And the outcomes of the contributions can be summarized as follows:According to the pressure distribution equations and the central difference scheme, the finite difference mathematical models of aerostatic circular porous thrust bearing and porous aerostatic journal bearing are established.
取得了以下研究成果:根据两流动区域内相互耦合的压强分布方程,利用中心差分格式建立了圆盘形多孔质止推轴承和多孔质径向轴承的有限差分数学模型。
参考来源 - 多孔质气体静压轴承静态性能分析·2,447,543篇论文数据，部分数据来源于NoteExpress
Therefore, the central difference to deal with both the convectional and the diffusion term was adopted.
针对反向计算的如上特点，我们对对流项和扩散项均采取了中心差分的处理方式。
The convection term is discretized with upwind-central difference scheme, while the pressure equation is solved by SOR.
对流项用迎风—中心差分格式模拟，压力方程用SOR法迭代求解。
Applying the finite difference method to solve mathematics model of the well tests, and the central difference method is used.
应用有限差分法对试井的数学模型进行求解，采用中心差分。
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