查询词典 variational formulation

Lobal Positioning System meteorology data variational assimilation can be reduced to theproblem of a large-scale unconstrained optimization.

PS资料同化最终归结为一个大规模的无约束优化问题。

The variational data analysis technique is tested based on the observations of meteorologic...

使用上海市的气象哨、常规气象观测站的观测资料和上海市的地表分类信息，对变分分析技术进行了应用实验。

Compound forecasting methodology in a position to via to analyze forecasted indices multiangular in depth, gain much relevant data variational inherent law, thereby work out preferable forecast.

复合预测方法能够通过对预测指标的多角度分析，获得更多有关数据变化的内在规律，从而做出更加科学的预测。

Watching the mutative tendency and variational course,it will guide us to find out the best intensity and density and stimulative current.

借助该指标的整个变化趋势和变化过程可以初步确定适合组织细胞生长培养的最佳电流强度和密度。

Using variational trend of key characteristics of population, SAGS algorithm constructed flexible fitness function, cross probability function and mutative probability function.

SAGS算法利用种群关键特征的变化趋势，设计了可变的适应值函数、交叉概率函数和变异概率函数。

In the buckling question under nonconservation force,a simply example( the dynamic stability question under the uniformly follower forces with small deformation % linear elastic, straight normal.) is considered.The variational equation of braid composite cylindrical shells subjectd to uniformly follower forces is deduced based on the variation principle of quasinatural frequency of elastic nonconservative system self-excited vibration.The calculated formulas of the flutter load and quasinatural frequency of shells are obtained. The program for calculating the flutter load is developed.The numerical example is given and some useful conclusions are obtained.

对非保守力作用下的屈曲问题，具体研究了圆柱壳在比较简单的情况，即小变形、线弹性、直法线假设下在随动力作用下的壳屈曲问题，由拟固有频率变分原理推出了圆柱壳受随从力作用的变分方程，得到了颤振载荷与壳弯曲的固有频率的计算公式，编制了相应的计算机程序，并给出了具体算例，得到了一些有益的结论。

The variational equations are established for holonomic nonconservative dynamical systems in the high-dimensional ex-tended phase space.

建立了高维增广相空间中完整非保守力学系统的变分方程，并利用系统的正则方程和变分方程证明，可由第一积分直接构造系统的积分不变量，并举例说明结果的应用。

In this paper, a series of strong convergence theorems are discussed, which concern with generarized set-valued variational inclusions, a class of strongly accretive operator equation and a class of nonexpansive mappings.

第二章，我们在Hilbert空间中研究-单调算子的概念，以及与此相关的预解式算子R_~，利用预解式算子技巧构造了一类迭代算法，求解变分包含的逼近解问题，并讨论了由此算法产生的迭代序列的收敛性。

Design_by_feature, variational design and parametrical design are some key trends of CAD/CAM technology.

特征设计、变量设计、参数设计是当前CAD/CAM技术的发展方向。

The discrete variational method is an easy master and performable tool, which could be applied to study atomic or molecular electron structures and other properties.

DVM离散变分方法为研究原子或分子的电子结构和其他性质提供了一种易于掌握并简便易行的计算工具。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。