適定性問題 的英文怎麼說
中文拼音 [shìdìngxìngwèntí]
適定性問題
英文
well-posed problem- 適 : 形容詞1 (適合) fit; suitable; proper 2 (恰好) right; opportune 3 (舒服) comfortable; well Ⅱ...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 問 : Ⅰ動詞1 (請人解答) ask; inquire 2 (詢問; 慰問) question; ask about [after]; inquire about [aft...
- 題 : Ⅰ名詞1. (題目) subject; title; topic; problem 2. (姓氏) a surname Ⅱ動詞(寫上) inscribe; write
- 問題 : 1 (需回答的題目) question; problem 2 (需研究解決的矛盾等) problem; matter 3 (事故或意外) tr...
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The rational spectrums of all kinds of virtual displacement definitions and commutativity of d, ? operations are given and testified in this paper. the research methods of intrinsical linear nonholonomic dynamics are similar to those of holonomic dynamics. the rationality and equivalence of chetaev model and vacco model in the intrinsical linear nonholonomic system are testified from the mathematic and mechanical aspects
本文研究了非完整動力學中使不定性問題確定化的交換關系和將非線性問題線性化的虛位移定義,首次證明並給出了在非完系統中各種虛位移定義與交換關系的合理適用范圍,指出完整動力學與本質線性非完整動力學在研究方法上具有相同性。To study the influence of this damper configuration to aeromechanical stability, some work has been done in this thesis. first, dynamic equation of the rotor - hub system was modeled with the generalized hamilton principle, which can be used to analyze the stability problem in different conditions like on - ground, hovering and flight. when fastening the fuselage, the model can also be used to analyze the stability problem of isolated rotor system
為了研究這種新型布置減擺器對直升機穩定性的影響,本文所作研究工作如下:首先,本文利用廣義的hamilton原理建立了適用於不同狀態(地面、懸停和前飛)的旋翼/機體耦合系統的動力學模型,該模型中將機體固定可以用來分析孤立旋翼的穩定性問題。In this thesis, the origin, definition, and dependence of the solution - uniqueness of the inverse problem and ill - conditioning are discussed first
因此,本文首先從反問題的起源和定義入手,然後著重分析研究了反問題解答的適定性問題。Due to the fact that the problem of reconstructing image from compton scattering energy spectral data is an ill - posed problem, any error or noise in the measurements will be amplified in the reconstruction results
由於從康普頓散射能譜直接求逆重建密度圖像是一個不適定性問題,測量的微小誤差會在重建結果中被放大。The thesis divides into five parts. from several groups of basic conceptions, we use the method of cost - income and structure - institution to deduct the logical ideas from one layer to another. the progress of the forming and evolving an inter - firm network is abstracted to the problem of the adaptability and the stability of an organization system respectively
全文共分五個部分,以成本-收益以及結構-制度的剖析範式,從幾組基本概念入手,邏輯推演層層展開,將企業網路的形成和演變過程分別抽象為組織系統的適應性和穩定性問題,構建了一個比較全面的分析框架。The use of tikhonov regularization theory was to solve ill - posed problem of image reconstruction and the use of sirt algorithm was to improve the quality of the final reconstructed image
為了克服圖像重建中的不適定性問題,利用tikhonov正則化原理進行初始圖像重建。 sirt演算法則用來對初始重建圖像進行迭代改善以獲得最終重建圖像,改善了重建圖像的質量。From several basic conceptions, this part clarifies the thesis components range from topic scope, research method and structure to innovation points on the cards. chapter two : comments on the sutra theory of the inter - firm network. we put forward the unique characteristic of this thesis different form the existing literature, which we have reviewed in the former section of this part including five perspectives as the dividing the work and specialization, transaction cost economics, modern
鑒于企業網路在整個社會分工系統的層級體系中位於中間層位置,具有復合結構,為此,適應性問題首先表現為企業網路的整體生存空間及其結構和制度的形成過程,這是關于組織系統的整體適應性問題,也是這一命題的基本規定性問題;其次表現為企業網路內部成員企業的生存適應狀態,這是關于組織系統的局部適應性問題,也是這一命題的根本規定性問題。Essentially, a key problem on the interpolation by multivariate splines is to study the piecewise algebraic curve and the piecewise algebraic variety for n - dimensional space rn ( n > 2 )
本質上,解決多元樣條函數空間的插值結點的適定性問題關鍵在於研究分片代數曲線,在高維空間里就是研究分片代數簇。The well - posedness of time - delayed forward - backward stochastic differential equations is studied. by the method of continuation, the existence and uniqueness of such equations are proved under some monotonicity conditions
摘要研究了帶時滯正倒向隨機微分方程的適定性問題。應用連續性方法,在一定單調性條件下證明了帶時滯正倒向隨機微分方程解的存在唯一性。Double variable technique is used by kruzkov in 70 ' s to obtain the existence, uniqueness and regularity of entropy solution to ( 0. 2. 1 ) for the scalar case, especially the contractive properity of entropy solution. kuznetsov applied this technique to approximation of scalar hyperbolic conservation laws ( 0. 2. 1 ) in 1976
Kruzkov 481在70年代用雙變t技巧( doublevariableteehnique )解決了多維單個雙曲守恆律( 0 . 1 . 1 )的摘解的適定性問題,即嫡解的存在性,唯一性及正規性結果,特別摘解的ll收縮性質By using three different ways to discuss feasibility of two equations of k - s pattern to compute circular cylinder, it hold that two equations of k pattern is unsuitable to compute the unstable problems about circular cylinder. when it was studied under different turbulent intension about circular cylinder, it is found that the obstruction curve change greatly as the altering of the intension. but not so much after the result is averaged
利用三種不同研究方法直接採用雙方程k -模型對圓柱繞流進行計算採用雙方程k -模型對后臺階突擴流動進西安建築科技大學博士學位論文行非定常計算構造入口邊界條件,在無圓柱條件下進行計算,對雙方程k一:模型計算圓柱繞流適定性問題進行討論,認為雙方程k一:模型不適用於計算圓柱繞流非定常計算問題。Comparison of flow regimes is made for different reynolds - number flows and mesh refinement. the current study for the laminar flow over a backward - step facing step explores the influence of the sidewall on the development of three - dimensional flow for re > 400. meanwhile, this paper attempts to study on some important aspects of time - dependent incompressible viscous flow
本論文的主要研究成果有: 1 、評述了三維粘性流動數值模型的研究現狀,分析了各數學模型的建模思想及相應的數值計算方法,提出了當前存在的高精度的數值計算方法和邊界條件的適定性問題。Then, the effects of the inner force and displacements of the exterior - protected structures influenced by the value of m and the different depths of inner poling are analysed with the m - method back - analysis programme. and the variation of optimized values caused by the numbers of different inversion parameters is also analysed, and a conclusion is drawn that a propriate parameter numbers should be in use of back analysis
然後,利用編制的m法反演分析程序,分析了m值對圍護結構內力和位移的影響,計算了內支撐不同設置深度對圍護結構內力和位移的影響,分析了反演參數個數對反演優化值的影響,即對解的適定性問題進行了討論。At present, however, there are no code for design and construction of csbcs, and there are many problems remain to be studied about the application thereof, such as the interaction between csbcs and soil, overall stability of csbcs, and effect of the thickness of cs ( corrugated steel ) on csbcs, and the application of cs to middle or large bridge, and so on
然而,目前尚無關于波紋鋼板生產標準和波紋鋼板結構設計、施工規范或規程;同時,波紋鋼板橋涵應用還有許多問題有待于進一步研究,如波紋鋼板橋涵和土的共同作用問題,波紋鋼板橋涵的穩定性問題,波紋鋼板厚度對結構的影響,波紋鋼板能否適用於中、大跨徑的橋涵等等。Thus, the applicability of block - stone embankment structure is worth to be discussed in order to take corresponding measures to solve the stability problems of embankment in warm permafrost regions
塊石路基結構在高溫多年凍土區適應性問題仍值得討論,應採取相對應的補強措施,確保高溫多年凍土區路基穩定性。Aimed at the robustness and adaptability problems on auto - identification of characteristics, the composite characteristics identification method of integrated automatic characteristics identification and of interacted characteristics definition was put forward ; among them the automatic characteristics identification adopted the characteristics auto - identification algorithm based on character - surface separation
摘要針對特徵自動識別的魯棒性和適應性問題,提出集成自動特徵識別和交互特徵定義的混合式特徵識別方法,其中自動特徵識別採用基於特徵面分割的自動特徵識別演算法。In this paper, after studying the interface instability problems with complicated interfaces and the front tracking method, we rewrite the i / o files and initialization part of frontier code and append many new functions and variables in this code. the new code version can be applied successfully to complicated interface problems, which set up a good foundation to farther developments
本文在對復雜界面的界面不穩定性問題進行研究分析的基礎之上,通過改寫該軟體的初始化和輸入、輸出部分,並加入了大量新的函數和變量,成功實現了界面形狀的改變和改形后的相應計算,彌補了軟體現有的不足,為其適應實際工程應用要求奠定了基礎。Aiming at solving the shocking problem during the processes of starting and stopping of the traveling hydraulic system, the paper has set up a the ramping function of the minimum ramping time. it combines the fuzzy - adjustable - pid control strategy and the dead - domain control strategy to solves no - stable problem when paver works at low speed
針對攤鋪機起步、停車的沖擊問題,提出了最短斜坡函數的設計方法;針對攤鋪機低速不穩定性問題,分別採用帶死區的pid和模糊自適應pid演算法相結合的方法進行控制。Stability for a class of nonlinear feedback system is studied in this paper. thus some sufficient and necessary conditions are given. these results are suitable for both time - invariant and time - varying systems. as an application, the general time - varying lur e problem is studied too. then the time - varying circle criterion in the siso case is given. at the same time, in the mimo case, a stability criterion is given, which doesn t need the decoupling conditions
-穩定性問題,給出了其穩性分析準則和一些必要條件,這些結果適用於時不變與時變系統。其次,利用已有的結果,研究了非線性環節具有扇區特性的穩定性問題。在單輸入單輸出siso的情況下,給出了時變系統的圓判據。In this paper, complex nonlinear systems are researched. using fuzzy adaptive technique, this paper discusses the stability problem and the reconfigurable control problem of the complex nonlinear systems
本文以復雜非線性系統為研究對象,採用模糊自適應技術討論了復雜非線性系統的穩定性問題和重構控制問題。分享友人