variational principles 中文意思是什麼
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All kinds of variational principles are educed under a uniform framework
在統一的構架下，導出了各種變分原理。 -
After the integrated study of various boundary hydraulic conditions and field hydraulic conditions, a new method that the hydraulic conditions of seepage can be classified as three boundary conditions and three field conditions is presented. the variational expressions of various hydraulic conditions in seepage problems are deduced based on minimum energy dissipation principle, and the variational principles of seepage problems are enriched and developed
文中在綜合分析了多孔介質滲流問題各類邊界條件和源（匯）條件的基礎上，提出將滲流問題的水力條件劃分為三類邊界條件和三類源（匯）條件；基於最小能量耗散原理推導了滲流問題中各類水力條件的變分表達，豐富並發展了滲流問題變分原理。 -
The stationary conditions of the least complementary principle had different forms. in this paper, by using the adding zero transformation and the lagrangian multiplier method, the stationary condition of the least complementary principle is derived and it satisfies the completeness of varied conditions for variational principles in elastic mechanics
最小余能原理的駐值條件也曾有過不同的提法，本文應用加零變換和拉氏乘子法推導了最小余能原理的駐值條件，它應滿足彈性力學變分原理各類條件的完備性。 -
Variational principles for nonlinear elastostatics of orthogonal cable - net structures
彈性正交索網結構靜力學的各類變分原理 -
A family of unified classical variational principles
耦合熱彈性動力學的統一變分原理族 -
Variational principles play an important role in the formulation of many problems of mathematical physics.
變分原理現在許多數學物理的表述中起著重要作用。 -
Generalized quasi - variational principles in geometric nonlinear non - conservative elasticity
幾何非線性非保守系統彈性力學廣義擬變分原理 -
The contents of the course include the elastic problems and associated solution procedure ; the basic concepts and assumptions of elasticity ; the solution of a planar elastic problem defined in a rectangular coordinate ; the matrix expression of basic equations of a planar elastic problem ; the solution of a planar problem defined in a polar coordinate ; the basic equations and solution procedure of a three - dimensional elastic problem ; bending of a plate ; and the variational principles of energy
本課程的主要內容包括:彈性力學問題及其求解思想;彈性力學中的基本概念及基本假定;彈性力學平面問題的直角坐標解答;平面問題基本方程的矩陣表示;平面問題的極坐標解答;彈性力學空間問題的基本方程及其解法;薄板的彎曲;能量變分原理等等 -
Family of generalized variational principles for nonlinear elasticity with finite displacement
大位移非線性彈性理論的廣義變分原理 -
Application of generalized variational principles to welded turnout structures of high - speed railway
廣義變分原理在高速鐵路無縫道岔結構分析中的應用 -
In chapter 3 partitioned variational principles of 3 - dimensional theory of elasticity are researched
第三章研究3維彈性理論分區變分原理。 -
Based on the principles of scaling parallel computing and variational data assimilation, this dissertation systematically studies scaling parallel algorithms and parallel implementing technologies of adjoint models, and designs high performance scaling parallel computing adjoint models. the researches are aimed at the " military global numerical weather advanced prediction system " and the " national global and regional multiple scale advanced prediction system ", and the researches closely follow international parallel computing and numerical weather forecasting technology studies
本文針對「十五」期間「我軍新一代全球數值預報業務系統」 、國家氣象局組織的「新一代多尺度數值預報系統」 ，緊跟國際并行計算和數值氣象技術研究前沿，基於可擴展并行計算和伴隨變分同化原理，研究伴隨模式可擴展并行演算法和并行實現技術，設計高效可擴展并行計算伴隨模式。 -
A new method to establish variational principles is presented
提出了一種建立變分原理的新方法。 -
Complementary variational principles
余變分原理 -
The variational theory in electromagnetics and its application in computing the characteristic impedance of conformal coaxial transmission lines are presented in this thesis. input impedance of wire antennas is also computed with a hybrid method of variational principles and the finite - difference time - domain method
本文主要研究了電磁變分理論及其在共形同軸傳輸線特性阻抗的求解和與時域有限差分法相結合求線天線輸入阻抗等方面的應用。 -
From the least complementary principle, several variational principles are derived
最小余能原理還有一些派生的變分原理。
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