本文通过对新型动标装置进行力学、数学分析,简单导出了初等模型、变刚度模型及拟线性模型。
The mathematical and mechanical analyses are made on a new type of dynamic pressure calibrator in this paper.
考虑不同因素的影响,建立了反应烧结碳化硅反应烧结过程的一组数学模型,它们可表述为一个拟线性的抛物型方程。
Several mathematical models for reaction process of reaction bonded silicon carbide are set up, which are quasi linear parabolic systems.
本文讨论了一交通模型的一阶拟线性偏微分方程激波产生唯一性的条件并给了严格的证明。
A condition of a one-order quasilinear partial differential equation of a traffic model forming unique shock wave is given end proved.
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