Generally, there are two methods in water current analysis and calculation, one is the Euler method, and the other is the Lagrange method.
在水流分析计算中，通常采用二种方法：一种是欧拉法；一种是拉格朗日法。
The finite strip method in structural analysis has been extended, and elastic-plastic large deformation spline finite strip method based on the Updated-Lagrange method (U.
拓展了结构分析有限条法，基于固体力学有限形变理论的更新拉格朗日法（U 。
An enhanced target function is built up via Lagrange multiplier and the principle of equal mini rate of consumption increasement and the method of static boiler model analysis are put forward.
借助拉格朗日乘数法建立增广的目标函数，提出等耗量微增率准则及静态锅炉模型辨识方法，对耗量函数的性质给出了凸性要求。
Movable equation of the inverted pendulum is derived, according to the dynamics analysis method of Lagrange. By system feasible approximation, an easily analytical math model is deduced.
基于拉格朗日动力学分析方法，推导出倒立摆的运动方程，在对系统进行可行的近似化处理后，得出了便于分析的数学模型。
The comparison with the method of usual lagrange analysis shows that the method is convenient and accurate in calculating the histories of particle variabes in inert medium.
与拉格朗日分析方法比较表明：本文的分析方法对于计算惰性介质质点运动状态具有简单性，而且具有较好的计算精度。
The finite strip method in structural analysis has been extended, and elastic-plastic large deformation spline finite strip method based on the Updated-Lagrange method (U.
应用有限条方法分析多格式斜桥，编制了相应的计算程序，进行有机玻璃模型试验，讨论了这种结构受力性能。
The finite strip method in structural analysis has been extended, and elastic-plastic large deformation spline finite strip method based on the Updated-Lagrange method (U.
应用有限条方法分析多格式斜桥，编制了相应的计算程序，进行有机玻璃模型试验，讨论了这种结构受力性能。
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