介绍了本文求解二维浅水波方程组所采用的高精度高分辨的无结构网格有限体积数值模型。
To solve the 2-d shallow water equations, the numerical model which adopted the high order and high resolution finite volume method on unstructured grids was introduced.
采用二分步法，从积分型方程出发，在有限控制体上建立守恒型差分格式，对二维浅水波方程进行求解。
By use of the time split method, a conservation difference formula is established to find the solution to the shallow water equation based on the finite volume control method from integral equations.
提出了建立伴随方程的分解技术，通过二维浅水波方程的伴随方程的建立，研究了建立伴随方程的数学方法。
We put forward a decomposing technology of creating the adjoint equation. By creating the 2-d shallow-water equation, we study the mathematical method of creating the adjoint equation.
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