reference. Vinokur, M.: Conservation Equations of Gas Dynamics in Curvilinear Coordinate Systems. J. Computational Physics, 14 (1974), pp. 105-125.[cfd-r2-7]
Vinokur关于曲线坐标系下气体动力学守恒方程形式的论文，与经Gauss定理导出微分形式有关。