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Analysis of stability of surrounding rock of Shuibuya underground plant by three-dimensional fast Lagrangian method.

三维快速拉格朗日法进行水布垭地下厂房的稳定分析。

In this paper the shallow water equations in the Lagrangian coordinate s were derived and the numerical solutions were found out for shallow water problem with moving boundary by using a 2 order Godunov scheme.

移动边界问题是水力计算中难点之一，本文用拉格朗日坐标系来描述浅水方程，并用二阶Godunov算法求解有移动边界的浅水问题的数值解。

In this paper the shallow water equations in the Lagrangian coordinates were derived and the numerical solutions were found out for shallow water problem with moving boundary by using a 2 order Godunov scheme.

移动边界问题是水力计算中难点之一，本文用拉格朗日坐标系来描述浅水方程，并用二阶Godunov算法求解有移动边界的浅水问题的数值解。

The Lagrangian function is introduced to infer the analytical form of the ME density function.

算例表明，该方法避免了复杂的数值计算，可以满足岩石工程随机可靠性分析的要求。

In this paper, the Hestenes-Powell augmented Lagrangian function is again considered, for solving equality constrained problems via unconstrained minimization techniques.

在适当的条件下，我们建立了Hestenes-Powell 增广拉格朗日函数在原问题变量空间上的无约束极小与原约束问题的解之间的关系，并且也给出了Hestenes-Powell 增广拉格朗日函数在原问题变量和乘子变量的积空间上的无约束极小与原约束问题的解之间的一个关系。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。