficients identification problem ; and an practical iterative algorithm for solving the identification problem is presented, the feasibility and validity of the algorithm is verified by the numerical experiments

    2 、研究一拋物型熱傳導方程非未知源項識別問題;對于給定識別函數,論證了狀態方程解存在惟一、方程解與識別函數依賴關系和可識別;通過選取適當基函數,把對非源項識別轉化成常系數識別問題;給出了實現非源項識別迭代演算法,通過數值實驗證明了演算法有效
  14. The fractal is a geometrical figure with self - similar symmetry, and it is an important tool for characterizing irregular structures in nature that are self - similar on certain length scales. for example, the koch curves can be viewed as a mathematical model for coastlines, percolation model can be used to mimic mixture of mental and insulator, self - avoiding walks can serve as a model for linear polymers, and rock fracture mode can stimulate the process of brittle fracture of rock, and so on

    分形是具有自相似對稱幾何圖形,可用來模自然界中在一定尺度范圍內具有自相似對稱不規則結構,如koch曲可用來模海岸,滲流模型可模金屬絕緣體混合物,自迴避無規行走模型可模聚合物,巖裂模型可模真實巖體破裂等。
  15. By use of - perturbation method with spatial discretization, the hydraulic transient system controlled by quasilinear partial differential equation was converted to a time - continuous linear system, so that the inverse problem of hydraulic transients under limited pressure could be sol ed with the optimal control theory for time - continuous systems

    採用-攝動法並經過空間離散,將由偏微分方程式控制制有壓瞬變流系統轉化為時間連續系統,從而使有壓瞬變流限壓控制反問題能應用時間連續系統最優控制理論來求解。
  16. Then an thorough computer modeling using finite element program with material, geometry and state triple - nonlinear taken into account is carried out on a series of influencing factors, such as comparison with npn - beam splice connection, comparison of varies designed theories, and the varying of fraction coefficient, diameter, grade, pretension and arrangement of bolts, thickness of web and flanges of beam and column, splicing location, axial loading on column, etc. lots of useful conclusions are drawn form computer modelling. finally, design and construction suggestions are given out. this study fills the black in the field of steel beam - to - column connection with cantilever beam high - strength bolted - splicing at both home and abroad

    然後,本文在考慮材料、幾何和狀態三重非基礎上,對該連接形式進行了全面計算機模,主要考慮了帶懸臂梁段全螺栓拼接樑柱連接節點與無拼接樑柱連接及翼緣對接焊接腹板拼接連接節點對比,各種設計方法之間對比,以及翼緣拼接和腹板拼接螺栓間距、直徑和數量,拼接點與梁端之間距離,梁和柱翼緣、腹板厚度,柱軸力,接觸面摩擦系數,翼緣和腹板拼接板厚度等因素影響。
  17. In the thesis, 3d finite element, models ( fem ) of the precast segmental box girders are established with contact elements, which may simulate the interactions between the joints. the influences of material nonlinearity of concrete and geometric nonlinearity of structure are also taken into account in the computed models

    針對預制節段干接縫拼裝梁存在接縫特點,採用接觸單元模接縫間相互作用,解決了預制節段拼裝梁建模關鍵問題,並在計算模型中考慮了混凝土材料非和結構幾何非影響。
  18. Quenching for quasilinear parabolic systems

    拋物方程組解猝滅
  19. We study in this paper the filtration problem in partially saturated layered porous media in one dimensional. that is the thid problem boundary value problem of on dimensional degenerate quasi - linear elliptic - parabolic equation with discontinuous coeffi - cients. the existence, uniquess of the solutions and some properties of the solution are proved

    本文主要討論一維有限雙層多孔介質中部分飽和滲流問題,即具有間斷系數一維橢圓-拋物退化方程第三邊值問題。證明了該問題存在、唯一及弱解邊界質。
  20. Beven 18 suggested that when it is applied in its original form to a river basin with thin soils over an imperme - able base, the quasi - steady state approximation holds. however, he also noted that for a variety of alternative transmissivity profiles, or when the saturated depth of the aquifer is large, the deviation in the actual shape of the water table from a steady - state shape can be both large enough and last long enough to call into question the assumption of quasi - steady dynamics

    Beven 18也也指出這種「穩定」地下徑流機制雖然能夠較好地應用於那些不透水層之上土壤厚度比較薄流域,但對于那些非飽和土壤層厚度隨空間變化較大也就是地下水位變化比較大,或者潛水面厚度較大流域,使用這種「topmodel地下徑流機制就容易產生問題
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