通过分析汽车衡秤台的结构特性和受载状况，建立汽车衡秤台的三维实体模型。
According to the analysis of the structure and the loading status of the vehicle scale, the 3-d solid model of the vehicle scale is built.
本文将针对二维双曲守衡律，对高精度、高分辨的有限体积法及其近年来的进展做一简要介绍。
In this paper, we review the development of high order, high resolution finite volume methods for 2-d hyperbolic conservation laws.
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