nonlinear terms 中文意思是什麼
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Based on the analysis of mechanism for joint region, the " frame - wall " and " aslope compression stub column " mechanical models and yielding patterns of core zone of the joints are set up. the shear load - carrying formulation for joint core zone is also given in terms of plastic ultimate analysis. and then, the comparisons between the formulas given in this paper and that of chinese design code ( draft ) and nonlinear fem as well are presented
對節點核心區的抗剪，通過受力機理的分析，建立了鋼「框架剪力墻」加混凝土「斜壓短受力體系及其屈服機制，根據塑性極限分析，給出了節點核心區抗剪承載力計算的迭加公式， 《規程》公式和非線性有限元近似模擬分析結果進行了比較。 -
Furthermore, to show the feasibility of our new approach, we briefly discuss the quantization of o ( n ) nonlinear sigma model, classical nonlinear sigma model and gross - neveu model which are constrained on a half line or supplemented by integrable boundary terms in chapter four
第四章是為了進一步說明我們這一新方法的可行性，又分別對限制於半直線上或附加了可積邊界項的o （ n ）非線性模型、經典非線性模型和gross - neveu模型的自洽的poisson結構及量子化進行了簡單討論。 -
In addition, it was the sign of the initial amplitude growth rate, not the manner of the interface motion that determined whether the amplitude could increase. at weakly nonlinear stage, mode - coupling equations were derived in cylindrical and spherical geometries. it showed that the nonlinear terms were inversely proportional to the position of the interface in cylindrical and spherical geometries
在弱非線性階段，推導了柱和球幾何中模耦合方程，結果表明：非線性作用項反比于界面的位置，界面的位置越小，非線性作用越強，反之越弱；同時柱幾何中模耦合方程的解表明，在收縮幾何中，擾動在界面兩側的發展是不對稱的，在弱非線性階段，不穩定性向內發展的部分受到慣性力的擠壓，而向外發展的部分受到慣性力的拉伸。 -
If the quintic term lies in the first terms, the unperturbed system is a quintic nonlinear schrodinger ( qnls ) equation and the cqs equation is not a near integrable systems, it only can be considered a perturbation of hamiltonian system
若五次項置於主項位置，即未擾動系統是一個五次非線性schr （ ? ） dinger （ qnls ）方程，此時的cqs方程不再是近可積系統，而僅是一個hamiltonian系統的擾動。 -
More precisely, we consider the existence time for a kind of the semilinear schrodinger equation, and the - existence of a solution of the initial boundary value problem for the klein - gordon equation with nonlinear damping and source terms
） dinger方程解的存在時間的估計和一類含非線性阻尼和源項的klein - gordon方程初邊值問題解的存在性。 -
In the first part, turbulent motion in convection zone as source to generate alfven waves is studied following lighthill - stein theory, in which the turbulent source was described by nonlinear terms in mhd equations
就是將mhd方程中的非線性項通過fourier變換轉化為湍動源項，並採用kolmogroff冪律譜來描述對流層的湍動譜。 -
Lur ' e system is a class of typical nonlinear system that nonlinear terms are constrained in the finite hurwitz sector or infinite hurwitz sector
Lur 』 e系統是一類典型的非線性系統，其非線性項被約束在有限的或無限的霍爾維茨角域里。 -
On general terms of two nonlinear recurrent sequences
關于兩個非線性遞推數列的通項 -
A new computational formula to nonlinear adjustment by parameters, in consideration of the second - order terms, is derived in this paper from the precise orthogonality condition equations to nonlinear least squares by analyzing the direct solving process and iterative computing method of the linearized model
在分析線性化的非線性參數平差的近似直接解法與迭代解法基礎上，利用非線性最小二乘的精確正交性條件方程，推導出顧及到二次項的非線性參數平差的一種新的計算公式。 -
Existence and asymptotic bahavior of explosive solutions for nonlinear elliptic problems with convection terms
帶對流項的非線性橢圓型問題爆炸解的存在性與漸近行為 -
The choice dam type is especial importance, during the designed research of the rock - fill dam, particular under the rock - fill dam with very deeply cover layer, the stress and strain of the middle wall and cutting interpenetration wall of the dam foundation is mostly sensitive, whether the. design of dam is scientific and reasonable, it is very important for cutting interpenetration and stability of the dam, the article offer the reference for the design of cutting interpenetration in the foundation with deep cover with earth the water conservancy in xiaban zone, based on the study and analysis the design of cutting seep in the foundation with deep cover with earth, cutting interpenetration concrete wall and the joining model of cutting interpenetration material in body of dam and the applying effect in the practical worko based on the foundation which absorbed and summarize the achievement of design and research in the inter and outer country, for the project of the clay vertical middle wall and vertical cutting interpenetration, the asphalt concrete vertical middle wall and vertical cutting interpenetration the clay inclined middle wall and the lever carpet layer cutting interpenetration, respectively in terms of the different stage of complete period sluice period and working condition, adopting nonlinear calculate and analysis with the finite element method ; carrying the analysis and study with the 3d finite element method as to the different joining model of the left bank high slope cutting interpenetration body and the foundation concert cutting interpenetration wall ; carrying the analysis and study with the 3d finite element method as to the effect of the wall stress and strain because of the different elasticity modulus of the concert cutting interpenetration wall through the analysis and study with the different project. have comparatively all - around comprehended the various model dam, particular the distribute rule of stress and strain of the cutting interpenetration system, provide for the important evidence of the plastic area size the join model of the foundation cutting interpenetrate wall and dam body cutting interpenetrate system the choice of the dam model and the design of the structure of the dam body, the result of research and advice have very importance value in design and building for the similarity project
工程設計中，壩型的選取顯得尤為重要，特別對于壩基有深厚覆蓋層的堆石壩，心墻和壩基防滲墻的應力和變形是壩體、壩基最敏感的部位，設計方案是否安全、科學和合理，對大壩防滲和穩定起到至觀重要的作用。本文研究分析了國內外深厚覆蓋層基礎防滲設計、壩基混凝土防滲墻與壩體防滲體銜接形式及工程實際應用效果，為下坂地水利樞紐工程深厚覆蓋層基礎防滲設計的方案選擇提供了參考；在吸收和歸納了國內外堆石壩的設計研究成果的基礎上，對粘土心墻和壩基垂直防滲方案、瀝青混凝土心墻和壩基垂直防滲方案以及粘土斜心墻和壩基水平鋪蓋防滲方案，分別按竣工期和蓄水運行期的不同工作情況進行了有限元非線性計算分析；對左岸高陡邊坡的大壩防滲體與基礎混凝土防滲墻的不同結合型式進行了三維有限元靜力計算分析和研究；對混凝土防滲墻不同彈性模量對墻體應力和變位的影響進行了三維有限元靜力計算分析和研究。通過對不同方案的計算分析和研究，比較全面的了解了各方案壩體，尤其是防滲體的應力和變形分佈規律，為壩型選擇、壩體結構設計、基礎防滲墻與壩體防滲體的結合型式以及塑性區大小的確定提供了重要依據。 -
Third, by means of smale, s point estimates theorem, the existence and the convergence theorem of broyden, s iteration is given, the method has less calculation and the speed of super linear convergence for solving the nonlinear equations with nondifferential terms under the point estimates or weak condition
第三，本文利用smale提出的點估計理論，給出了在點估計和弱條件下，用計算量小、具有超線性收斂速度的broyden方法來求解帶不可微項的非線性方程，給出了存在性收斂性定理及相應的證明。 -
For the nonlinear two - point boundary value problem with both time - delay terms and time - advanced terms driven by the optimal control theory, we build a sequence of nonhomogeneous linear two - point boundary value problems according to the successive approximation approach of constant differential equation
再利用常微分方程的逐次逼近法，將由系統的最優控制問題得到的即含有時滯項又含有超前項的非線性兩點邊值問題化為非齊次線性兩點邊值問題族。 -
For a nonlinear system with time - delay, the optimal control problem based on quadratic performance indexes is usually transformed to a nonlinear two - point boundary value problem with not only time - delay terms but also time - advance terms. therefore, this kind of optimal control problem is especially difficult to be solved, no matter exact solutions or numeral solutions
對于帶時滯的非線性控制系統，其基於二次型性能指標的最優控制問題往往轉化為一個既有時間滯后項又有時間超前項的非線性兩點邊值問題，因此解決這一類控制問題尤其困難，不論是求其精確解還是數值解。 -
Then, a kind of wnn based on single - scaling multidimensional wavelet frames and its matching pursuit algorithm is introduced. it is applied to approximate the nonlinear terms with lipschitz property of nonlinear systems to establish the adaptive state observer. the robust fault detection is realized by the observer, demonstrating the predominant performance of the wnn
然後利用一種基於單尺度小波框架的小波網路，逼近一類滿足lipschitz條件的非線性系統的非線性項，構造自適應狀態觀測器，實現了系統的魯棒故障檢測，同時採用徑向基神經網路進行殘差處理，實現了故障預報。 -
Parameter analysis, 3d nonlinear finite element program and experimental study are carried out to discuss the prestressing effects in terms of ultimate flexural strength, deflection, cracking moment, the redistribution of internal force, the stress increment of prestressed tendons, and the slip at the interface of prestressed steel - concrete composite continuous beams
本文通過參數分析、 ansys三維有限元非線性分析、模型試驗等研究方法，著重探討了抗彎承載力、撓度變形、開裂彎矩、內力重分佈、預應力筋應力增量、組合界面滑移等方面的預加力效應。 -
By solving iterative the sequences, the optimal control law is obtained which consists of analytical linear feed - forward - feedback terms and a nonlinear compensation term, which is the limit of the adjoint vector sequence
通過迭代序列得到的最優撫動抑制控制律由解析的線性前饋反饋項和序列極限形式的非線性補償項組成。 -
Statistical diagnosis of nonlinear models with random effects in terms of statistical curvature
非線性隨機效應模型基於統計曲率的統計診斷 -
In this context, the nlo properties of three kinds of essa ultrathin films are investigated systematically in terms of experiment and theory. the main contents are list in the following : based on the traditional z - scan theory and the huygens - fresnel ( h - f ) diffraction integral principle, we present a double - sided film z - scan theory that is suitable to characterize the nlo properties of the double - sided nonlinear mediums
本論文從實驗和理論上系統地研究了三類靜電自組裝超薄膜的光學非線性，主要研究內容如下:在已有的z - scan理論基礎之上，基於惠更斯-菲涅耳衍射積分原理推導出了適合於表徵雙面非線性介質光學非線性的雙面膜z - scan理論。 -
Its new global dynamic model in terms of measured joints is derived by coordinate transformation, and the decoupled control equations for joint relative angles and elastic parts of the flexible manipulator are obtained with the model - based nonlinear decoupling feedback control method
通過坐標變換，推導出一種新的以可測關節角為變量的全局動態模型，並在此基礎上運用基於模型的非線性解耦反饋控制方法得到關節相對轉角與柔性臂的彈性變形部分解耦形式控制方程。
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